diff --git a/app/Classes/General/Eloquent/Filters/SegmentId.php b/app/Classes/General/Eloquent/Filters/SegmentId.php
new file mode 100644
index 00000000..dade3d25
--- /dev/null
+++ b/app/Classes/General/Eloquent/Filters/SegmentId.php
@@ -0,0 +1,20 @@
+<?php
+
+namespace App\Classes\General\Eloquent\Filters;
+
+use Illuminate\Database\Eloquent\Builder;
+
+class SegmentId implements Filter
+{
+
+    /**
+     * @param Builder $builder
+     * @param $value
+     * @return Builder|mixed
+     */
+    public static function apply(Builder $builder, $value)
+    {
+        return $builder->where('segment_id', $value);
+    }
+
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/Accounts/ControllerLogic/CreateUserLogic.php b/app/Classes/Modules/Accounts/ControllerLogic/CreateUserLogic.php
index 4d3a5ce9..bc898205 100644
--- a/app/Classes/Modules/Accounts/ControllerLogic/CreateUserLogic.php
+++ b/app/Classes/Modules/Accounts/ControllerLogic/CreateUserLogic.php
@@ -12,17 +12,18 @@ use App\Http\Resources\UserResource;
 use App\Classes\Modules\Companies\Standards\Rules\CanCreateCompany;
 use App\Classes\Modules\Companies\Services\CreatesCompany;
 use App\Classes\Modules\Companies\DataTransferObjects\CompanyObject;
-use App\Http\Resources\CompanyResource;
 
 use App\Classes\Modules\Contacts\Standards\Rules\CanCreateContact;
 use App\Classes\Modules\Contacts\Services\CreatesContact;
 use App\Classes\Modules\Contacts\DataTransferObjects\ContactObject;
-use App\Http\Resources\ContactResource;
 
 use App\Classes\Modules\CompanyEmployees\Standards\Rules\CanCreateCompanyEmployee;
 use App\Classes\Modules\CompanyEmployees\Services\CreatesCompanyEmployee;
 use App\Classes\Modules\CompanyEmployees\DataTransferObjects\CompanyEmployeeObject;
-use App\Http\Resources\CompanyEmployeeResource;
+
+use App\Classes\Modules\SegmentCompanies\Standards\Rules\CanCreateSegmentCompany;
+use App\Classes\Modules\SegmentCompanies\Services\CreatesSegmentCompany;
+use App\Classes\Modules\SegmentCompanies\DataTransferObjects\SegmentCompanyObject;
 
 use ErrorException;
 use Illuminate\Http\JsonResponse;
@@ -65,6 +66,12 @@ class CreateUserLogic extends AbstractControllerLogic
     /** @var CreatesCompanyEmployee */
     private $createsCompanyEmployee;
 
+    /** @var CanCreateSegmentCompany */
+    private $canCreateSegmentCompany;
+
+    /** @var CreatesSegmentCompany */
+    private $createsSegmentCompany;
+
     /**
      * CreateUserControllerLogic constructor.
      * @param CanCreateUser $canCreateUser
@@ -75,6 +82,8 @@ class CreateUserLogic extends AbstractControllerLogic
      * @param CreatesContact $createsContact
      * @param CanCreateCompanyEmployee $canCreateCompanyEmployee
      * @param CreatesCompanyEmployee $createsCompanyEmployee
+     * @param CanCreateSegmentCompany $canCreateSegmentCompany
+     * @param CreatesSegmentCompany $createsSegmentCompany
      */
     public function __construct(
         CanCreateUser $canCreateUser, 
@@ -84,7 +93,9 @@ class CreateUserLogic extends AbstractControllerLogic
         CanCreateContact $canCreateContact, 
         CreatesContact $createsContact,
         CanCreateCompanyEmployee $canCreateCompanyEmployee, 
-        CreatesCompanyEmployee $createsCompanyEmployee
+        CreatesCompanyEmployee $createsCompanyEmployee,
+        CanCreateSegmentCompany $canCreateSegmentCompany, 
+        CreatesSegmentCompany $createsSegmentCompany
     )
     {
         $this->canCreateUser = $canCreateUser;
@@ -95,6 +106,8 @@ class CreateUserLogic extends AbstractControllerLogic
         $this->createsContact = $createsContact;
         $this->canCreateCompanyEmployee = $canCreateCompanyEmployee;
         $this->createsCompanyEmployee = $createsCompanyEmployee;
+        $this->canCreateSegmentCompany = $canCreateSegmentCompany;
+        $this->createsSegmentCompany = $createsSegmentCompany;
     }
 
     /**
@@ -140,7 +153,6 @@ class CreateUserLogic extends AbstractControllerLogic
             $this->canCreateContact->passes($contact_object);   
             $contact_query = $this->createsContact->execute($contact_object);
 
-
             $company_employee_object = new CompanyEmployeeObject(
                 $company_query->id, 
                 $user_query->id
@@ -149,11 +161,21 @@ class CreateUserLogic extends AbstractControllerLogic
             $this->canCreateCompanyEmployee->passes($company_employee_object);   
             $company_employee_query = $this->createsCompanyEmployee->execute($user_query, $company_employee_object);
 
+
+            $segment_company_object = new SegmentCompanyObject(
+                1,
+                $company_query->id
+            );
+           
+            $this->canCreateSegmentCompany->passes($segment_company_object);   
+            $segment_company_query = $this->createsSegmentCompany->execute($company_query, $segment_company_object);
+
             DB::commit();
 
             return $this->resourceResponse(new UserResource($user_query));
 
         } catch (\Exception $exception) {
+            dd($exception);
             throw new ErrorException($exception->getMessage(), $exception->getCode());
         }
 
diff --git a/app/Classes/Modules/Documents/ControllerLogic/ApproveDocumentLogic.php b/app/Classes/Modules/Documents/ControllerLogic/ApproveDocumentLogic.php
new file mode 100644
index 00000000..c41ab371
--- /dev/null
+++ b/app/Classes/Modules/Documents/ControllerLogic/ApproveDocumentLogic.php
@@ -0,0 +1,97 @@
+<?php
+
+namespace App\Classes\Modules\Documents\ControllersLogic;
+
+use App\Http\Resources\DocumentResource;
+
+use App\Classes\General\Abstracts\AbstractControllerLogic;
+
+use App\Classes\Modules\Documents\Services\FetchesDocument;
+
+use App\Classes\Modules\Documents\Standards\Rules\CanUpdateDocument;
+use App\Classes\Modules\Documents\Services\ApprovesDocument;
+use App\Classes\Modules\Documents\DataTransferObjects\DocumentObject;
+
+use App\Classes\ValueObjects\Constants\ObjectStatus;
+
+use ErrorException;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\DB;
+
+class ApproveDocumentLogic extends AbstractControllerLogic
+{
+
+    /**
+     * @return array
+     */
+    protected function notification():array {
+        return [
+            'title' => 'Approve Document',
+            'message' => 'You have successfully approved the Document'
+        ];
+    }
+
+    /** @var CanUpdateDocument */
+    private $canUpdateDocument;
+
+    /** @var ApprovesDocument */
+    private $approvesDocument;
+
+    /** @var FetchesDocument */
+    private $fetchesDocument;
+
+    /**
+     * UpdateStandardSegmentConstantLogic constructor.
+     * @param CanUpdateDocument $canUpdateDocument
+     * @param ApprovesDocument $approvesDocument
+     * @param FetchesDocument $fetchesDocument
+     */
+    public function __construct(
+        canUpdateDocument $canUpdateDocument, 
+        ApprovesDocument $approvesDocument, 
+        FetchesDocument $fetchesDocument
+    )
+    {
+        $this->canUpdateDocument = $canUpdateDocument;
+        $this->approvesDocument = $approvesDocument;
+        $this->fetchesDocument = $fetchesDocument;
+    }
+
+    /**
+     * @param Request $request
+     * @return JsonResponse
+     * @throws ErrorException
+     */
+    public function logic(Request $request) : JsonResponse
+    {
+        try {
+            DB::beginTransaction();
+
+            $document_query = $this->fetchesDocument->execute(['id' => $request->route('id')]);
+
+            $document_object = new DocumentObject(
+                $document_query->owner_id,
+                $document_query->owner_type,
+                $document_query->document_type,
+                $document_query->reference,
+                ObjectStatus::ACTIVE,
+                \Auth::user()->id,
+                $document_query->issued_date,
+                $document_query->expired_date,
+                $document_query->approved_date
+            );
+            $this->canUpdateDocument->passes($document_object);
+            $document_query = $this->approvesDocument->execute($document_query, $document_object);
+           
+            DB::commit();
+
+            return $this->resourceResponse(new DocumentResource($document_query));
+
+        } catch (\Exception $exception){
+            dd($exception);
+            throw new ErrorException($exception->getMessage(), $exception->getCode());
+        }
+    }
+
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/Documents/ControllerLogic/ListDocumentLogic.php b/app/Classes/Modules/Documents/ControllerLogic/ListDocumentLogic.php
new file mode 100644
index 00000000..25049850
--- /dev/null
+++ b/app/Classes/Modules/Documents/ControllerLogic/ListDocumentLogic.php
@@ -0,0 +1,82 @@
+<?php
+
+namespace App\Classes\Modules\Documents\ControllersLogic;
+
+
+use App\Classes\General\Abstracts\AbstractControllerLogic;
+use App\Classes\Modules\Documents\Services\ListsDocuments;
+use App\Classes\Modules\Documents\Standards\Rules\CanListDocuments;
+use App\Http\Resources\DocumentResource;
+use ErrorException;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+
+class ListDocumentLogic extends AbstractControllerLogic
+{
+
+    /**
+     * @return array
+     */
+    protected function notification():array {
+        return [
+            'title' => 'Retrieved Document',
+            'message' => 'You have successfully retrieved a list of Document'
+        ];
+    }
+
+    /** @var CanListDocuments */
+    private $canListDocuments;
+
+    /** @var ListsDocuments */
+    private $listsDocuments;
+
+    /**
+     * ListStandardSegmentLogic constructor.
+     * @param CanListDocuments $canListDocuments
+     * @param ListsDocuments $listsDocuments
+     */
+    public function __construct(CanListDocuments $canListDocuments, ListsDocuments $listsDocuments)
+    {
+        $this->canListDocuments = $canListDocuments;
+        $this->listsDocuments = $listsDocuments;
+    }
+
+
+    /**
+     * @param Request $request
+     * @return JsonResponse
+     * @throws ErrorException
+     */
+    public function logic(Request $request) : JsonResponse
+    {
+        try {
+
+            $document_type = $request->input('document_type');
+            $reference = $request->input('reference');
+            $status = $request->input('status');
+
+            $data = [];
+
+            if ($document_type) {
+                $data['document_type'] = $document_type;
+            }
+            if ($reference) {
+                $data['reference'] = $reference;
+            }
+            if ($status) {
+                $data['status'] = $status;
+            }
+
+            $this->canListDocuments->passes();
+
+            $query = $this->listsDocuments->execute($data);
+            
+            return $this->collectionResponse(DocumentResource::collection($query));
+
+        } catch (\Exception $exception){
+            throw new ErrorException($exception->getMessage(), $exception->getCode());
+        }
+
+    }
+
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/Documents/Services/ApprovesDocument.php b/app/Classes/Modules/Documents/Services/ApprovesDocument.php
new file mode 100644
index 00000000..206d9efd
--- /dev/null
+++ b/app/Classes/Modules/Documents/Services/ApprovesDocument.php
@@ -0,0 +1,23 @@
+<?php
+
+namespace App\Classes\Modules\Documents\Services;
+
+use App\Classes\General\Eloquent\AbstractUpdateRecord;
+use App\Classes\Modules\Documents\DataTransferObjects\DocumentObject;
+use App\Models\Document;
+
+class ApprovesDocument extends AbstractUpdateRecord
+{
+
+    /**
+     * @param DocumentObject $object
+     * @return \Illuminate\Database\Eloquent\Model
+     * @throws \App\Classes\Exceptions\MalformedRequestException
+     */
+    public function execute(Document $model, DocumentObject $object) 
+    {
+        $model->status = $object->getStatus();
+        $model->approved_by = $object->getApprovedBy();
+        return $this->handler($model);
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/Documents/Services/FetchesDocument.php b/app/Classes/Modules/Documents/Services/FetchesDocument.php
new file mode 100644
index 00000000..1aa12c87
--- /dev/null
+++ b/app/Classes/Modules/Documents/Services/FetchesDocument.php
@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Classes\Modules\Documents\Services;
+
+
+use App\Classes\General\Eloquent\AbstractFetchRecord;
+use Illuminate\Database\Eloquent\Builder;
+use App\Models\Document;
+
+class FetchesDocument extends AbstractFetchRecord
+{
+
+    /** @var Document */
+    private $repository;
+
+    /**
+     * FetchesUser constructor.
+     * @param Document $repository
+     */
+    public function __construct(Document $repository)
+    {
+        $this->repository = $repository;
+    }
+
+
+    /**
+     * @return Builder
+     */
+    public function getRepository(): Builder
+    {
+        return $this->repository->newQuery();
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/Documents/Services/ListsDocuments.php b/app/Classes/Modules/Documents/Services/ListsDocuments.php
new file mode 100644
index 00000000..9f372279
--- /dev/null
+++ b/app/Classes/Modules/Documents/Services/ListsDocuments.php
@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Classes\Modules\Documents\Services;
+
+
+use App\Classes\General\Eloquent\AbstractListRecord;
+use Illuminate\Database\Eloquent\Builder;
+use App\Models\Document;
+
+class ListsDocuments extends AbstractListRecord
+{
+
+    /** @var Document */
+    private $repository;
+
+    /**
+     * ListsDocuments constructor.
+     * @param Document $repository
+     */
+    public function __construct(Document $repository)
+    {
+        $this->repository = $repository;
+    }
+
+
+    /**
+     * @return Builder
+     */
+    function getRepository(): Builder
+    {
+        return $this->repository->newQuery();
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/Documents/Standards/Rules/CanListDocuments.php b/app/Classes/Modules/Documents/Standards/Rules/CanListDocuments.php
new file mode 100644
index 00000000..d94068b7
--- /dev/null
+++ b/app/Classes/Modules/Documents/Standards/Rules/CanListDocuments.php
@@ -0,0 +1,45 @@
+<?php
+
+namespace App\Classes\Modules\Documents\Standards\Rules;
+
+use App\Classes\General\Abstracts\AbstractRule;
+use App\Classes\Modules\Documents\DataTransferObjects\DocumentObject;
+
+class CanListDocuments extends AbstractRule
+{
+    /**
+     * @return bool
+     */
+    protected function authorized(): bool
+    {
+        // TODO  Set Authorization rules
+
+        if (!\Auth::user()->can('view document')) {
+            return false;
+        }
+
+        return true;
+
+    }
+
+    /**
+     * @param DocumentObject $object
+     * @return bool
+     */
+    protected function validators($object): bool
+    {
+        return true;
+
+    }
+
+
+    /**
+     * @param DocumentObject $object
+     * @return bool
+     */
+    protected function criteria($object): bool
+    {
+        return true;
+    }
+
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/Documents/Standards/Rules/CanUpdateDocument.php b/app/Classes/Modules/Documents/Standards/Rules/CanUpdateDocument.php
new file mode 100644
index 00000000..f07fb166
--- /dev/null
+++ b/app/Classes/Modules/Documents/Standards/Rules/CanUpdateDocument.php
@@ -0,0 +1,53 @@
+<?php
+
+namespace App\Classes\Modules\Documents\Standards\Rules;
+
+
+use App\Classes\General\Abstracts\AbstractRule;
+use App\Classes\Modules\Documents\DataTransferObjects\DocumentObject;
+use App\Classes\Modules\Documents\Standards\Validators\DocumentValidation;
+
+class CanUpdateDocument extends AbstractRule
+{
+
+    /** @var DocumentValidation */
+    private $documentValidation;
+
+    /**
+     * CanCreateAddress constructor.
+     * @param DocumentValidation $documentValidation
+     */
+    public function __construct(DocumentValidation $documentValidation)
+    {
+        $this->documentValidation = $documentValidation;
+    }
+
+    /**
+     * @return bool
+     */
+    protected function authorized(): bool
+    {
+        // TODO  Set Authorization rules
+        return true;
+    }
+
+    /**
+     * @param DocumentObject $object
+     * @return bool
+     * @throws \App\Classes\Exceptions\RequestValidationException
+     */
+    protected function validators($object): bool
+    {
+        return $this->documentValidation->validate($object);
+    }
+
+    /**
+     * @param DocumentObject $object
+     * @return bool
+     */
+    protected function criteria($object): bool
+    {
+        return true;
+    }
+
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/SegmentCompanies/DataTransferObjects/SegmentCompanyObject.php b/app/Classes/Modules/SegmentCompanies/DataTransferObjects/SegmentCompanyObject.php
new file mode 100644
index 00000000..023d4f57
--- /dev/null
+++ b/app/Classes/Modules/SegmentCompanies/DataTransferObjects/SegmentCompanyObject.php
@@ -0,0 +1,44 @@
+<?php
+
+namespace App\Classes\Modules\SegmentCompanies\DataTransferObjects;
+
+use App\Classes\Interfaces\DataTransferObject;
+
+class SegmentCompanyObject implements DataTransferObject
+{    
+    /** @var int|null */
+    private $segment_id;
+
+    /** @var int|null */
+    private $company_id;
+
+    /**
+     * CompanyObject constructor.
+     * @param int|null $segment_id
+     * @param int|null $company_id
+     */
+    public function __construct(
+        ?int $segment_id, 
+        ?int $company_id
+    )
+    {
+        $this->segment_id = $segment_id;
+        $this->company_id = $company_id;
+    }
+
+    /**
+     * @return int|null
+     */
+    public function getSegmentId(): ?int
+    {
+        return $this->segment_id;
+    }
+
+    /**
+     * @return int|null
+     */
+    public function getCompanyId(): ?int
+    {
+        return $this->company_id;
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/SegmentCompanies/Services/CreatesSegmentCompany.php b/app/Classes/Modules/SegmentCompanies/Services/CreatesSegmentCompany.php
new file mode 100644
index 00000000..ae791fca
--- /dev/null
+++ b/app/Classes/Modules/SegmentCompanies/Services/CreatesSegmentCompany.php
@@ -0,0 +1,21 @@
+<?php
+
+namespace App\Classes\Modules\SegmentCompanies\Services;
+
+use App\Classes\General\Eloquent\AbstractUpdateRecord;
+use App\Classes\Modules\SegmentCompanies\DataTransferObjects\SegmentCompanyObject;
+use App\Models\Company;
+
+class CreatesSegmentCompany extends AbstractUpdateRecord
+{
+    /**
+     * @param SegmentCompanyObject $object
+     * @return \Illuminate\Database\Eloquent\Model
+     * @throws \App\Classes\Exceptions\MalformedRequestException
+     */
+    public function execute(Company $model, SegmentCompanyObject $object) 
+    {
+        $model->segment()->sync($object->getSegmentId());
+        return $model;
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/SegmentCompanies/Standards/Rules/CanCreateSegmentCompany.php b/app/Classes/Modules/SegmentCompanies/Standards/Rules/CanCreateSegmentCompany.php
new file mode 100644
index 00000000..2670467e
--- /dev/null
+++ b/app/Classes/Modules/SegmentCompanies/Standards/Rules/CanCreateSegmentCompany.php
@@ -0,0 +1,53 @@
+<?php
+
+namespace App\Classes\Modules\SegmentCompanies\Standards\Rules;
+
+
+use App\Classes\General\Abstracts\AbstractRule;
+use App\Classes\Modules\SegmentCompanies\DataTransferObjects\SegmentCompanyObject;
+use App\Classes\Modules\SegmentCompanies\Standards\Validators\SegmentCompanyValidation;
+
+class CanCreateSegmentCompany extends AbstractRule
+{
+
+    /** @var SegmentCompanyValidation */
+    private $segmentCompanyValidation;
+
+    /**
+     * CanCreateAddress constructor.
+     * @param SegmentCompanyValidation $segmentCompanyValidation
+     */
+    public function __construct(SegmentCompanyValidation $segmentCompanyValidation)
+    {
+        $this->segmentCompanyValidation = $segmentCompanyValidation;
+    }
+
+    /**
+     * @return bool
+     */
+    protected function authorized(): bool
+    {
+        // TODO  Set Authorization rules
+        return true;
+    }
+
+    /**
+     * @param SegmentCompanyValidation $object
+     * @return bool
+     * @throws \App\Classes\Exceptions\RequestValidationException
+     */
+    protected function validators($object): bool
+    {
+        return $this->segmentCompanyValidation->validate($object);
+    }
+
+    /**
+     * @param SegmentCompanyValidation $object
+     * @return bool
+     */
+    protected function criteria($object): bool
+    {
+        return true;
+    }
+
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/SegmentCompanies/Standards/Validators/SegmentCompanyValidation.php b/app/Classes/Modules/SegmentCompanies/Standards/Validators/SegmentCompanyValidation.php
new file mode 100644
index 00000000..2185c519
--- /dev/null
+++ b/app/Classes/Modules/SegmentCompanies/Standards/Validators/SegmentCompanyValidation.php
@@ -0,0 +1,40 @@
+<?php
+
+namespace App\Classes\Modules\SegmentCompanies\Standards\Validators;
+
+use App\Classes\General\Abstracts\AbstractValidation;
+use App\Classes\Modules\SegmentCompanies\DataTransferObjects\CompanyEmployeeObject;
+
+class SegmentCompanyValidation extends AbstractValidation
+{
+    /**
+     * @param CompanyEmployeeObject $object
+     * @return array
+     */
+    protected function data($object): array 
+    {
+        return [
+            'segment_id' => $object->getSegmentId(),
+            'company_id' => $object->getCompanyId(),
+        ];
+    }
+
+    /**
+     * @return array
+     */
+    protected function rules(): array 
+    {
+        return [
+            'segment_id' => 'required',
+            'company_id' => 'required',
+        ];
+    }
+
+    /**
+     * @return array
+     */
+    protected function messages(): array 
+    {
+        return [];
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/SegmentConstants/ControllerLogic/CreateSegmentConstantLogic.php b/app/Classes/Modules/SegmentConstants/ControllerLogic/CreateSegmentConstantLogic.php
new file mode 100644
index 00000000..7f27e3f3
--- /dev/null
+++ b/app/Classes/Modules/SegmentConstants/ControllerLogic/CreateSegmentConstantLogic.php
@@ -0,0 +1,187 @@
+<?php
+
+namespace App\Classes\Modules\SegmentConstants\ControllersLogic;
+
+use App\Classes\General\Abstracts\AbstractControllerLogic;
+
+use App\Classes\Modules\SegmentConstants\Services\FetchesSegmentConstant;
+use App\Classes\Modules\Segments\Services\FetchesSegment;
+
+use App\Classes\Modules\SegmentConstants\Standards\Rules\CanCreateSegmentConstant;
+
+use App\Classes\Modules\SegmentConstants\Services\CreatesSegmentConstantTax;
+use App\Classes\Modules\SegmentConstants\DataTransferObjects\SegmentConstantTaxObject;
+
+use App\Classes\Modules\SegmentConstants\Services\CreatesSegmentConstantBillingFee;
+use App\Classes\Modules\SegmentConstants\DataTransferObjects\SegmentConstantBillingFeeObject;
+
+use App\Classes\Modules\SegmentConstants\Services\CreatesSegmentConstantServiceCharge;
+use App\Classes\Modules\SegmentConstants\DataTransferObjects\SegmentConstantServiceChargeObject;
+
+use App\Classes\Modules\SegmentConstants\Services\CreatesSegmentConstantBookingAmountMax;
+use App\Classes\Modules\SegmentConstants\DataTransferObjects\SegmentConstantBookingAmountMaxObject;
+
+use App\Classes\Modules\SegmentConstants\Services\CreatesSegmentConstantPaymentAttemptExpiryTime;
+use App\Classes\Modules\SegmentConstants\DataTransferObjects\SegmentConstantPaymentAttemptExpiryTimeObject;
+
+use App\Http\Resources\SegmentConstantResource;
+
+use ErrorException;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\DB;
+
+class CreateSegmentConstantLogic extends AbstractControllerLogic
+{
+    /**
+     * @return array
+     */
+    protected function notification():array {
+        return [
+            'title' => 'Created Segment Constant',
+            'message' => 'You have successfully created a new Segment Constant'
+        ];
+    }
+
+    /** @var CanCreateSegmentConstant */
+    private $canCreateSegmentConstant;
+
+    /** @var CreatesSegmentConstantTax */
+    private $createsSegmentConstantTax;
+
+    /** @var CreatesSegmentConstantBillingFee */
+    private $createsSegmentConstantBillingFee;
+
+    /** @var CreatesSegmentConstantServiceCharge */
+    private $createsSegmentConstantServiceCharge;
+
+    /** @var CreatesSegmentConstantBookingAmountMax */
+    private $createsSegmentConstantBookingAmountMax;
+
+    /** @var CreatesSegmentConstantPaymentAttemptExpiryTime */
+    private $createsSegmentConstantPaymentAttemptExpiryTime;
+
+    /** @var FetchesSegmentConstant */
+    private $fetchesSegmentConstant;
+
+    /** @var FetchesSegment */
+    private $fetchesSegment;
+
+    /**
+     * CreateSegmentConstantLogic constructor.
+     * @param CanCreateSegmentConstant $canCreateSegmentConstant
+     * @param CreatesSegmentConstantTax $createsSegmentConstantTax
+     * @param CreatesSegmentConstantBillingFee $createsSegmentConstantBillingFee
+     * @param CreatesSegmentConstantServiceCharge $createsSegmentConstantServiceCharge
+     * @param CreatesSegmentConstantBookingAmountMax $createsSegmentConstantBookingAmountMax
+     * @param CreatesSegmentConstantPaymentAttemptExpiryTime $createsSegmentConstantPaymentAttemptExpiryTime
+     * @param FetchesSegmentConstant $fetchesSegmentConstant
+     * @param FetchesSegment $fetchesSegment
+     */
+    public function __construct(
+        CanCreateSegmentConstant $canCreateSegmentConstant, 
+        CreatesSegmentConstantTax $createsSegmentConstantTax, 
+        CreatesSegmentConstantBillingFee $createsSegmentConstantBillingFee, 
+        CreatesSegmentConstantServiceCharge $createsSegmentConstantServiceCharge, 
+        CreatesSegmentConstantBookingAmountMax $createsSegmentConstantBookingAmountMax, 
+        CreatesSegmentConstantPaymentAttemptExpiryTime $createsSegmentConstantPaymentAttemptExpiryTime, 
+        FetchesSegmentConstant $fetchesSegmentConstant,
+        FetchesSegment $fetchesSegment
+    )
+    {
+        $this->canCreateSegmentConstant = $canCreateSegmentConstant;
+        $this->createsSegmentConstantTax = $createsSegmentConstantTax;
+        $this->createsSegmentConstantBillingFee = $createsSegmentConstantBillingFee;
+        $this->createsSegmentConstantServiceCharge = $createsSegmentConstantServiceCharge;
+        $this->createsSegmentConstantBookingAmountMax = $createsSegmentConstantBookingAmountMax;
+        $this->createsSegmentConstantPaymentAttemptExpiryTime = $createsSegmentConstantPaymentAttemptExpiryTime;
+        $this->fetchesSegmentConstant = $fetchesSegmentConstant;
+        $this->fetchesSegment = $fetchesSegment;
+    }
+
+    /**
+     * @param Request $request
+     * @return JsonResponse
+     * @throws ErrorException
+     */
+    public function logic(Request $request) : JsonResponse
+    {
+        try {
+            DB::beginTransaction();
+
+            $segment_query = $this->fetchesSegment->execute([
+                'id' => $request->input('segment_id'),
+            ]);
+
+            $segment_constant_query = $this->fetchesSegmentConstant->execute([
+                'id' => $request->input('standard_segment_constant_id'),
+            ]);
+
+            if ($segment_constant_query->reference == 'TAX') {
+                $segment_constant_object = new SegmentConstantTaxObject(
+                    $request->input('segment_id'),
+                    $segment_constant_query->name,
+                    $segment_constant_query->reference,
+                    $segment_constant_query->detail->type,
+                    $request->input('value')
+                );
+
+                $this->canCreateSegmentConstant->passes($segment_constant_object);
+                $segment_constant_query = $this->createsSegmentConstantTax->execute($segment_query, $segment_constant_object);
+            }
+            elseif ($segment_constant_query->reference == 'BILLING_FEE') {
+                $segment_constant_object = new SegmentConstantBillingFeeObject(
+                    $request->input('segment_id'),
+                    $segment_constant_query->name,
+                    $segment_constant_query->reference,
+                    $segment_constant_query->detail->type,
+                    $request->input('value')
+                );
+                $this->canCreateSegmentConstant->passes($segment_constant_object);
+                $segment_constant_query = $this->createsSegmentConstantBillingFee->execute($segment_query, $segment_constant_object);
+            }
+            elseif ($segment_constant_query->reference == 'SERVICE_CHARGE') {
+                $segment_constant_object = new SegmentConstantServiceChargeObject(
+                    $request->input('segment_id'),
+                    $segment_constant_query->name,
+                    $segment_constant_query->reference,
+                    $segment_constant_query->detail->type,
+                    $request->input('value')
+                );
+                $this->canCreateSegmentConstant->passes($segment_constant_object);
+                $segment_constant_query = $this->createsSegmentConstantServiceCharge->execute($segment_query, $segment_constant_object);
+            }
+            elseif ($segment_constant_query->reference == 'BOOKING_AMOUNT_MAX') {
+                $segment_constant_object = new SegmentConstantBookingAmountMaxObject(
+                    $request->input('segment_id'),
+                    $segment_constant_query->name,
+                    $segment_constant_query->reference,
+                    $segment_constant_query->detail->type,
+                    $request->input('value'),
+                    $segment_constant_query->detail->currency_id
+                );
+                $this->canCreateSegmentConstant->passes($segment_constant_object);
+                $segment_constant_query = $this->createsSegmentConstantBookingAmountMax->execute($segment_query, $segment_constant_object);
+            }
+            elseif ($segment_constant_query->reference == 'PAYMENT_ATTEMP_EXPIRY_TIME') {
+                $segment_constant_object = new SegmentConstantPaymentAttemptExpiryTimeObject(
+                    $request->input('segment_id'),
+                    $segment_constant_query->name,
+                    $segment_constant_query->reference,
+                    $segment_constant_query->detail->type,
+                    $request->input('value')
+                );
+                $this->canCreateSegmentConstant->passes($segment_constant_object);
+                $segment_constant_query = $this->createsSegmentConstantPaymentAttemptExpiryTime->execute($segment_query, $segment_constant_object);
+            }
+           
+            DB::commit();
+
+            return $this->resourceResponse(new SegmentConstantResource($segment_constant_query));
+
+        } catch (\Exception $exception) {
+            throw new ErrorException($exception->getMessage(), $exception->getCode());
+        }
+
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/SegmentConstants/ControllerLogic/ListStandardSegmentConstantLogic.php b/app/Classes/Modules/SegmentConstants/ControllerLogic/ListStandardSegmentConstantLogic.php
new file mode 100644
index 00000000..3ce065c1
--- /dev/null
+++ b/app/Classes/Modules/SegmentConstants/ControllerLogic/ListStandardSegmentConstantLogic.php
@@ -0,0 +1,69 @@
+<?php
+
+namespace App\Classes\Modules\SegmentConstants\ControllersLogic;
+
+
+use App\Classes\General\Abstracts\AbstractControllerLogic;
+use App\Classes\Modules\SegmentConstants\Services\ListsSegmentConstants;
+use App\Classes\Modules\SegmentConstants\Standards\Rules\CanListStandardSegmentConstants;
+use App\Http\Resources\SegmentResource;
+use ErrorException;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+
+class ListStandardSegmentConstantLogic extends AbstractControllerLogic
+{
+
+    /**
+     * @return array
+     */
+    protected function notification():array {
+        return [
+            'title' => 'Retrieved Standard Segment Constant',
+            'message' => 'You have successfully retrieved a list of Standard Segment Constant'
+        ];
+    }
+
+    /** @var CanListStandardSegmentConstants */
+    private $canListStandardSegmentConstants;
+
+    /** @var ListsSegmentConstants */
+    private $listsSegmentConstants;
+
+    /**
+     * ListStandardSegmentConstantLogic constructor.
+     * @param CanListStandardSegmentConstants $canListStandardSegmentConstants
+     * @param ListsSegmentConstants $listsSegmentConstants
+     */
+    public function __construct(CanListStandardSegmentConstants $canListStandardSegmentConstants, ListsSegmentConstants $listsSegmentConstants)
+    {
+        $this->canListStandardSegmentConstants = $canListStandardSegmentConstants;
+        $this->listsSegmentConstants = $listsSegmentConstants;
+    }
+
+
+    /**
+     * @param Request $request
+     * @return JsonResponse
+     * @throws ErrorException
+     */
+    public function logic(Request $request) : JsonResponse
+    {
+        try {
+            $this->canListStandardSegmentConstants->passes();
+
+            $query = $this->listsSegmentConstants->execute(
+                [
+                    'segment_id' => 1
+                ]
+            );
+
+            return $this->collectionResponse(SegmentResource::collection($query));
+
+        } catch (\Exception $exception){
+            throw new ErrorException($exception->getMessage(), $exception->getCode());
+        }
+
+    }
+
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/SegmentConstants/ControllerLogic/UpdateSegmentConstantLogic.php b/app/Classes/Modules/SegmentConstants/ControllerLogic/UpdateSegmentConstantLogic.php
new file mode 100644
index 00000000..c4ecf270
--- /dev/null
+++ b/app/Classes/Modules/SegmentConstants/ControllerLogic/UpdateSegmentConstantLogic.php
@@ -0,0 +1,175 @@
+<?php
+
+namespace App\Classes\Modules\SegmentConstants\ControllersLogic;
+
+use App\Classes\General\Abstracts\AbstractControllerLogic;
+
+use App\Classes\Modules\SegmentConstants\Services\FetchesSegmentConstant;
+
+use App\Classes\Modules\SegmentConstants\Standards\Rules\CanUpdateStandardSegmentConstant;
+
+use App\Classes\Modules\SegmentConstants\Services\UpdatesSegmentConstantTax;
+use App\Classes\Modules\SegmentConstants\DataTransferObjects\SegmentConstantTaxObject;
+
+use App\Classes\Modules\SegmentConstants\Services\UpdatesSegmentConstantBillingFee;
+use App\Classes\Modules\SegmentConstants\DataTransferObjects\SegmentConstantBillingFeeObject;
+
+use App\Classes\Modules\SegmentConstants\Services\UpdatesSegmentConstantServiceCharge;
+use App\Classes\Modules\SegmentConstants\DataTransferObjects\SegmentConstantServiceChargeObject;
+
+use App\Classes\Modules\SegmentConstants\Services\UpdatesSegmentConstantBookingAmountMax;
+use App\Classes\Modules\SegmentConstants\DataTransferObjects\SegmentConstantBookingAmountMaxObject;
+
+use App\Classes\Modules\SegmentConstants\Services\UpdatesSegmentConstantPaymentAttemptExpiryTime;
+use App\Classes\Modules\SegmentConstants\DataTransferObjects\SegmentConstantPaymentAttemptExpiryTimeObject;
+
+use App\Http\Resources\SegmentConstantResource;
+
+use ErrorException;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\DB;
+
+class UpdateSegmentConstantLogic extends AbstractControllerLogic
+{
+
+    /**
+     * @return array
+     */
+    protected function notification():array {
+        return [
+            'title' => 'Updated Segment Constant',
+            'message' => 'You have successfully updated the Segment Constant'
+        ];
+    }
+
+    /** @var CanUpdateStandardSegmentConstant */
+    private $canUpdateStandardSegmentConstant;
+
+    /** @var UpdatesSegmentConstantTax */
+    private $updatesSegmentConstantTax;
+
+    /** @var UpdatesSegmentConstantBillingFee */
+    private $updatesSegmentConstantBillingFee;
+
+    /** @var UpdatesSegmentConstantServiceCharge */
+    private $updatesSegmentConstantServiceCharge;
+
+    /** @var UpdatesSegmentConstantBookingAmountMax */
+    private $updatesSegmentConstantBookingAmountMax;
+
+    /** @var UpdatesSegmentConstantPaymentAttemptExpiryTime */
+    private $updatesSegmentConstantPaymentAttemptExpiryTime;
+
+    /** @var FetchesSegmentConstant */
+    private $fetchesSegmentConstant;
+
+    /**
+     * UpdateStandardSegmentConstantLogic constructor.
+     * @param CanUpdateStandardSegmentConstant $canUpdateStandardSegmentConstant
+     * @param UpdatesSegmentConstantTax $updatesSegmentConstantTax
+     * @param UpdatesSegmentConstantBillingFee $updatesSegmentConstantBillingFee
+     * @param UpdatesSegmentConstantServiceCharge $updatesSegmentConstantServiceCharge
+     * @param UpdatesSegmentConstantBookingAmountMax $updatesSegmentConstantBookingAmountMax
+     * @param UpdatesSegmentConstantPaymentAttemptExpiryTime $updatesSegmentConstantPaymentAttemptExpiryTime
+     * @param FetchesSegmentConstant $fetchesSegmentConstant
+     */
+    public function __construct(
+        CanUpdateStandardSegmentConstant $canUpdateStandardSegmentConstant, 
+        UpdatesSegmentConstantTax $updatesSegmentConstantTax, 
+        UpdatesSegmentConstantBillingFee $updatesSegmentConstantBillingFee, 
+        UpdatesSegmentConstantServiceCharge $updatesSegmentConstantServiceCharge, 
+        UpdatesSegmentConstantBookingAmountMax $updatesSegmentConstantBookingAmountMax, 
+        UpdatesSegmentConstantPaymentAttemptExpiryTime $updatesSegmentConstantPaymentAttemptExpiryTime, 
+        FetchesSegmentConstant $fetchesSegmentConstant
+    )
+    {
+        $this->canUpdateStandardSegmentConstant = $canUpdateStandardSegmentConstant;
+        $this->updatesSegmentConstantTax = $updatesSegmentConstantTax;
+        $this->updatesSegmentConstantBillingFee = $updatesSegmentConstantBillingFee;
+        $this->updatesSegmentConstantServiceCharge = $updatesSegmentConstantServiceCharge;
+        $this->updatesSegmentConstantBookingAmountMax = $updatesSegmentConstantBookingAmountMax;
+        $this->updatesSegmentConstantPaymentAttemptExpiryTime = $updatesSegmentConstantPaymentAttemptExpiryTime;
+        $this->fetchesSegmentConstant = $fetchesSegmentConstant;
+    }
+
+    /**
+     * @param Request $request
+     * @return JsonResponse
+     * @throws ErrorException
+     */
+    public function logic(Request $request) : JsonResponse
+    {
+        try {
+            DB::beginTransaction();
+
+            $segment_constant_query = $this->fetchesSegmentConstant->execute(['id' => $request->route('id')]);
+
+            if ($segment_constant_query->reference == 'TAX') {
+                $segment_constant_object = new SegmentConstantTaxObject(
+                    $segment_constant_query->segment_id,
+                    $segment_constant_query->name,
+                    $segment_constant_query->reference,
+                    $segment_constant_query->detail->type,
+                    $request->input('value')
+                );
+
+                $this->canUpdateStandardSegmentConstant->passes($segment_constant_object);
+                $segment_constant_query = $this->updatesSegmentConstantTax->execute($segment_constant_query, $segment_constant_object);
+            }
+            elseif ($segment_constant_query->reference == 'BILLING_FEE') {
+                $segment_constant_object = new SegmentConstantBillingFeeObject(
+                    $segment_constant_query->segment_id,
+                    $segment_constant_query->name,
+                    $segment_constant_query->reference,
+                    $segment_constant_query->detail->type,
+                    $request->input('value')
+                );
+                $this->canUpdateStandardSegmentConstant->passes($segment_constant_object);
+                $segment_constant_query = $this->updatesSegmentConstantBillingFee->execute($segment_constant_query, $segment_constant_object);
+            }
+            elseif ($segment_constant_query->reference == 'SERVICE_CHARGE') {
+                $segment_constant_object = new SegmentConstantServiceChargeObject(
+                    $segment_constant_query->segment_id,
+                    $segment_constant_query->name,
+                    $segment_constant_query->reference,
+                    $segment_constant_query->detail->type,
+                    $request->input('value')
+                );
+                $this->canUpdateStandardSegmentConstant->passes($segment_constant_object);
+                $segment_constant_query = $this->updatesSegmentConstantServiceCharge->execute($segment_constant_query, $segment_constant_object);
+            }
+            elseif ($segment_constant_query->reference == 'BOOKING_AMOUNT_MAX') {
+                $segment_constant_object = new SegmentConstantBookingAmountMaxObject(
+                    $segment_constant_query->segment_id,
+                    $segment_constant_query->name,
+                    $segment_constant_query->reference,
+                    $segment_constant_query->detail->type,
+                    $request->input('value'),
+                    $segment_constant_query->detail->currency_id
+                );
+                $this->canUpdateStandardSegmentConstant->passes($segment_constant_object);
+                $segment_constant_query = $this->updatesSegmentConstantBookingAmountMax->execute($segment_constant_query, $segment_constant_object);
+            }
+            elseif ($segment_constant_query->reference == 'PAYMENT_ATTEMP_EXPIRY_TIME') {
+                $segment_constant_object = new SegmentConstantPaymentAttemptExpiryTimeObject(
+                    $segment_constant_query->segment_id,
+                    $segment_constant_query->name,
+                    $segment_constant_query->reference,
+                    $segment_constant_query->detail->type,
+                    $request->input('value')
+                );
+                $this->canUpdateStandardSegmentConstant->passes($segment_constant_object);
+                $segment_constant_query = $this->updatesSegmentConstantPaymentAttemptExpiryTime->execute($segment_constant_query, $segment_constant_object);
+            }
+           
+            DB::commit();
+
+            return $this->resourceResponse(new SegmentConstantResource($segment_constant_query));
+
+        } catch (\Exception $exception){
+            throw new ErrorException($exception->getMessage(), $exception->getCode());
+        }
+    }
+
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/SegmentConstants/ControllerLogic/UpdateStandardSegmentConstantLogic.php b/app/Classes/Modules/SegmentConstants/ControllerLogic/UpdateStandardSegmentConstantLogic.php
new file mode 100644
index 00000000..bdb42ff5
--- /dev/null
+++ b/app/Classes/Modules/SegmentConstants/ControllerLogic/UpdateStandardSegmentConstantLogic.php
@@ -0,0 +1,175 @@
+<?php
+
+namespace App\Classes\Modules\SegmentConstants\ControllersLogic;
+
+use App\Classes\General\Abstracts\AbstractControllerLogic;
+
+use App\Classes\Modules\SegmentConstants\Services\FetchesSegmentConstant;
+
+use App\Classes\Modules\SegmentConstants\Standards\Rules\CanUpdateStandardSegmentConstant;
+
+use App\Classes\Modules\SegmentConstants\Services\UpdatesSegmentConstantTax;
+use App\Classes\Modules\SegmentConstants\DataTransferObjects\SegmentConstantTaxObject;
+
+use App\Classes\Modules\SegmentConstants\Services\UpdatesSegmentConstantBillingFee;
+use App\Classes\Modules\SegmentConstants\DataTransferObjects\SegmentConstantBillingFeeObject;
+
+use App\Classes\Modules\SegmentConstants\Services\UpdatesSegmentConstantServiceCharge;
+use App\Classes\Modules\SegmentConstants\DataTransferObjects\SegmentConstantServiceChargeObject;
+
+use App\Classes\Modules\SegmentConstants\Services\UpdatesSegmentConstantBookingAmountMax;
+use App\Classes\Modules\SegmentConstants\DataTransferObjects\SegmentConstantBookingAmountMaxObject;
+
+use App\Classes\Modules\SegmentConstants\Services\UpdatesSegmentConstantPaymentAttemptExpiryTime;
+use App\Classes\Modules\SegmentConstants\DataTransferObjects\SegmentConstantPaymentAttemptExpiryTimeObject;
+
+use App\Http\Resources\SegmentConstantResource;
+
+use ErrorException;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\DB;
+
+class UpdateStandardSegmentConstantLogic extends AbstractControllerLogic
+{
+
+    /**
+     * @return array
+     */
+    protected function notification():array {
+        return [
+            'title' => 'Updated Standard Segment Constant',
+            'message' => 'You have successfully updated the Standard Segment Constant'
+        ];
+    }
+
+    /** @var CanUpdateStandardSegmentConstant */
+    private $canUpdateStandardSegmentConstant;
+
+    /** @var UpdatesSegmentConstantTax */
+    private $updatesSegmentConstantTax;
+
+    /** @var UpdatesSegmentConstantBillingFee */
+    private $updatesSegmentConstantBillingFee;
+
+    /** @var UpdatesSegmentConstantServiceCharge */
+    private $updatesSegmentConstantServiceCharge;
+
+    /** @var UpdatesSegmentConstantBookingAmountMax */
+    private $updatesSegmentConstantBookingAmountMax;
+
+    /** @var UpdatesSegmentConstantPaymentAttemptExpiryTime */
+    private $updatesSegmentConstantPaymentAttemptExpiryTime;
+
+    /** @var FetchesSegmentConstant */
+    private $fetchesSegmentConstant;
+
+    /**
+     * UpdateStandardSegmentConstantLogic constructor.
+     * @param CanUpdateStandardSegmentConstant $canUpdateStandardSegmentConstant
+     * @param UpdatesSegmentConstantTax $updatesSegmentConstantTax
+     * @param UpdatesSegmentConstantBillingFee $updatesSegmentConstantBillingFee
+     * @param UpdatesSegmentConstantServiceCharge $updatesSegmentConstantServiceCharge
+     * @param UpdatesSegmentConstantBookingAmountMax $updatesSegmentConstantBookingAmountMax
+     * @param UpdatesSegmentConstantPaymentAttemptExpiryTime $updatesSegmentConstantPaymentAttemptExpiryTime
+     * @param FetchesSegmentConstant $fetchesSegmentConstant
+     */
+    public function __construct(
+        CanUpdateStandardSegmentConstant $canUpdateStandardSegmentConstant, 
+        UpdatesSegmentConstantTax $updatesSegmentConstantTax, 
+        UpdatesSegmentConstantBillingFee $updatesSegmentConstantBillingFee, 
+        UpdatesSegmentConstantServiceCharge $updatesSegmentConstantServiceCharge, 
+        UpdatesSegmentConstantBookingAmountMax $updatesSegmentConstantBookingAmountMax, 
+        UpdatesSegmentConstantPaymentAttemptExpiryTime $updatesSegmentConstantPaymentAttemptExpiryTime, 
+        FetchesSegmentConstant $fetchesSegmentConstant
+    )
+    {
+        $this->canUpdateStandardSegmentConstant = $canUpdateStandardSegmentConstant;
+        $this->updatesSegmentConstantTax = $updatesSegmentConstantTax;
+        $this->updatesSegmentConstantBillingFee = $updatesSegmentConstantBillingFee;
+        $this->updatesSegmentConstantServiceCharge = $updatesSegmentConstantServiceCharge;
+        $this->updatesSegmentConstantBookingAmountMax = $updatesSegmentConstantBookingAmountMax;
+        $this->updatesSegmentConstantPaymentAttemptExpiryTime = $updatesSegmentConstantPaymentAttemptExpiryTime;
+        $this->fetchesSegmentConstant = $fetchesSegmentConstant;
+    }
+
+    /**
+     * @param Request $request
+     * @return JsonResponse
+     * @throws ErrorException
+     */
+    public function logic(Request $request) : JsonResponse
+    {
+        try {
+            DB::beginTransaction();
+
+            $segment_constant_query = $this->fetchesSegmentConstant->execute(['id' => $request->route('id')]);
+
+            if ($segment_constant_query->reference == 'TAX') {
+                $segment_constant_object = new SegmentConstantTaxObject(
+                    $segment_constant_query->segment_id,
+                    $segment_constant_query->name,
+                    $segment_constant_query->reference,
+                    $segment_constant_query->detail->type,
+                    $request->input('value')
+                );
+
+                $this->canUpdateStandardSegmentConstant->passes($segment_constant_object);
+                $segment_constant_query = $this->updatesSegmentConstantTax->execute($segment_constant_query, $segment_constant_object);
+            }
+            elseif ($segment_constant_query->reference == 'BILLING_FEE') {
+                $segment_constant_object = new SegmentConstantBillingFeeObject(
+                    $segment_constant_query->segment_id,
+                    $segment_constant_query->name,
+                    $segment_constant_query->reference,
+                    $segment_constant_query->detail->type,
+                    $request->input('value')
+                );
+                $this->canUpdateStandardSegmentConstant->passes($segment_constant_object);
+                $segment_constant_query = $this->updatesSegmentConstantBillingFee->execute($segment_constant_query, $segment_constant_object);
+            }
+            elseif ($segment_constant_query->reference == 'SERVICE_CHARGE') {
+                $segment_constant_object = new SegmentConstantServiceChargeObject(
+                    $segment_constant_query->segment_id,
+                    $segment_constant_query->name,
+                    $segment_constant_query->reference,
+                    $segment_constant_query->detail->type,
+                    $request->input('value')
+                );
+                $this->canUpdateStandardSegmentConstant->passes($segment_constant_object);
+                $segment_constant_query = $this->updatesSegmentConstantServiceCharge->execute($segment_constant_query, $segment_constant_object);
+            }
+            elseif ($segment_constant_query->reference == 'BOOKING_AMOUNT_MAX') {
+                $segment_constant_object = new SegmentConstantBookingAmountMaxObject(
+                    $segment_constant_query->segment_id,
+                    $segment_constant_query->name,
+                    $segment_constant_query->reference,
+                    $segment_constant_query->detail->type,
+                    $request->input('value'),
+                    $segment_constant_query->detail->currency_id
+                );
+                $this->canUpdateStandardSegmentConstant->passes($segment_constant_object);
+                $segment_constant_query = $this->updatesSegmentConstantBookingAmountMax->execute($segment_constant_query, $segment_constant_object);
+            }
+            elseif ($segment_constant_query->reference == 'PAYMENT_ATTEMP_EXPIRY_TIME') {
+                $segment_constant_object = new SegmentConstantPaymentAttemptExpiryTimeObject(
+                    $segment_constant_query->segment_id,
+                    $segment_constant_query->name,
+                    $segment_constant_query->reference,
+                    $segment_constant_query->detail->type,
+                    $request->input('value')
+                );
+                $this->canUpdateStandardSegmentConstant->passes($segment_constant_object);
+                $segment_constant_query = $this->updatesSegmentConstantPaymentAttemptExpiryTime->execute($segment_constant_query, $segment_constant_object);
+            }
+           
+            DB::commit();
+
+            return $this->resourceResponse(new SegmentConstantResource($segment_constant_query));
+
+        } catch (\Exception $exception){
+            throw new ErrorException($exception->getMessage(), $exception->getCode());
+        }
+    }
+
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/SegmentConstants/DataTransferObjects/SegmentConstantBillingFeeObject.php b/app/Classes/Modules/SegmentConstants/DataTransferObjects/SegmentConstantBillingFeeObject.php
new file mode 100644
index 00000000..2cac6d93
--- /dev/null
+++ b/app/Classes/Modules/SegmentConstants/DataTransferObjects/SegmentConstantBillingFeeObject.php
@@ -0,0 +1,86 @@
+<?php
+
+namespace App\Classes\Modules\SegmentConstants\DataTransferObjects;
+
+use App\Classes\Interfaces\DataTransferObject;
+
+class SegmentConstantBillingFeeObject implements DataTransferObject
+{
+    /** @var int|null */
+    private $segment_id;
+
+    /** @var string|null */
+    private $name;
+
+    /** @var string|null */
+    private $reference;
+
+    /** @var int */
+    private $type;
+
+    /** @var int */
+    private $value;
+
+    /**
+     * SegmentConstantObject constructor.
+     * @param string|null $segment_id
+     * @param string|null $name
+     * @param string|null $reference
+     * @param string|null $type
+     * @param int|null $value
+     */
+    public function __construct(
+        ?int $segment_id, 
+        ?string $name, 
+        ?string $reference, 
+        ?string $type,
+        ?int $value
+    )
+    {
+        $this->segment_id = $segment_id;
+        $this->name = $name;
+        $this->reference = $reference;
+        $this->type = $type;
+        $this->value = $value;
+    }
+
+    /**
+     * @return int
+     */
+    public function getSegmentId(): ?int
+    {
+        return $this->segment_id;
+    }
+
+    /**
+     * @return string
+     */
+    public function getName(): ?string
+    {
+        return $this->name;
+    }
+
+    /**
+     * @return string
+     */
+    public function getReference(): ?string
+    {
+        return $this->reference;
+    }
+
+    /**
+     * @return string
+     */
+    public function getType(): ?string
+    {
+        return $this->type;
+    }
+
+    /**
+     * @return int
+     */
+    public function getValue(): ?int
+    {
+        return $this->value;
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/SegmentConstants/DataTransferObjects/SegmentConstantBookingAmountMaxObject.php b/app/Classes/Modules/SegmentConstants/DataTransferObjects/SegmentConstantBookingAmountMaxObject.php
new file mode 100644
index 00000000..709cdb18
--- /dev/null
+++ b/app/Classes/Modules/SegmentConstants/DataTransferObjects/SegmentConstantBookingAmountMaxObject.php
@@ -0,0 +1,100 @@
+<?php
+
+namespace App\Classes\Modules\SegmentConstants\DataTransferObjects;
+
+use App\Classes\Interfaces\DataTransferObject;
+
+class SegmentConstantBookingAmountMaxObject implements DataTransferObject
+{
+    /** @var int|null */
+    private $segment_id;
+
+    /** @var string|null */
+    private $name;
+
+    /** @var string|null */
+    private $reference;
+
+    /** @var int */
+    private $type;
+
+    /** @var int */
+    private $value;
+
+    /** @var int */
+    private $currency_id;
+
+    /**
+     * SegmentConstantObject constructor.
+     * @param string|null $segment_id
+     * @param string|null $name
+     * @param string|null $reference
+     * @param string|null $type
+     * @param int|null $value
+     * @param int|null $currency_id
+     */
+    public function __construct(
+        ?int $segment_id, 
+        ?string $name, 
+        ?string $reference, 
+        ?string $type,
+        ?int $value,
+        ?int $currency_id
+    )
+    {
+        $this->segment_id = $segment_id;
+        $this->name = $name;
+        $this->reference = $reference;
+        $this->type = $type;
+        $this->value = $value;
+        $this->currency_id = $currency_id;
+    }
+
+    /**
+     * @return int
+     */
+    public function getSegmentId(): ?int
+    {
+        return $this->segment_id;
+    }
+
+    /**
+     * @return string
+     */
+    public function getName(): ?string
+    {
+        return $this->name;
+    }
+
+    /**
+     * @return string
+     */
+    public function getReference(): ?string
+    {
+        return $this->reference;
+    }
+
+    /**
+     * @return string
+     */
+    public function getType(): ?string
+    {
+        return $this->type;
+    }
+
+    /**
+     * @return int
+     */
+    public function getValue(): ?int
+    {
+        return $this->value;
+    }
+
+    /**
+     * @return int
+     */
+    public function getCurrencyId(): ?int
+    {
+        return $this->currency_id;
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/SegmentConstants/DataTransferObjects/SegmentConstantPaymentAttemptExpiryTimeObject.php b/app/Classes/Modules/SegmentConstants/DataTransferObjects/SegmentConstantPaymentAttemptExpiryTimeObject.php
new file mode 100644
index 00000000..7b97584f
--- /dev/null
+++ b/app/Classes/Modules/SegmentConstants/DataTransferObjects/SegmentConstantPaymentAttemptExpiryTimeObject.php
@@ -0,0 +1,86 @@
+<?php
+
+namespace App\Classes\Modules\SegmentConstants\DataTransferObjects;
+
+use App\Classes\Interfaces\DataTransferObject;
+
+class SegmentConstantPaymentAttemptExpiryTimeObject implements DataTransferObject
+{
+    /** @var int|null */
+    private $segment_id;
+
+    /** @var string|null */
+    private $name;
+
+    /** @var string|null */
+    private $reference;
+
+    /** @var int */
+    private $type;
+
+    /** @var int */
+    private $value;
+
+    /**
+     * SegmentConstantObject constructor.
+     * @param string|null $segment_id
+     * @param string|null $name
+     * @param string|null $reference
+     * @param string|null $type
+     * @param int|null $value
+     */
+    public function __construct(
+        ?int $segment_id, 
+        ?string $name, 
+        ?string $reference, 
+        ?string $type,
+        ?int $value
+    )
+    {
+        $this->segment_id = $segment_id;
+        $this->name = $name;
+        $this->reference = $reference;
+        $this->type = $type;
+        $this->value = $value;
+    }
+
+    /**
+     * @return int
+     */
+    public function getSegmentId(): ?int
+    {
+        return $this->segment_id;
+    }
+
+    /**
+     * @return string
+     */
+    public function getName(): ?string
+    {
+        return $this->name;
+    }
+
+    /**
+     * @return string
+     */
+    public function getReference(): ?string
+    {
+        return $this->reference;
+    }
+
+    /**
+     * @return string
+     */
+    public function getType(): ?string
+    {
+        return $this->type;
+    }
+
+    /**
+     * @return int
+     */
+    public function getValue(): ?int
+    {
+        return $this->value;
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/SegmentConstants/DataTransferObjects/SegmentConstantServiceChargeObject.php b/app/Classes/Modules/SegmentConstants/DataTransferObjects/SegmentConstantServiceChargeObject.php
new file mode 100644
index 00000000..4f3adfa1
--- /dev/null
+++ b/app/Classes/Modules/SegmentConstants/DataTransferObjects/SegmentConstantServiceChargeObject.php
@@ -0,0 +1,86 @@
+<?php
+
+namespace App\Classes\Modules\SegmentConstants\DataTransferObjects;
+
+use App\Classes\Interfaces\DataTransferObject;
+
+class SegmentConstantServiceChargeObject implements DataTransferObject
+{
+    /** @var int|null */
+    private $segment_id;
+
+    /** @var string|null */
+    private $name;
+
+    /** @var string|null */
+    private $reference;
+
+    /** @var int */
+    private $type;
+
+    /** @var int */
+    private $value;
+
+    /**
+     * SegmentConstantObject constructor.
+     * @param string|null $segment_id
+     * @param string|null $name
+     * @param string|null $reference
+     * @param string|null $type
+     * @param int|null $value
+     */
+    public function __construct(
+        ?int $segment_id, 
+        ?string $name, 
+        ?string $reference, 
+        ?string $type,
+        ?int $value
+    )
+    {
+        $this->segment_id = $segment_id;
+        $this->name = $name;
+        $this->reference = $reference;
+        $this->type = $type;
+        $this->value = $value;
+    }
+
+    /**
+     * @return int
+     */
+    public function getSegmentId(): ?int
+    {
+        return $this->segment_id;
+    }
+
+    /**
+     * @return string
+     */
+    public function getName(): ?string
+    {
+        return $this->name;
+    }
+
+    /**
+     * @return string
+     */
+    public function getReference(): ?string
+    {
+        return $this->reference;
+    }
+
+    /**
+     * @return string
+     */
+    public function getType(): ?string
+    {
+        return $this->type;
+    }
+
+    /**
+     * @return int
+     */
+    public function getValue(): ?int
+    {
+        return $this->value;
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/SegmentConstants/DataTransferObjects/SegmentConstantTaxObject.php b/app/Classes/Modules/SegmentConstants/DataTransferObjects/SegmentConstantTaxObject.php
new file mode 100644
index 00000000..b7125cd1
--- /dev/null
+++ b/app/Classes/Modules/SegmentConstants/DataTransferObjects/SegmentConstantTaxObject.php
@@ -0,0 +1,86 @@
+<?php
+
+namespace App\Classes\Modules\SegmentConstants\DataTransferObjects;
+
+use App\Classes\Interfaces\DataTransferObject;
+
+class SegmentConstantTaxObject implements DataTransferObject
+{
+    /** @var int|null */
+    private $segment_id;
+
+    /** @var string|null */
+    private $name;
+
+    /** @var string|null */
+    private $reference;
+
+    /** @var int */
+    private $type;
+
+    /** @var int */
+    private $value;
+
+    /**
+     * SegmentConstantObject constructor.
+     * @param string|null $segment_id
+     * @param string|null $name
+     * @param string|null $reference
+     * @param string|null $type
+     * @param int|null $value
+     */
+    public function __construct(
+        ?int $segment_id, 
+        ?string $name, 
+        ?string $reference, 
+        ?string $type,
+        ?int $value
+    )
+    {
+        $this->segment_id = $segment_id;
+        $this->name = $name;
+        $this->reference = $reference;
+        $this->type = $type;
+        $this->value = $value;
+    }
+
+    /**
+     * @return int
+     */
+    public function getSegmentId(): ?int
+    {
+        return $this->segment_id;
+    }
+
+    /**
+     * @return string
+     */
+    public function getName(): ?string
+    {
+        return $this->name;
+    }
+
+    /**
+     * @return string
+     */
+    public function getReference(): ?string
+    {
+        return $this->reference;
+    }
+
+    /**
+     * @return string
+     */
+    public function getType(): ?string
+    {
+        return $this->type;
+    }
+
+    /**
+     * @return int
+     */
+    public function getValue(): ?int
+    {
+        return $this->value;
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/SegmentConstants/Services/CreatesSegmentConstantBillingFee.php b/app/Classes/Modules/SegmentConstants/Services/CreatesSegmentConstantBillingFee.php
new file mode 100644
index 00000000..55133247
--- /dev/null
+++ b/app/Classes/Modules/SegmentConstants/Services/CreatesSegmentConstantBillingFee.php
@@ -0,0 +1,30 @@
+<?php
+
+namespace App\Classes\Modules\SegmentConstants\Services;
+
+use App\Classes\General\Eloquent\AbstractUpdateRecord;
+use App\Classes\Modules\SegmentConstants\DataTransferObjects\SegmentConstantBillingFeeObject;
+use App\Models\SegmentConstant;
+use App\Models\Segment;
+
+class CreatesSegmentConstantBillingFee extends AbstractUpdateRecord
+{
+    /**
+     * @param SegmentConstantBillingFeeObject $object
+     * @return \Illuminate\Database\Eloquent\Model
+     * @throws \App\Classes\Exceptions\MalformedRequestException
+     */
+    public function execute(Segment $segment, SegmentConstantBillingFeeObject $object) 
+    {
+        $model = new SegmentConstant();
+        $model->segment_id = $segment->id;
+        $model->name = $object->getName();
+        $model->reference = $object->getReference();
+        $model->detail = json_encode([
+            'type' => $object->getType(),
+            'value' => $object->getValue()
+        ]);
+
+        return $this->handler($model);
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/SegmentConstants/Services/CreatesSegmentConstantBookingAmountMax.php b/app/Classes/Modules/SegmentConstants/Services/CreatesSegmentConstantBookingAmountMax.php
new file mode 100644
index 00000000..61971f50
--- /dev/null
+++ b/app/Classes/Modules/SegmentConstants/Services/CreatesSegmentConstantBookingAmountMax.php
@@ -0,0 +1,31 @@
+<?php
+
+namespace App\Classes\Modules\SegmentConstants\Services;
+
+use App\Classes\General\Eloquent\AbstractUpdateRecord;
+use App\Classes\Modules\SegmentConstants\DataTransferObjects\SegmentConstantBookingAmountMaxObject;
+use App\Models\SegmentConstant;
+use App\Models\Segment;
+
+class CreatesSegmentConstantBookingAmountMax extends AbstractUpdateRecord
+{
+    /**
+     * @param SegmentConstantBookingAmountMaxObject $object
+     * @return \Illuminate\Database\Eloquent\Model
+     * @throws \App\Classes\Exceptions\MalformedRequestException
+     */
+    public function execute(Segment $segment, SegmentConstantBookingAmountMaxObject $object) 
+    {
+        $model = new SegmentConstant();
+        $model->segment_id = $segment->id;
+        $model->name = $object->getName();
+        $model->reference = $object->getReference();
+        $model->detail = json_encode([
+            'type' => $object->getType(),
+            'value' => $object->getValue(),
+            'currency_id' => $object->getCurrencyId()
+        ]);
+
+        return $this->handler($model);
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/SegmentConstants/Services/CreatesSegmentConstantPaymentAttemptExpiryTime.php b/app/Classes/Modules/SegmentConstants/Services/CreatesSegmentConstantPaymentAttemptExpiryTime.php
new file mode 100644
index 00000000..ae6077b8
--- /dev/null
+++ b/app/Classes/Modules/SegmentConstants/Services/CreatesSegmentConstantPaymentAttemptExpiryTime.php
@@ -0,0 +1,30 @@
+<?php
+
+namespace App\Classes\Modules\SegmentConstants\Services;
+
+use App\Classes\General\Eloquent\AbstractUpdateRecord;
+use App\Classes\Modules\SegmentConstants\DataTransferObjects\SegmentConstantPaymentAttempExpiryTimeObject;
+use App\Models\SegmentConstant;
+use App\Models\Segment;
+
+class CreatesSegmentConstantPaymentAttemptExpiryTime extends AbstractUpdateRecord
+{
+    /**
+     * @param SegmentConstantPaymentAttempExpiryTimeObject $object
+     * @return \Illuminate\Database\Eloquent\Model
+     * @throws \App\Classes\Exceptions\MalformedRequestException
+     */
+    public function execute(Segment $segment, SegmentConstantPaymentAttempExpiryTimeObject $object) 
+    {
+        $model = new SegmentConstant();
+        $model->segment_id = $object->getSegmentId();
+        $model->name = $object->getName();
+        $model->reference = $object->getReference();
+        $model->detail = json_encode([
+            'type' => $object->getType(),
+            'value' => $object->getValue(),
+        ]);
+
+        return $this->handler($model);
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/SegmentConstants/Services/CreatesSegmentConstantServiceCharge.php b/app/Classes/Modules/SegmentConstants/Services/CreatesSegmentConstantServiceCharge.php
new file mode 100644
index 00000000..695b7df9
--- /dev/null
+++ b/app/Classes/Modules/SegmentConstants/Services/CreatesSegmentConstantServiceCharge.php
@@ -0,0 +1,30 @@
+<?php
+
+namespace App\Classes\Modules\SegmentConstants\Services;
+
+use App\Classes\General\Eloquent\AbstractUpdateRecord;
+use App\Classes\Modules\SegmentConstants\DataTransferObjects\SegmentConstantServiceChargeObject;
+use App\Models\SegmentConstant;
+use App\Models\Segment;
+
+class CreatesSegmentConstantServiceCharge extends AbstractUpdateRecord
+{
+    /**
+     * @param SegmentConstantServiceChargeObject $object
+     * @return \Illuminate\Database\Eloquent\Model
+     * @throws \App\Classes\Exceptions\MalformedRequestException
+     */
+    public function execute(Segment $segment, SegmentConstantServiceChargeObject $object) 
+    {
+        $model = new SegmentConstant();
+        $model->segment_id = $object->getSegmentId();
+        $model->name = $object->getName();
+        $model->reference = $object->getReference();
+        $model->detail = json_encode([
+            'type' => $object->getType(),
+            'value' => $object->getValue()
+        ]);
+
+        return $this->handler($model);
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/SegmentConstants/Services/CreatesSegmentConstantTax.php b/app/Classes/Modules/SegmentConstants/Services/CreatesSegmentConstantTax.php
new file mode 100644
index 00000000..64b2e7a5
--- /dev/null
+++ b/app/Classes/Modules/SegmentConstants/Services/CreatesSegmentConstantTax.php
@@ -0,0 +1,30 @@
+<?php
+
+namespace App\Classes\Modules\SegmentConstants\Services;
+
+use App\Classes\General\Eloquent\AbstractUpdateRecord;
+use App\Classes\Modules\SegmentConstants\DataTransferObjects\SegmentConstantTaxObject;
+use App\Models\SegmentConstant;
+use App\Models\Segment;
+
+class CreatesSegmentConstantTax extends AbstractUpdateRecord
+{
+    /**
+     * @param SegmentConstantTaxObject $object
+     * @return \Illuminate\Database\Eloquent\Model
+     * @throws \App\Classes\Exceptions\MalformedRequestException
+     */
+    public function execute(Segment $segment, SegmentConstantTaxObject $object) 
+    {
+        $model = new SegmentConstant();
+        $model->segment_id = $object->getSegmentId();
+        $model->name = $object->getName();
+        $model->reference = $object->getReference();
+        $model->detail = json_encode([
+            'type' => $object->getType(),
+            'value' => $object->getValue()
+        ]);
+
+        return $this->handler($model);
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/SegmentConstants/Services/FetchesSegmentConstant.php b/app/Classes/Modules/SegmentConstants/Services/FetchesSegmentConstant.php
new file mode 100644
index 00000000..003e20ba
--- /dev/null
+++ b/app/Classes/Modules/SegmentConstants/Services/FetchesSegmentConstant.php
@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Classes\Modules\SegmentConstants\Services;
+
+
+use App\Classes\General\Eloquent\AbstractFetchRecord;
+use Illuminate\Database\Eloquent\Builder;
+use App\Models\SegmentConstant;
+
+class FetchesSegmentConstant extends AbstractFetchRecord
+{
+
+    /** @var SegmentConstant */
+    private $repository;
+
+    /**
+     * FetchesSegmentConstant constructor.
+     * @param SegmentConstant $repository
+     */
+    public function __construct(SegmentConstant $repository)
+    {
+        $this->repository = $repository;
+    }
+
+
+    /**
+     * @return Builder
+     */
+    public function getRepository(): Builder
+    {
+        return $this->repository->newQuery();
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/SegmentConstants/Services/ListsSegmentConstants.php b/app/Classes/Modules/SegmentConstants/Services/ListsSegmentConstants.php
new file mode 100644
index 00000000..5f959f98
--- /dev/null
+++ b/app/Classes/Modules/SegmentConstants/Services/ListsSegmentConstants.php
@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Classes\Modules\SegmentConstants\Services;
+
+
+use App\Classes\General\Eloquent\AbstractListRecord;
+use Illuminate\Database\Eloquent\Builder;
+use App\Models\SegmentConstant;
+
+class ListsSegmentConstants extends AbstractListRecord
+{
+
+    /** @var SegmentConstant */
+    private $repository;
+
+    /**
+     * ListsSegmentConstants constructor.
+     * @param SegmentConstant $repository
+     */
+    public function __construct(SegmentConstant $repository)
+    {
+        $this->repository = $repository;
+    }
+
+
+    /**
+     * @return Builder
+     */
+    function getRepository(): Builder
+    {
+        return $this->repository->newQuery();
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/SegmentConstants/Services/UpdatesSegmentConstantBillingFee.php b/app/Classes/Modules/SegmentConstants/Services/UpdatesSegmentConstantBillingFee.php
new file mode 100644
index 00000000..573d287b
--- /dev/null
+++ b/app/Classes/Modules/SegmentConstants/Services/UpdatesSegmentConstantBillingFee.php
@@ -0,0 +1,28 @@
+<?php
+
+namespace App\Classes\Modules\SegmentConstants\Services;
+
+use App\Classes\General\Eloquent\AbstractUpdateRecord;
+use App\Classes\Modules\SegmentConstants\DataTransferObjects\SegmentConstantBillingFeeObject;
+use App\Models\SegmentConstant;
+
+class UpdatesSegmentConstantBillingFee extends AbstractUpdateRecord
+{
+
+    /**
+     * @param SegmentConstantBillingFeeObject $object
+     * @return \Illuminate\Database\Eloquent\Model
+     * @throws \App\Classes\Exceptions\MalformedRequestException
+     */
+    public function execute(SegmentConstant $model, SegmentConstantBillingFeeObject $object) 
+    {
+        $model->name = $object->getName();
+        $model->reference = $object->getReference();
+        $model->detail = json_encode([
+            'type' => $object->getType(),
+            'value' => $object->getValue()
+        ]);
+
+        return $this->handler($model);
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/SegmentConstants/Services/UpdatesSegmentConstantBookingAmountMax.php b/app/Classes/Modules/SegmentConstants/Services/UpdatesSegmentConstantBookingAmountMax.php
new file mode 100644
index 00000000..8885a701
--- /dev/null
+++ b/app/Classes/Modules/SegmentConstants/Services/UpdatesSegmentConstantBookingAmountMax.php
@@ -0,0 +1,29 @@
+<?php
+
+namespace App\Classes\Modules\SegmentConstants\Services;
+
+use App\Classes\General\Eloquent\AbstractUpdateRecord;
+use App\Classes\Modules\SegmentConstants\DataTransferObjects\SegmentConstantBookingAmountMaxObject;
+use App\Models\SegmentConstant;
+
+class UpdatesSegmentConstantBookingAmountMax extends AbstractUpdateRecord
+{
+
+    /**
+     * @param SegmentConstantBookingAmountMaxObject $object
+     * @return \Illuminate\Database\Eloquent\Model
+     * @throws \App\Classes\Exceptions\MalformedRequestException
+     */
+    public function execute(SegmentConstant $model, SegmentConstantBookingAmountMaxObject $object) 
+    {
+        $model->name = $object->getName();
+        $model->reference = $object->getReference();
+        $model->detail = json_encode([
+            'type' => $object->getType(),
+            'value' => $object->getValue(),
+            'currency_id' => $object->getCurrencyId(),
+        ]);
+
+        return $this->handler($model);
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/SegmentConstants/Services/UpdatesSegmentConstantPaymentAttemptExpiryTime.php b/app/Classes/Modules/SegmentConstants/Services/UpdatesSegmentConstantPaymentAttemptExpiryTime.php
new file mode 100644
index 00000000..5acdd9e9
--- /dev/null
+++ b/app/Classes/Modules/SegmentConstants/Services/UpdatesSegmentConstantPaymentAttemptExpiryTime.php
@@ -0,0 +1,28 @@
+<?php
+
+namespace App\Classes\Modules\SegmentConstants\Services;
+
+use App\Classes\General\Eloquent\AbstractUpdateRecord;
+use App\Classes\Modules\SegmentConstants\DataTransferObjects\SegmentConstantPaymentAttemptExpiryTimeObject;
+use App\Models\SegmentConstant;
+
+class UpdatesSegmentConstantPaymentAttemptExpiryTime extends AbstractUpdateRecord
+{
+
+    /**
+     * @param SegmentConstantPaymentAttemptExpiryTimeObject $object
+     * @return \Illuminate\Database\Eloquent\Model
+     * @throws \App\Classes\Exceptions\MalformedRequestException
+     */
+    public function execute(SegmentConstant $model, SegmentConstantPaymentAttemptExpiryTimeObject $object) 
+    {
+        $model->name = $object->getName();
+        $model->reference = $object->getReference();
+        $model->detail = json_encode([
+            'type' => $object->getType(),
+            'value' => $object->getValue()
+        ]);
+
+        return $this->handler($model);
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/SegmentConstants/Services/UpdatesSegmentConstantServiceCharge.php b/app/Classes/Modules/SegmentConstants/Services/UpdatesSegmentConstantServiceCharge.php
new file mode 100644
index 00000000..afa201f5
--- /dev/null
+++ b/app/Classes/Modules/SegmentConstants/Services/UpdatesSegmentConstantServiceCharge.php
@@ -0,0 +1,28 @@
+<?php
+
+namespace App\Classes\Modules\SegmentConstants\Services;
+
+use App\Classes\General\Eloquent\AbstractUpdateRecord;
+use App\Classes\Modules\SegmentConstants\DataTransferObjects\SegmentConstantServiceChargeObject;
+use App\Models\SegmentConstant;
+
+class UpdatesSegmentConstantServiceCharge extends AbstractUpdateRecord
+{
+
+    /**
+     * @param SegmentConstantServiceChargeObject $object
+     * @return \Illuminate\Database\Eloquent\Model
+     * @throws \App\Classes\Exceptions\MalformedRequestException
+     */
+    public function execute(SegmentConstant $model, SegmentConstantServiceChargeObject $object) 
+    {
+        $model->name = $object->getName();
+        $model->reference = $object->getReference();
+        $model->detail = json_encode([
+            'type' => $object->getType(),
+            'value' => $object->getValue()
+        ]);
+
+        return $this->handler($model);
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/SegmentConstants/Services/UpdatesSegmentConstantTax.php b/app/Classes/Modules/SegmentConstants/Services/UpdatesSegmentConstantTax.php
new file mode 100644
index 00000000..2b02e9f9
--- /dev/null
+++ b/app/Classes/Modules/SegmentConstants/Services/UpdatesSegmentConstantTax.php
@@ -0,0 +1,28 @@
+<?php
+
+namespace App\Classes\Modules\SegmentConstants\Services;
+
+use App\Classes\General\Eloquent\AbstractUpdateRecord;
+use App\Classes\Modules\SegmentConstants\DataTransferObjects\SegmentConstantTaxObject;
+use App\Models\SegmentConstant;
+
+class UpdatesSegmentConstantTax extends AbstractUpdateRecord
+{
+
+    /**
+     * @param SegmentConstantTaxObject $object
+     * @return \Illuminate\Database\Eloquent\Model
+     * @throws \App\Classes\Exceptions\MalformedRequestException
+     */
+    public function execute(SegmentConstant $model, SegmentConstantTaxObject $object) 
+    {
+        $model->name = $object->getName();
+        $model->reference = $object->getReference();
+        $model->detail = json_encode([
+            'type' => $object->getType(),
+            'value' => $object->getValue()
+        ]);
+
+        return $this->handler($model);
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/SegmentConstants/Standards/Rules/CanCreateSegmentConstant.php b/app/Classes/Modules/SegmentConstants/Standards/Rules/CanCreateSegmentConstant.php
new file mode 100644
index 00000000..f8004575
--- /dev/null
+++ b/app/Classes/Modules/SegmentConstants/Standards/Rules/CanCreateSegmentConstant.php
@@ -0,0 +1,55 @@
+<?php
+
+namespace App\Classes\Modules\SegmentConstants\Standards\Rules;
+
+use App\Classes\General\Abstracts\AbstractRule;
+use App\Classes\Modules\SegmentConstants\DataTransferObjects\SegmentObject;
+use App\Classes\Modules\SegmentConstants\Standards\Validators\SegmentConstantValidation;
+
+class CanCreateSegmentConstant extends AbstractRule
+{
+
+    /** @var SegmentConstantValidation */
+    private $segmentConstantValidation;
+
+    /**
+     * CanCreateSegmentConstant constructor.
+     * @param SegmentConstantValidation $segmentConstantValidation
+     */
+    public function __construct(SegmentConstantValidation $segmentConstantValidation)
+    {
+        $this->segmentConstantValidation = $segmentConstantValidation;
+    }
+
+    /**
+     * @return bool
+     */
+    protected function authorized(): bool
+    {
+        // TODO  Set Authorization rules
+        if (!\Auth::user()->can('add segment_constant')) {
+            return false;
+        }
+
+        return true;
+    }
+
+    /**
+     * @param SegmentObject $object
+     * @return bool
+     * @throws \App\Classes\Exceptions\RequestValidationException
+     */
+    protected function validators($object): bool
+    {
+        return $this->segmentConstantValidation->validate($object, 'POST');
+    }
+
+    /**
+     * @param SegmentObject $object
+     * @return bool
+     */
+    protected function criteria($object): bool
+    {
+        return true;
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/SegmentConstants/Standards/Rules/CanListStandardSegmentConstants.php b/app/Classes/Modules/SegmentConstants/Standards/Rules/CanListStandardSegmentConstants.php
new file mode 100644
index 00000000..094cdd48
--- /dev/null
+++ b/app/Classes/Modules/SegmentConstants/Standards/Rules/CanListStandardSegmentConstants.php
@@ -0,0 +1,45 @@
+<?php
+
+namespace App\Classes\Modules\SegmentConstants\Standards\Rules;
+
+use App\Classes\General\Abstracts\AbstractRule;
+use App\Classes\Modules\Segments\DataTransferObjects\SegmentObject;
+
+class CanListStandardSegmentConstants extends AbstractRule
+{
+    /**
+     * @return bool
+     */
+    protected function authorized(): bool
+    {
+        // TODO  Set Authorization rules
+
+        if (!\Auth::user()->can('view standard_segment_constant')) {
+            return false;
+        }
+
+        return true;
+
+    }
+
+    /**
+     * @param SegmentObject $object
+     * @return bool
+     */
+    protected function validators($object): bool
+    {
+        return true;
+
+    }
+
+
+    /**
+     * @param SegmentObject $object
+     * @return bool
+     */
+    protected function criteria($object): bool
+    {
+        return true;
+    }
+
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/SegmentConstants/Standards/Rules/CanUpdateStandardSegmentConstant.php b/app/Classes/Modules/SegmentConstants/Standards/Rules/CanUpdateStandardSegmentConstant.php
new file mode 100644
index 00000000..daee97ba
--- /dev/null
+++ b/app/Classes/Modules/SegmentConstants/Standards/Rules/CanUpdateStandardSegmentConstant.php
@@ -0,0 +1,58 @@
+<?php
+
+namespace App\Classes\Modules\SegmentConstants\Standards\Rules;
+
+
+use App\Classes\General\Abstracts\AbstractRule;
+use App\Classes\Modules\SegmentConstants\DataTransferObjects\SegmentCompanyObject;
+use App\Classes\Modules\SegmentConstants\Standards\Validators\SegmentConstantValidation;
+
+class CanUpdateStandardSegmentConstant extends AbstractRule
+{
+
+    /** @var SegmentConstantValidation */
+    private $segmentConstantValidation;
+
+    /**
+     * CanCreateAddress constructor.
+     * @param SegmentConstantValidation $segmentConstantValidation
+     */
+    public function __construct(SegmentConstantValidation $segmentConstantValidation)
+    {
+        $this->segmentConstantValidation = $segmentConstantValidation;
+    }
+
+    /**
+     * @return bool
+     */
+    protected function authorized(): bool
+    {
+        // TODO  Set Authorization rules
+
+        if (!\Auth::user()->can('view standard_segment_constant')) {
+            return false;
+        }
+
+        return true;
+    }
+
+    /**
+     * @param SegmentConstantValidation $object
+     * @return bool
+     * @throws \App\Classes\Exceptions\RequestValidationException
+     */
+    protected function validators($object): bool
+    {
+        return $this->segmentConstantValidation->validate($object, 'PUT');
+    }
+
+    /**
+     * @param SegmentConstantValidation $object
+     * @return bool
+     */
+    protected function criteria($object): bool
+    {
+        return true;
+    }
+
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/SegmentConstants/Standards/Validators/SegmentConstantValidation.php b/app/Classes/Modules/SegmentConstants/Standards/Validators/SegmentConstantValidation.php
new file mode 100644
index 00000000..9a09a074
--- /dev/null
+++ b/app/Classes/Modules/SegmentConstants/Standards/Validators/SegmentConstantValidation.php
@@ -0,0 +1,126 @@
+<?php
+
+namespace App\Classes\Modules\SegmentConstants\Standards\Validators;
+
+
+use App\Classes\General\Abstracts\AbstractValidation;
+use App\Classes\Modules\SegmentConstants\DataTransferObjects\SegmentConstantObject;
+
+class SegmentConstantValidation extends AbstractValidation
+{
+    /**
+     * @param SegmentConstantObject $object
+     * @return array
+     */
+    protected function data($object): array {
+
+        $this->reference = $object->getReference();
+        if ($this->reference == 'TAX') {
+            return [
+                'segment_id'=> $object->getSegmentId(),
+                'name' => $object->getName(),
+                'reference' => $object->getReference(),
+                'type' => $object->getType(),
+                'value' => $object->getValue()
+            ];
+        }
+        elseif ($this->reference == 'BILLING_FEE') {
+            return [
+                'segment_id' => $object->getSegmentId(),
+                'name' => $object->getName(),
+                'reference' => $object->getReference(),
+                'type' => $object->getType(),
+                'value' => $object->getValue()
+            ];
+        }
+        elseif ($this->reference == 'SERVICE_CHARGE') {
+            return [
+                'segment_id' => $object->getSegmentId(),
+                'name' => $object->getName(),
+                'reference' => $object->getReference(),
+                'type' => $object->getType(),
+                'value' => $object->getValue()
+            ];
+        }
+        elseif ($this->reference == 'BOOKING_AMOUNT_MAX') {
+            return [
+                'segment_id' => $object->getSegmentId(),
+                'name' => $object->getName(),
+                'reference' => $object->getReference(),
+                'type' => $object->getType(),
+                'value' => $object->getValue(),
+                'currency_id' => $object->getCurrencyId()
+            ];
+        }
+        elseif ($this->reference == 'PAYMENT_ATTEMP_EXPIRY_TIME') {
+            return [
+                'segment_id' => $object->getSegmentId(),
+                'name' => $object->getName(),
+                'reference' => $object->getReference(),
+                'type' => $object->getType(),
+                'value' => $object->getValue()
+            ];
+        }
+    }
+
+    /**
+     * @return array
+     */
+    protected function rules(?string $type = 'POST'): array {
+
+        if ($this->reference == 'TAX') {
+            return [
+                'segment_id' => $type == 'POST' ? 'required' : '',
+                'name' => 'required',
+                'reference' => 'required',
+                'type' => 'required',
+                'value' => 'required'
+            ];
+        }
+        elseif ($this->reference == 'BILLING_FEE') {
+            return [
+                'segment_id' => $type == 'POST' ? 'required' : '',
+                'name' => 'required',
+                'reference' => 'required',
+                'type' => 'required',
+                'value' => 'required'
+            ];
+        }
+        elseif ($this->reference == 'SERVICE_CHARGE') {
+            return [
+                'segment_id' => $type == 'POST' ? 'required' : '',
+                'name' => 'required',
+                'reference' => 'required',
+                'type' => 'required',
+                'value' => 'required'
+            ];
+        }
+        elseif ($this->reference == 'BOOKING_AMOUNT_MAX') {
+            return [
+                'segment_id' => $type == 'POST' ? 'required' : '',
+                'name' => 'required',
+                'reference' => 'required',
+                'type' => 'required',
+                'value' => 'required',
+                'currency_id' => 'required'
+            ];
+        }
+        elseif ($this->reference == 'PAYMENT_ATTEMP_EXPIRY_TIME') {
+            return [
+                'segment_id' => $type == 'POST' ? 'required' : '',
+                'name' => 'required',
+                'reference' => 'required',
+                'type' => 'required',
+                'value' => 'required',
+            ];
+        }
+    }
+
+    /**
+     * @return array
+     */
+    protected function messages(): array {
+        return [];
+    }
+
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/Segments/ControllerLogic/CreateSegmentLogic.php b/app/Classes/Modules/Segments/ControllerLogic/CreateSegmentLogic.php
new file mode 100644
index 00000000..557117c6
--- /dev/null
+++ b/app/Classes/Modules/Segments/ControllerLogic/CreateSegmentLogic.php
@@ -0,0 +1,75 @@
+<?php
+
+namespace App\Classes\Modules\Segments\ControllersLogic;
+
+use App\Classes\General\Abstracts\AbstractControllerLogic;
+
+use App\Classes\Modules\Segments\Standards\Rules\CanCreateSegment;
+use App\Classes\Modules\Segments\Services\CreatesSegment;
+use App\Classes\Modules\Segments\DataTransferObjects\SegmentObject;
+use App\Http\Resources\SegmentResource;
+
+use ErrorException;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\DB;
+
+class CreateSegmentLogic extends AbstractControllerLogic
+{
+    /**
+     * @return array
+     */
+    protected function notification():array {
+        return [
+            'title' => 'Created Segment',
+            'message' => 'You have successfully created a new Segment'
+        ];
+    }
+
+    /** @var CanCreateSegment */
+    private $canCreateSegment;
+
+    /** @var CreatesSegment */
+    private $createsSegment;
+
+    /**
+     * CreateSegmentLogic constructor.
+     * @param CanCreateSegment $canCreateSegment
+     * @param CreatesSegment $createsSegment
+     */
+    public function __construct(
+        CanCreateSegment $canCreateSegment, 
+        CreatesSegment $createsSegment
+    )
+    {
+        $this->canCreateSegment = $canCreateSegment;
+        $this->createsSegment = $createsSegment;
+    }
+
+    /**
+     * @param Request $request
+     * @return JsonResponse
+     * @throws ErrorException
+     */
+    public function logic(Request $request) : JsonResponse
+    {
+        try {
+            DB::beginTransaction();
+
+            $segment_object = new SegmentObject(
+                $request->input('name')
+            );
+
+            $this->canCreateSegment->passes($segment_object);
+            $segment_query = $this->createsSegment->execute($segment_object);
+
+            DB::commit();
+
+            return $this->resourceResponse(new SegmentResource($segment_query));
+
+        } catch (\Exception $exception) {
+            throw new ErrorException($exception->getMessage(), $exception->getCode());
+        }
+
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/Segments/ControllerLogic/DeleteSegmentLogic.php b/app/Classes/Modules/Segments/ControllerLogic/DeleteSegmentLogic.php
new file mode 100644
index 00000000..24284c29
--- /dev/null
+++ b/app/Classes/Modules/Segments/ControllerLogic/DeleteSegmentLogic.php
@@ -0,0 +1,83 @@
+<?php
+
+namespace App\Classes\Modules\Segments\ControllersLogic;
+
+use App\Http\Resources\SegmentResource;
+
+use App\Classes\General\Abstracts\AbstractControllerLogic;
+
+use App\Classes\Modules\Segments\Services\FetchesSegment;
+
+use App\Classes\Modules\Segments\Standards\Rules\CanDeleteSegment;
+use App\Classes\Modules\Segments\Services\DeletesSegment;
+use App\Classes\Modules\Segments\DataTransferObjects\SegmentObject;
+
+use ErrorException;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\DB;
+
+class DeleteSegmentLogic extends AbstractControllerLogic
+{
+
+    /**
+     * @return array
+     */
+    protected function notification():array {
+        return [
+            'title' => 'Delete Segment',
+            'message' => 'You have successfully deleted the Segment'
+        ];
+    }
+
+    /** @var CanDeleteSegment */
+    private $canDeleteSegment;
+
+    /** @var DeletesSegment */
+    private $deletesSegment;
+
+    /** @var FetchesSegment */
+    private $fetchesSegment;
+
+    /**
+     * UpdateStandardSegmentConstantLogic constructor.
+     * @param CanUpdateSegment $canDeleteSegment
+     * @param UpdatesSegment $deletesSegment
+     * @param FetchesSegment $fetchesSegment
+     */
+    public function __construct(
+        CanDeleteSegment $canDeleteSegment, 
+        DeletesSegment $deletesSegment, 
+        FetchesSegment $fetchesSegment
+    )
+    {
+        $this->canDeleteSegment = $canDeleteSegment;
+        $this->deletesSegment = $deletesSegment;
+        $this->fetchesSegment = $fetchesSegment;
+    }
+
+    /**
+     * @param Request $request
+     * @return JsonResponse
+     * @throws ErrorException
+     */
+    public function logic(Request $request) : JsonResponse
+    {
+        try {
+            DB::beginTransaction();
+
+            $segment_query = $this->fetchesSegment->execute(['id' => $request->route('id')]);
+            $this->canDeleteSegment->passes();
+            $this->deletesSegment->execute($segment_query);
+            
+            DB::commit();
+
+            return $this->resourceResponse(new SegmentResource($segment_query));
+
+        } catch (\Exception $exception){
+            dd($exception);
+            throw new ErrorException($exception->getMessage(), $exception->getCode());
+        }
+    }
+
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/Segments/ControllerLogic/ListStandardSegmentLogic.php b/app/Classes/Modules/Segments/ControllerLogic/ListStandardSegmentLogic.php
new file mode 100644
index 00000000..6458962b
--- /dev/null
+++ b/app/Classes/Modules/Segments/ControllerLogic/ListStandardSegmentLogic.php
@@ -0,0 +1,65 @@
+<?php
+
+namespace App\Classes\Modules\Segments\ControllersLogic;
+
+
+use App\Classes\General\Abstracts\AbstractControllerLogic;
+use App\Classes\Modules\Segments\Services\ListsSegments;
+use App\Classes\Modules\Segments\Standards\Rules\CanListStandardSegments;
+use App\Http\Resources\SegmentResource;
+use ErrorException;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+
+class ListStandardSegmentLogic extends AbstractControllerLogic
+{
+
+    /**
+     * @return array
+     */
+    protected function notification():array {
+        return [
+            'title' => 'Retrieved Segment',
+            'message' => 'You have successfully retrieved a list of Segment'
+        ];
+    }
+
+    /** @var CanListStandardSegments */
+    private $canListStandardSegments;
+
+    /** @var ListsSegments */
+    private $listsSegments;
+
+    /**
+     * ListStandardSegmentLogic constructor.
+     * @param CanListStandardSegments $canListStandardSegments
+     * @param ListsSegments $listsSegments
+     */
+    public function __construct(CanListStandardSegments $canListStandardSegments, ListsSegments $listsSegments)
+    {
+        $this->canListStandardSegments = $canListStandardSegments;
+        $this->listsSegments = $listsSegments;
+    }
+
+
+    /**
+     * @param Request $request
+     * @return JsonResponse
+     * @throws ErrorException
+     */
+    public function logic(Request $request) : JsonResponse
+    {
+        try {
+            $this->canListStandardSegments->passes();
+
+            $query = $this->listsSegments->execute(['id' => 1]);
+
+            return $this->collectionResponse(SegmentResource::collection($query));
+
+        } catch (\Exception $exception){
+            throw new ErrorException($exception->getMessage(), $exception->getCode());
+        }
+
+    }
+
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/Segments/ControllerLogic/UpdateSegmentLogic.php b/app/Classes/Modules/Segments/ControllerLogic/UpdateSegmentLogic.php
new file mode 100644
index 00000000..8ce9038d
--- /dev/null
+++ b/app/Classes/Modules/Segments/ControllerLogic/UpdateSegmentLogic.php
@@ -0,0 +1,86 @@
+<?php
+
+namespace App\Classes\Modules\Segments\ControllersLogic;
+
+use App\Http\Resources\SegmentResource;
+
+use App\Classes\General\Abstracts\AbstractControllerLogic;
+
+use App\Classes\Modules\Segments\Services\FetchesSegment;
+
+use App\Classes\Modules\Segments\Standards\Rules\CanUpdateSegment;
+use App\Classes\Modules\Segments\Services\UpdatesSegment;
+use App\Classes\Modules\Segments\DataTransferObjects\SegmentObject;
+
+use ErrorException;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\DB;
+
+class UpdateSegmentLogic extends AbstractControllerLogic
+{
+
+    /**
+     * @return array
+     */
+    protected function notification():array {
+        return [
+            'title' => 'Updated Segment',
+            'message' => 'You have successfully updated the Segment'
+        ];
+    }
+
+    /** @var CanUpdateSegment */
+    private $canUpdateSegment;
+
+    /** @var UpdatesSegment */
+    private $updatesSegment;
+
+    /** @var FetchesSegment */
+    private $fetchesSegment;
+
+    /**
+     * UpdateStandardSegmentConstantLogic constructor.
+     * @param CanUpdateSegment $canUpdateSegment
+     * @param UpdatesSegment $updatesSegment
+     * @param FetchesSegment $fetchesSegment
+     */
+    public function __construct(
+        CanUpdateSegment $canUpdateSegment, 
+        UpdatesSegment $updatesSegment, 
+        FetchesSegment $fetchesSegment
+    )
+    {
+        $this->canUpdateSegment = $canUpdateSegment;
+        $this->updatesSegment = $updatesSegment;
+        $this->fetchesSegment = $fetchesSegment;
+    }
+
+    /**
+     * @param Request $request
+     * @return JsonResponse
+     * @throws ErrorException
+     */
+    public function logic(Request $request) : JsonResponse
+    {
+        try {
+            DB::beginTransaction();
+
+            $segment_query = $this->fetchesSegment->execute(['id' => $request->route('id')]);
+
+            $segment_object = new SegmentObject(
+                $request->input('name', $segment_query->name)
+            );
+            $this->canUpdateSegment->passes($segment_object);
+            $segment_query = $this->updatesSegment->execute($segment_query, $segment_object);
+           
+            DB::commit();
+
+            return $this->resourceResponse(new SegmentResource($segment_query));
+
+        } catch (\Exception $exception){
+            throw new ErrorException($exception->getMessage(), $exception->getCode());
+        }
+    }
+
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/Segments/DataTransferObjects/SegmentObject.php b/app/Classes/Modules/Segments/DataTransferObjects/SegmentObject.php
new file mode 100644
index 00000000..dc4de3ed
--- /dev/null
+++ b/app/Classes/Modules/Segments/DataTransferObjects/SegmentObject.php
@@ -0,0 +1,30 @@
+<?php
+
+namespace App\Classes\Modules\Segments\DataTransferObjects;
+
+use App\Classes\Interfaces\DataTransferObject;
+
+class SegmentObject implements DataTransferObject
+{
+    /** @var string|null */
+    private $name;
+
+    /**
+     * SegmentObject constructor.
+     * @param string|null $name
+     */
+    public function __construct(
+        ?string $name
+    )
+    {
+        $this->name = $name;
+    }
+
+    /**
+     * @return string
+     */
+    public function getName(): ?string
+    {
+        return $this->name;
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/Segments/Services/CreatesSegment.php b/app/Classes/Modules/Segments/Services/CreatesSegment.php
new file mode 100644
index 00000000..f3dc2a1c
--- /dev/null
+++ b/app/Classes/Modules/Segments/Services/CreatesSegment.php
@@ -0,0 +1,23 @@
+<?php
+
+namespace App\Classes\Modules\Segments\Services;
+
+use App\Classes\General\Eloquent\AbstractUpdateRecord;
+use App\Classes\Modules\Segments\DataTransferObjects\SegmentObject;
+use App\Models\Segment;
+
+class CreatesSegment extends AbstractUpdateRecord
+{
+    /**
+     * @param SegmentObject $object
+     * @return \Illuminate\Database\Eloquent\Model
+     * @throws \App\Classes\Exceptions\MalformedRequestException
+     */
+    public function execute(SegmentObject $object) {
+        $model = new Segment();
+        $model->name = $object->getName();
+
+        return $this->handler($model);
+
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/Segments/Services/DeletesSegment.php b/app/Classes/Modules/Segments/Services/DeletesSegment.php
new file mode 100644
index 00000000..88d44d60
--- /dev/null
+++ b/app/Classes/Modules/Segments/Services/DeletesSegment.php
@@ -0,0 +1,14 @@
+<?php
+
+namespace App\Classes\Modules\Segments\Services;
+
+use App\Classes\General\Eloquent\AbstractDeleteRecord;
+use App\Models\Segment;
+
+class DeletesSegment extends AbstractDeleteRecord
+{
+
+    public function execute(Segment $model) {
+        return $this->handler($model);
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/Segments/Services/FetchesSegment.php b/app/Classes/Modules/Segments/Services/FetchesSegment.php
new file mode 100644
index 00000000..25e5dbbe
--- /dev/null
+++ b/app/Classes/Modules/Segments/Services/FetchesSegment.php
@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Classes\Modules\Segments\Services;
+
+
+use App\Classes\General\Eloquent\AbstractFetchRecord;
+use Illuminate\Database\Eloquent\Builder;
+use App\Models\Segment;
+
+class FetchesSegment extends AbstractFetchRecord
+{
+
+    /** @var Segment */
+    private $repository;
+
+    /**
+     * FetchesUser constructor.
+     * @param Segment $repository
+     */
+    public function __construct(Segment $repository)
+    {
+        $this->repository = $repository;
+    }
+
+
+    /**
+     * @return Builder
+     */
+    public function getRepository(): Builder
+    {
+        return $this->repository->newQuery();
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/Segments/Services/ListsSegments.php b/app/Classes/Modules/Segments/Services/ListsSegments.php
new file mode 100644
index 00000000..af44820d
--- /dev/null
+++ b/app/Classes/Modules/Segments/Services/ListsSegments.php
@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Classes\Modules\Segments\Services;
+
+
+use App\Classes\General\Eloquent\AbstractListRecord;
+use Illuminate\Database\Eloquent\Builder;
+use App\Models\Segment;
+
+class ListsSegments extends AbstractListRecord
+{
+
+    /** @var Segment */
+    private $repository;
+
+    /**
+     * ListsSegments constructor.
+     * @param Segment $repository
+     */
+    public function __construct(Segment $repository)
+    {
+        $this->repository = $repository;
+    }
+
+
+    /**
+     * @return Builder
+     */
+    function getRepository(): Builder
+    {
+        return $this->repository->newQuery();
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/Segments/Services/UpdatesSegment.php b/app/Classes/Modules/Segments/Services/UpdatesSegment.php
new file mode 100644
index 00000000..fed1fb2d
--- /dev/null
+++ b/app/Classes/Modules/Segments/Services/UpdatesSegment.php
@@ -0,0 +1,22 @@
+<?php
+
+namespace App\Classes\Modules\Segments\Services;
+
+use App\Classes\General\Eloquent\AbstractUpdateRecord;
+use App\Classes\Modules\Segments\DataTransferObjects\SegmentObject;
+use App\Models\Segment;
+
+class UpdatesSegment extends AbstractUpdateRecord
+{
+
+    /**
+     * @param SegmentObject $object
+     * @return \Illuminate\Database\Eloquent\Model
+     * @throws \App\Classes\Exceptions\MalformedRequestException
+     */
+    public function execute(Segment $model, SegmentObject $object) 
+    {
+        $model->name = $object->getName();
+        return $this->handler($model);
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/Segments/Standards/Rules/CanCreateSegment.php b/app/Classes/Modules/Segments/Standards/Rules/CanCreateSegment.php
new file mode 100644
index 00000000..50f7e81d
--- /dev/null
+++ b/app/Classes/Modules/Segments/Standards/Rules/CanCreateSegment.php
@@ -0,0 +1,55 @@
+<?php
+
+namespace App\Classes\Modules\Segments\Standards\Rules;
+
+use App\Classes\General\Abstracts\AbstractRule;
+use App\Classes\Modules\Segments\DataTransferObjects\SegmentObject;
+use App\Classes\Modules\Segments\Standards\Validators\SegmentValidation;
+
+class CanCreateSegment extends AbstractRule
+{
+
+    /** @var SegmentValidation */
+    private $segmentValidation;
+
+    /**
+     * CanCreateSegment constructor.
+     * @param SegmentValidation $segmentValidation
+     */
+    public function __construct(SegmentValidation $segmentValidation)
+    {
+        $this->segmentValidation = $segmentValidation;
+    }
+
+    /**
+     * @return bool
+     */
+    protected function authorized(): bool
+    {
+        // TODO  Set Authorization rules
+        if (!\Auth::user()->can('add segment')) {
+            return false;
+        }
+
+        return true;
+    }
+
+    /**
+     * @param SegmentObject $object
+     * @return bool
+     * @throws \App\Classes\Exceptions\RequestValidationException
+     */
+    protected function validators($object): bool
+    {
+        return $this->segmentValidation->validate($object);
+    }
+
+    /**
+     * @param SegmentObject $object
+     * @return bool
+     */
+    protected function criteria($object): bool
+    {
+        return true;
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/Segments/Standards/Rules/CanDeleteSegments.php b/app/Classes/Modules/Segments/Standards/Rules/CanDeleteSegments.php
new file mode 100644
index 00000000..197b0a5f
--- /dev/null
+++ b/app/Classes/Modules/Segments/Standards/Rules/CanDeleteSegments.php
@@ -0,0 +1,45 @@
+<?php
+
+namespace App\Classes\Modules\Segments\Standards\Rules;
+
+use App\Classes\General\Abstracts\AbstractRule;
+use App\Classes\Modules\Segments\DataTransferObjects\SegmentObject;
+
+class CanDeleteSegment extends AbstractRule
+{
+    /**
+     * @return bool
+     */
+    protected function authorized(): bool
+    {
+        // TODO  Set Authorization rules
+
+        if (!\Auth::user()->can('delete segment')) {
+            return false;
+        }
+
+        return true;
+
+    }
+
+    /**
+     * @param SegmentObject $object
+     * @return bool
+     */
+    protected function validators($object): bool
+    {
+        return true;
+
+    }
+
+
+    /**
+     * @param SegmentObject $object
+     * @return bool
+     */
+    protected function criteria($object): bool
+    {
+        return true;
+    }
+
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/Segments/Standards/Rules/CanListStandardSegments.php b/app/Classes/Modules/Segments/Standards/Rules/CanListStandardSegments.php
new file mode 100644
index 00000000..7f71182e
--- /dev/null
+++ b/app/Classes/Modules/Segments/Standards/Rules/CanListStandardSegments.php
@@ -0,0 +1,45 @@
+<?php
+
+namespace App\Classes\Modules\Segments\Standards\Rules;
+
+use App\Classes\General\Abstracts\AbstractRule;
+use App\Classes\Modules\Segments\DataTransferObjects\SegmentObject;
+
+class CanListStandardSegments extends AbstractRule
+{
+    /**
+     * @return bool
+     */
+    protected function authorized(): bool
+    {
+        // TODO  Set Authorization rules
+
+        if (!\Auth::user()->can('view standard_segment')) {
+            return false;
+        }
+
+        return true;
+
+    }
+
+    /**
+     * @param SegmentObject $object
+     * @return bool
+     */
+    protected function validators($object): bool
+    {
+        return true;
+
+    }
+
+
+    /**
+     * @param SegmentObject $object
+     * @return bool
+     */
+    protected function criteria($object): bool
+    {
+        return true;
+    }
+
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/Segments/Standards/Rules/CanUpdateSegment.php b/app/Classes/Modules/Segments/Standards/Rules/CanUpdateSegment.php
new file mode 100644
index 00000000..ed01004a
--- /dev/null
+++ b/app/Classes/Modules/Segments/Standards/Rules/CanUpdateSegment.php
@@ -0,0 +1,58 @@
+<?php
+
+namespace App\Classes\Modules\Segments\Standards\Rules;
+
+
+use App\Classes\General\Abstracts\AbstractRule;
+use App\Classes\Modules\Segments\DataTransferObjects\SegmentObject;
+use App\Classes\Modules\Segments\Standards\Validators\SegmentValidation;
+
+class CanUpdateSegment extends AbstractRule
+{
+
+    /** @var SegmentValidation */
+    private $segmentValidation;
+
+    /**
+     * CanCreateAddress constructor.
+     * @param SegmentValidation $segmentValidation
+     */
+    public function __construct(SegmentValidation $segmentValidation)
+    {
+        $this->segmentValidation = $segmentValidation;
+    }
+
+    /**
+     * @return bool
+     */
+    protected function authorized(): bool
+    {
+        // TODO  Set Authorization rules
+
+        if (!\Auth::user()->can('edit segment')) {
+            return false;
+        }
+
+        return true;
+    }
+
+    /**
+     * @param SegmentValidation $object
+     * @return bool
+     * @throws \App\Classes\Exceptions\RequestValidationException
+     */
+    protected function validators($object): bool
+    {
+        return $this->segmentValidation->validate($object);
+    }
+
+    /**
+     * @param SegmentValidation $object
+     * @return bool
+     */
+    protected function criteria($object): bool
+    {
+        return true;
+    }
+
+}
\ No newline at end of file
diff --git a/app/Classes/Modules/Segments/Standards/Validators/SegmentValidation.php b/app/Classes/Modules/Segments/Standards/Validators/SegmentValidation.php
new file mode 100644
index 00000000..364a4c88
--- /dev/null
+++ b/app/Classes/Modules/Segments/Standards/Validators/SegmentValidation.php
@@ -0,0 +1,38 @@
+<?php
+
+namespace App\Classes\Modules\Segments\Standards\Validators;
+
+use App\Classes\General\Abstracts\AbstractValidation;
+use App\Classes\Modules\Segments\DataTransferObjects\SegmentObject;
+
+class SegmentValidation extends AbstractValidation
+{
+    /**
+     * @param SegmentObject $object
+     * @return array
+     */
+    protected function data($object): array 
+    {
+        return [
+            'name' => $object->getName(),
+        ];
+    }
+
+    /**
+     * @return array
+     */
+    protected function rules(): array 
+    {
+        return [
+            'name' => 'required',
+        ];
+    }
+
+    /**
+     * @return array
+     */
+    protected function messages(): array 
+    {
+        return [];
+    }
+}
\ No newline at end of file
diff --git a/app/Classes/ValueObjects/Constants/ObjectStatus.php b/app/Classes/ValueObjects/Constants/ObjectStatus.php
index 55191cd5..18dcaa58 100644
--- a/app/Classes/ValueObjects/Constants/ObjectStatus.php
+++ b/app/Classes/ValueObjects/Constants/ObjectStatus.php
@@ -3,5 +3,6 @@
 namespace App\Classes\ValueObjects\Constants;
 
 final class ObjectStatus {
+    public const ACTIVE = 1;
     public const PENDING = 9;
 }
diff --git a/app/Http/Controllers/Documents/ApproveDocumentController.php b/app/Http/Controllers/Documents/ApproveDocumentController.php
new file mode 100644
index 00000000..964a3811
--- /dev/null
+++ b/app/Http/Controllers/Documents/ApproveDocumentController.php
@@ -0,0 +1,20 @@
+<?php
+
+namespace App\Http\Controllers\Documents;
+
+use App\Classes\Modules\Documents\ControllersLogic\ApproveDocumentLogic;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+
+class ApproveDocumentController
+{
+    /**
+     * @param Request $request
+     * @param ApproveDocumentLogic $logic
+     * @return JsonResponse
+     */
+    public function approve(Request $request, ApproveDocumentLogic $logic): JsonResponse {
+        return $logic->execute($request);
+    }
+
+}
\ No newline at end of file
diff --git a/app/Http/Controllers/Documents/ListDocumentsController.php b/app/Http/Controllers/Documents/ListDocumentsController.php
new file mode 100644
index 00000000..a440737d
--- /dev/null
+++ b/app/Http/Controllers/Documents/ListDocumentsController.php
@@ -0,0 +1,20 @@
+<?php
+
+namespace App\Http\Controllers\Documents;
+
+use App\Classes\Modules\Documents\ControllersLogic\ListDocumentLogic;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+
+class ListDocumentsController
+{
+    /**
+     * @param Request $request
+     * @param ListDocumentLogic $logic
+     * @return JsonResponse
+     */
+    public function list(Request $request, ListDocumentLogic $logic): JsonResponse {
+        return $logic->execute($request);
+    }
+
+}
\ No newline at end of file
diff --git a/app/Http/Controllers/SegmentConstants/CreateSegmentConstantController.php b/app/Http/Controllers/SegmentConstants/CreateSegmentConstantController.php
new file mode 100644
index 00000000..7520e1d1
--- /dev/null
+++ b/app/Http/Controllers/SegmentConstants/CreateSegmentConstantController.php
@@ -0,0 +1,19 @@
+<?php
+
+namespace App\Http\Controllers\SegmentConstants;
+
+use App\Classes\Modules\SegmentConstants\ControllersLogic\CreateSegmentConstantLogic;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+
+class CreateSegmentConstantController
+{
+    /**
+     * @param Request $request
+     * @param CreateSegmentConstantLogic $logic
+     * @return JsonResponse
+     */
+    public function create(Request $request, CreateSegmentConstantLogic $logic): JsonResponse {
+        return $logic->execute($request);
+    }
+}
\ No newline at end of file
diff --git a/app/Http/Controllers/SegmentConstants/UpdateSegmentConstantController.php b/app/Http/Controllers/SegmentConstants/UpdateSegmentConstantController.php
new file mode 100644
index 00000000..c34914dc
--- /dev/null
+++ b/app/Http/Controllers/SegmentConstants/UpdateSegmentConstantController.php
@@ -0,0 +1,20 @@
+<?php
+
+namespace App\Http\Controllers\SegmentConstants;
+
+use App\Classes\Modules\SegmentConstants\ControllersLogic\UpdateSegmentConstantLogic;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+
+class UpdateSegmentConstantController
+{
+    /**
+     * @param Request $request
+     * @param UpdateSegmentConstantLogic $logic
+     * @return JsonResponse
+     */
+    public function update(Request $request, UpdateSegmentConstantLogic $logic): JsonResponse {
+        return $logic->execute($request);
+    }
+
+}
\ No newline at end of file
diff --git a/app/Http/Controllers/Segments/CreateSegmentController.php b/app/Http/Controllers/Segments/CreateSegmentController.php
new file mode 100644
index 00000000..2950bdc3
--- /dev/null
+++ b/app/Http/Controllers/Segments/CreateSegmentController.php
@@ -0,0 +1,19 @@
+<?php
+
+namespace App\Http\Controllers\Segments;
+
+use App\Classes\Modules\Segments\ControllersLogic\CreateSegmentLogic;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+
+class CreateSegmentController
+{
+    /**
+     * @param Request $request
+     * @param CreateSegmentLogic $logic
+     * @return JsonResponse
+     */
+    public function create(Request $request, CreateSegmentLogic $logic): JsonResponse {
+        return $logic->execute($request);
+    }
+}
\ No newline at end of file
diff --git a/app/Http/Controllers/Segments/DeleteSegmentController.php b/app/Http/Controllers/Segments/DeleteSegmentController.php
new file mode 100644
index 00000000..adf0043b
--- /dev/null
+++ b/app/Http/Controllers/Segments/DeleteSegmentController.php
@@ -0,0 +1,19 @@
+<?php
+
+namespace App\Http\Controllers\Segments;
+
+use App\Classes\Modules\Segments\ControllersLogic\DeleteSegmentLogic;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+
+class DeleteSegmentController
+{
+    /**
+     * @param Request $request
+     * @param DeleteSegmentLogic $logic
+     * @return JsonResponse
+     */
+    public function delete(Request $request, DeleteSegmentLogic $logic): JsonResponse {
+        return $logic->execute($request);
+    }
+}
\ No newline at end of file
diff --git a/app/Http/Controllers/Segments/UpdateSegmentController.php b/app/Http/Controllers/Segments/UpdateSegmentController.php
new file mode 100644
index 00000000..51dfe25e
--- /dev/null
+++ b/app/Http/Controllers/Segments/UpdateSegmentController.php
@@ -0,0 +1,20 @@
+<?php
+
+namespace App\Http\Controllers\Segments;
+
+use App\Classes\Modules\Segments\ControllersLogic\UpdateSegmentLogic;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+
+class UpdateSegmentController
+{
+    /**
+     * @param Request $request
+     * @param UpdateSegmentLogic $logic
+     * @return JsonResponse
+     */
+    public function update(Request $request, UpdateSegmentLogic $logic): JsonResponse {
+        return $logic->execute($request);
+    }
+
+}
\ No newline at end of file
diff --git a/app/Http/Controllers/StandardSegmentConstants/ListStandardSegmentConstantsController.php b/app/Http/Controllers/StandardSegmentConstants/ListStandardSegmentConstantsController.php
new file mode 100644
index 00000000..b921540e
--- /dev/null
+++ b/app/Http/Controllers/StandardSegmentConstants/ListStandardSegmentConstantsController.php
@@ -0,0 +1,20 @@
+<?php
+
+namespace App\Http\Controllers\StandardSegmentConstants;
+
+use App\Classes\Modules\SegmentConstants\ControllersLogic\ListStandardSegmentConstantLogic;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+
+class ListStandardSegmentConstantsController
+{
+    /**
+     * @param Request $request
+     * @param ListStandardSegmentConstantLogic $logic
+     * @return JsonResponse
+     */
+    public function list(Request $request, ListStandardSegmentConstantLogic $logic): JsonResponse {
+        return $logic->execute($request);
+    }
+
+}
\ No newline at end of file
diff --git a/app/Http/Controllers/StandardSegmentConstants/UpdateStandardSegmentConstantController.php b/app/Http/Controllers/StandardSegmentConstants/UpdateStandardSegmentConstantController.php
new file mode 100644
index 00000000..8c883031
--- /dev/null
+++ b/app/Http/Controllers/StandardSegmentConstants/UpdateStandardSegmentConstantController.php
@@ -0,0 +1,20 @@
+<?php
+
+namespace App\Http\Controllers\StandardSegmentConstants;
+
+use App\Classes\Modules\SegmentConstants\ControllersLogic\UpdateStandardSegmentConstantLogic;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+
+class UpdateStandardSegmentConstantController
+{
+    /**
+     * @param Request $request
+     * @param UpdateStandardSegmentConstantLogic $logic
+     * @return JsonResponse
+     */
+    public function update(Request $request, UpdateStandardSegmentConstantLogic $logic): JsonResponse {
+        return $logic->execute($request);
+    }
+
+}
\ No newline at end of file
diff --git a/app/Http/Controllers/StandardSegments/ListStandardSegmentsController.php b/app/Http/Controllers/StandardSegments/ListStandardSegmentsController.php
new file mode 100644
index 00000000..0218ac37
--- /dev/null
+++ b/app/Http/Controllers/StandardSegments/ListStandardSegmentsController.php
@@ -0,0 +1,20 @@
+<?php
+
+namespace App\Http\Controllers\StandardSegments;
+
+use App\Classes\Modules\Segments\ControllersLogic\ListStandardSegmentLogic;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+
+class ListStandardSegmentsController
+{
+    /**
+     * @param Request $request
+     * @param ListStandardSegmentLogic $logic
+     * @return JsonResponse
+     */
+    public function list(Request $request, ListStandardSegmentLogic $logic): JsonResponse {
+        return $logic->execute($request);
+    }
+
+}
\ No newline at end of file
diff --git a/app/Http/Resources/DocumentResource.php b/app/Http/Resources/DocumentResource.php
new file mode 100644
index 00000000..51aef2e7
--- /dev/null
+++ b/app/Http/Resources/DocumentResource.php
@@ -0,0 +1,26 @@
+<?php
+
+namespace App\Http\Resources;
+
+use Illuminate\Http\Resources\Json\JsonResource;
+
+class DocumentResource extends JsonResource
+{
+    /**
+     * Transform the resource into an array.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @return array
+     */
+    public function toArray($request)
+    {
+        return [
+            'id' => $this->id,
+            'document_type' => $this->document_type,
+            'reference' => $this->reference,
+            'status' => (int) $this->status,
+            'approved_by' => (int) $this->approved_by,
+            'files' => $this->files()->get()
+        ];
+    }
+}
diff --git a/app/Http/Resources/SegmentConstantResource.php b/app/Http/Resources/SegmentConstantResource.php
new file mode 100644
index 00000000..aa939d8e
--- /dev/null
+++ b/app/Http/Resources/SegmentConstantResource.php
@@ -0,0 +1,23 @@
+<?php
+
+namespace App\Http\Resources;
+
+use Illuminate\Http\Resources\Json\JsonResource;
+
+class SegmentConstantResource extends JsonResource
+{
+    /**
+     * Transform the resource into an array.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @return array
+     */
+    public function toArray($request)
+    {
+        return [
+            'id' => $this->id,
+            'name' => $this->name,
+            'detail' => $this->detail
+        ];
+    }
+}
diff --git a/app/Http/Resources/SegmentResource.php b/app/Http/Resources/SegmentResource.php
new file mode 100644
index 00000000..f07e9661
--- /dev/null
+++ b/app/Http/Resources/SegmentResource.php
@@ -0,0 +1,22 @@
+<?php
+
+namespace App\Http\Resources;
+
+use Illuminate\Http\Resources\Json\JsonResource;
+
+class SegmentResource extends JsonResource
+{
+    /**
+     * Transform the resource into an array.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @return array
+     */
+    public function toArray($request)
+    {
+        return [
+            'id' => $this->id,
+            'name' => $this->name,
+        ];
+    }
+}
diff --git a/app/Models/Company.php b/app/Models/Company.php
index 7d2f785e..f791ddeb 100644
--- a/app/Models/Company.php
+++ b/app/Models/Company.php
@@ -1,6 +1,7 @@
 <?php
 
 namespace App\Models;
+use Illuminate\Database\Eloquent\Relations\BelongsToMany;
 
 use Illuminate\Database\Eloquent\SoftDeletes;
 
@@ -24,6 +25,14 @@ class Company extends AbstractModel
     protected $table = 'companies';
 
     protected $dates = ['deleted_at'];
+
+    /**
+     * @return belongsToMany
+     */
+    public function segment(): belongsToMany 
+    {
+        return $this->belongsToMany(Segment::class, 'segment_company', 'company_id', 'segment_id');
+    }
 }
 
 
diff --git a/app/Models/Document.php b/app/Models/Document.php
index 6c48c2c8..05899fdf 100644
--- a/app/Models/Document.php
+++ b/app/Models/Document.php
@@ -5,6 +5,8 @@ namespace App\Models;
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\SoftDeletes;
 
+use Illuminate\Database\Eloquent\Relations\hasMany;
+
 /**
  * Class Document
  * @package App\Models
@@ -22,5 +24,18 @@ use Illuminate\Database\Eloquent\SoftDeletes;
  */
 class Document extends AbstractModel
 {
-    //
+    use SoftDeletes;
+
+    protected $table = 'documents';
+
+    protected $dates = ['deleted_at'];
+
+    /**
+     * @return hasMany
+     */
+    public function files(): hasMany 
+    {
+        return $this->hasMany(File::class, 'document_id');
+    }
+
 }
diff --git a/app/Models/File.php b/app/Models/File.php
index e22d3a4d..8c175039 100644
--- a/app/Models/File.php
+++ b/app/Models/File.php
@@ -21,4 +21,9 @@ class File extends AbstractModel
     protected $table = 'files';
 
     protected $dates = ['deleted_at'];
+
+    public function getFileAttribute($value)
+    {
+        return $value ? json_decode($value) : [];
+    }
 }
diff --git a/app/Models/Permission.php b/app/Models/Permission.php
new file mode 100644
index 00000000..9245cdd8
--- /dev/null
+++ b/app/Models/Permission.php
@@ -0,0 +1,9 @@
+<?php
+
+namespace App\Models;
+
+class Permission extends AbstractModel
+{
+	protected $table = 'permissions';
+
+}
diff --git a/app/Models/Role.php b/app/Models/Role.php
new file mode 100644
index 00000000..c6b6e3a6
--- /dev/null
+++ b/app/Models/Role.php
@@ -0,0 +1,11 @@
+<?php
+
+namespace App\Models;
+
+use Spatie\Permission\Models\Role as SpatieRole;
+use Spatie\Permission\Models\Permission;
+
+class Role extends AbstractModel
+{
+	protected $table = 'roles';
+}
diff --git a/app/Models/Segment.php b/app/Models/Segment.php
new file mode 100644
index 00000000..97e2fa1a
--- /dev/null
+++ b/app/Models/Segment.php
@@ -0,0 +1,22 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\SoftDeletes;
+
+/**
+ * Class Segment
+ * @package App\Models
+ * @version August 4, 2020, 4:36 am
+ *
+ * @property string name
+ * @property string reference
+ */
+class Segment extends AbstractModel
+{
+    use SoftDeletes;
+
+    protected $table = 'segments';
+
+    protected $dates = ['deleted_at'];
+}
diff --git a/app/Models/SegmentCompany.php b/app/Models/SegmentCompany.php
new file mode 100644
index 00000000..bda06fcf
--- /dev/null
+++ b/app/Models/SegmentCompany.php
@@ -0,0 +1,18 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+
+/**
+ * Class SegmentCompany
+ * @package App\Models
+ * @version August 4, 2020, 4:36 am
+ *
+ * @property \App\Models\Segment segment_id
+ * @property \App\Models\CPmpany company_id
+ */
+class SegmentCompany extends AbstractModel
+{
+    protected $table = 'segment_company';
+}
diff --git a/app/Models/SegmentConstant.php b/app/Models/SegmentConstant.php
new file mode 100644
index 00000000..aae6648d
--- /dev/null
+++ b/app/Models/SegmentConstant.php
@@ -0,0 +1,28 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\SoftDeletes;
+
+/**
+ * Class SegmentConstant
+ * @package App\Models
+ * @version August 4, 2020, 4:36 am
+ *
+ * @property \App\Models\Segment segment_id
+ * @property text detail
+ */
+class SegmentConstant extends AbstractModel
+{
+    use SoftDeletes;
+
+    protected $table = 'segment_constants';
+
+    protected $dates = ['deleted_at'];
+
+    public function getDetailAttribute($value)
+    {
+        return $value ? json_decode($value) : [];
+    }
+
+}
diff --git a/app/Models/User.php b/app/Models/User.php
index 33c4c121..36e9e2ab 100644
--- a/app/Models/User.php
+++ b/app/Models/User.php
@@ -4,6 +4,9 @@ namespace App\Models;
 
 use Illuminate\Database\Eloquent\Relations\BelongsToMany;
 use Illuminate\Database\Eloquent\Relations\HasMany;
+
+use Spatie\Permission\Traits\HasRoles;
+
 use Tymon\JWTAuth\Contracts\JWTSubject;
 use Illuminate\Notifications\Notifiable;
 use Illuminate\Auth\Authenticatable;
@@ -20,7 +23,7 @@ class User extends AbstractModel implements
     AuthorizableContract,
     CanResetPasswordContract
 {
-    use Notifiable, Authenticatable, Authorizable, CanResetPassword, MustVerifyEmail;
+    use HasRoles, Notifiable, Authenticatable, Authorizable, CanResetPassword, MustVerifyEmail;
 
 
     /**
@@ -54,15 +57,6 @@ class User extends AbstractModel implements
         return $this->hasMany(PasswordReset::class, 'user_id', 'id');
     }
 
-    // public function employers(): belongsToMany {
-    //     return $this->belongsToMany(CompanyModule::class, (new CompanyEmployee())->getTable(), 'user_id', 'module_id');
-    // }
-
-    // public function tweets(): hasMany {
-    //     return $this->hasMany(Order::class, 'user_id', 'id');
-    // }
-
-
     /**
      * @return belongsToMany
      */
diff --git a/database/migrations/2020_11_03_122319_create_documents_table.php b/database/migrations/2020_11_03_122319_create_documents_table.php
index e81aefb7..dbe9c684 100644
--- a/database/migrations/2020_11_03_122319_create_documents_table.php
+++ b/database/migrations/2020_11_03_122319_create_documents_table.php
@@ -20,8 +20,8 @@ class CreateDocumentsTable extends Migration
             $table->string('document_type')->nullable();
             $table->string('reference')->nullable();
             $table->integer('status')->nullable();
-            $table->bigInteger('approved_by')->unsigned();
-            $table->foreign('approved_by')->references('id')->on('users')->onDelete('cascade')->nullable();
+            $table->bigInteger('approved_by')->unsigned()->nullable();
+            $table->foreign('approved_by')->references('id')->on('users')->onDelete('cascade');
             $table->timestamp('issued_date')->nullable();
             $table->timestamp('expired_date')->nullable();
             $table->timestamp('approved_date')->nullable();
diff --git a/database/migrations/2020_11_11_065757_create_segments_table.php b/database/migrations/2020_11_11_065757_create_segments_table.php
new file mode 100644
index 00000000..4bfa3f05
--- /dev/null
+++ b/database/migrations/2020_11_11_065757_create_segments_table.php
@@ -0,0 +1,33 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class CreateSegmentsTable extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::create('segments', function (Blueprint $table) {
+            $table->id();
+            $table->string('name')->nullable();
+            $table->timestamps();
+            $table->softDeletes();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::dropIfExists('segments');
+    }
+}
diff --git a/database/migrations/2020_11_11_065838_create_segment_constants_table.php b/database/migrations/2020_11_11_065838_create_segment_constants_table.php
new file mode 100644
index 00000000..a64fef62
--- /dev/null
+++ b/database/migrations/2020_11_11_065838_create_segment_constants_table.php
@@ -0,0 +1,38 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class CreateSegmentConstantsTable extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::create('segment_constants', function (Blueprint $table) {
+            $table->id();
+            $table->bigInteger('segment_id')->unsigned()->nullable();
+            $table->foreign('segment_id')->references('id')->on('segments')->onDelete('cascade');
+            $table->string('name')->nullable();
+            $table->string('reference')->nullable();
+            $table->text('detail')->nullable();
+            $table->timestamps();
+            $table->integer('type')->nullable();
+            $table->softDeletes();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::dropIfExists('segment_constants');
+    }
+}
diff --git a/database/migrations/2020_11_11_065851_create_segment_companies_table.php b/database/migrations/2020_11_11_065851_create_segment_companies_table.php
new file mode 100644
index 00000000..f2a55572
--- /dev/null
+++ b/database/migrations/2020_11_11_065851_create_segment_companies_table.php
@@ -0,0 +1,34 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class CreateSegmentCompaniesTable extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::create('segment_company', function (Blueprint $table) {
+            $table->bigInteger('segment_id')->unsigned();
+            $table->foreign('segment_id')->references('id')->on('segments')->onDelete('cascade');
+            $table->bigInteger('company_id')->unsigned();
+            $table->foreign('company_id')->references('id')->on('companies')->onDelete('cascade');
+            $table->primary(['segment_id', 'company_id']);
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::dropIfExists('segment_company');
+    }
+}
diff --git a/database/seeds/AdminUserPermissionsTableSeeder.php b/database/seeds/AdminUserPermissionsTableSeeder.php
new file mode 100644
index 00000000..21acdf8e
--- /dev/null
+++ b/database/seeds/AdminUserPermissionsTableSeeder.php
@@ -0,0 +1,76 @@
+<?php
+
+use Illuminate\Database\Seeder;
+use Spatie\Permission\Models\Role;
+use Spatie\Permission\Models\Permission;
+
+use App\Models\User;
+
+class AdminUserPermissionsTableSeeder extends Seeder
+{
+    /**
+     * Run the database seeds.
+     *
+     * @return void
+     */
+    public function run()
+    {
+        // Reset cached roles and permissions
+        app()['cache']->forget('spatie.permission.cache');
+
+        // admin permissions
+        Permission::create(['name' => 'view document', 'guard_name' => 'web']);
+        Permission::create(['name' => 'add document', 'guard_name' => 'web']);
+        Permission::create(['name' => 'edit document', 'guard_name' => 'web']);
+        Permission::create(['name' => 'delete document', 'guard_name' => 'web']);
+
+
+        Permission::create(['name' => 'view standard_segment', 'guard_name' => 'web']);
+        Permission::create(['name' => 'add standard_segment', 'guard_name' => 'web']);
+        Permission::create(['name' => 'edit standard_segment', 'guard_name' => 'web']);
+        Permission::create(['name' => 'delete standard_segment', 'guard_name' => 'web']);
+
+        Permission::create(['name' => 'view standard_segment_constant', 'guard_name' => 'web']);
+        Permission::create(['name' => 'add standard_segment_constant', 'guard_name' => 'web']);
+        Permission::create(['name' => 'edit standard_segment_constant', 'guard_name' => 'web']);
+        Permission::create(['name' => 'delete standard_segment_constant', 'guard_name' => 'web']);
+
+        Permission::create(['name' => 'view segment', 'guard_name' => 'web']);
+        Permission::create(['name' => 'add segment', 'guard_name' => 'web']);
+        Permission::create(['name' => 'edit segment', 'guard_name' => 'web']);
+        Permission::create(['name' => 'delete segment', 'guard_name' => 'web']);
+
+        Permission::create(['name' => 'view segment_constant', 'guard_name' => 'web']);
+        Permission::create(['name' => 'add segment_constant', 'guard_name' => 'web']);
+        Permission::create(['name' => 'edit segment_constant', 'guard_name' => 'web']);
+        Permission::create(['name' => 'delete segment_constant', 'guard_name' => 'web']);
+
+        ///////////////////////////////////////////////////////////////////////
+
+        $shadow_admin_role = Role::create([
+            'name' => 'Shadow Admin', 
+            'guard_name' => 'web',
+            'type' => 1,
+        ]);
+
+        $shadow_admin_role->givePermissionTo(Permission::all());
+
+        $admin = User::find(1);
+        $admin->assignRole($shadow_admin_role);
+
+        ///////////////////////////////////////////////////////////////////////
+
+        $ultimate_admin_role = Role::create([
+            'name' => 'Ultimate Admin', 
+            'guard_name' => 'web',
+            'type' => 1,
+        ]);
+
+        $ultimate_admin_role->givePermissionTo(Permission::all());
+
+        $admin = User::find(2);
+        $admin->assignRole($ultimate_admin_role);
+
+        ///////////////////////////////////////////////////////////////////////
+    }
+}
diff --git a/database/seeds/AdminUserTableSeeder.php b/database/seeds/AdminUserTableSeeder.php
new file mode 100644
index 00000000..0eb00cba
--- /dev/null
+++ b/database/seeds/AdminUserTableSeeder.php
@@ -0,0 +1,42 @@
+<?php
+
+use Illuminate\Database\Seeder;
+use Illuminate\Support\Str;
+
+class AdminUserTableSeeder extends Seeder
+{
+    /**
+     * Run the database seeds.
+     *
+     * @return void
+     */
+    public function run()
+    {
+        DB::table('users')->insert([
+            [
+                'id' => 1,
+                'name' => 'The One',
+                'email' => 'admin@exchange.com',
+                'password' => bcrypt('pass123'),
+                'type' => 1,
+                'status' => 1,
+                'remember_token' => (string) Str::uuid(),
+                'active_at' => date('Y-m-d H:i:s'),
+                'created_at' => date('Y-m-d H:i:s'),
+                'updated_at' => date('Y-m-d H:i:s'),
+            ],
+            [
+                'id' => 2,
+                'name' => 'The Admin',
+                'email' => 'admin2@exchange.com',
+                'password' => bcrypt('pass123'),
+                'type' => 1,
+                'status' => 1,
+                'remember_token' => (string) Str::uuid(),
+                'active_at' => date('Y-m-d H:i:s'),
+                'created_at' => date('Y-m-d H:i:s'),
+                'updated_at' => date('Y-m-d H:i:s'),
+            ]
+        ]);
+    }
+}
diff --git a/database/seeds/DatabaseSeeder.php b/database/seeds/DatabaseSeeder.php
index b02b426f..cdfc22d4 100644
--- a/database/seeds/DatabaseSeeder.php
+++ b/database/seeds/DatabaseSeeder.php
@@ -19,6 +19,13 @@ class DatabaseSeeder extends Seeder
         $this->call(StatesTableSeeder::class);
         $this->call(DistrictsTableSeeder::class);
 
+        $this->call(SegmentsTableSeeder::class);
+        $this->call(SegmentConstantsTableSeeder::class);
+        
+        // Admin
+        $this->call(AdminUserTableSeeder::class);
+        $this->call(AdminUserPermissionsTableSeeder::class);
+
         DB::commit();
     }
 }
diff --git a/database/seeds/SegmentConstantsTableSeeder.php b/database/seeds/SegmentConstantsTableSeeder.php
new file mode 100644
index 00000000..283bb4d5
--- /dev/null
+++ b/database/seeds/SegmentConstantsTableSeeder.php
@@ -0,0 +1,79 @@
+<?php
+
+use Illuminate\Database\Seeder;
+use Illuminate\Support\Str;
+
+class SegmentConstantsTableSeeder extends Seeder
+{
+    /**
+     * Run the database seeds.
+     *
+     * @return void
+     */
+    public function run()
+    {
+        DB::table('segment_constants')->insert([
+            [
+                'id' => 1,
+                'segment_id' => 1,
+                'name' => 'Tax',
+                'reference' => 'TAX', 
+                'detail' => json_encode([
+                    'type' => 'percentage',
+                    'value' => '10'
+                ]),
+                'created_at' => date('Y-m-d H:i:s'),
+                'updated_at' => date('Y-m-d H:i:s'),
+            ],
+            [
+                'id' => 2,
+                'segment_id' => 1,
+                'name' => 'Billing Fee',
+                'reference' => 'BILLING_FEE', 
+                'detail' => json_encode([
+                    'type' => 'fix_rate',
+                    'value' => '10'
+                ]),
+                'created_at' => date('Y-m-d H:i:s'),
+                'updated_at' => date('Y-m-d H:i:s'),
+            ],
+            [
+                'id' => 3,
+                'segment_id' => 1,
+                'name' => 'Service Charge',
+                'reference' => 'SERVICE_CHARGE', 
+                'detail' => json_encode([
+                    'type' => 'fix_rate',
+                    'value' => '10'
+                ]),
+                'created_at' => date('Y-m-d H:i:s'),
+                'updated_at' => date('Y-m-d H:i:s'),
+            ],
+            [
+                'id' => 4,
+                'segment_id' => 1,
+                'name' => 'Booking Amount Max',
+                'reference' => 'BOOKING_AMOUNT_MAX', 
+                'detail' => json_encode([
+                    'type' => 'fix_rate',
+                    'value' => '10',
+                    'currency_id' => 1
+                ]),
+                'created_at' => date('Y-m-d H:i:s'),
+                'updated_at' => date('Y-m-d H:i:s'),
+            ],
+            [
+                'id' => 5,
+                'segment_id' => 1,
+                'name' => 'Payment Attempt Expiry Time',
+                'reference' => 'PAYMENT_ATTEMP_EXPIRY_TIME', 
+                'detail' => json_encode([
+                    'type' => 'day',
+                    'value' => '10',
+                ]),
+                'created_at' => date('Y-m-d H:i:s'),
+                'updated_at' => date('Y-m-d H:i:s'),
+            ],
+        ]);
+    }
+}
diff --git a/database/seeds/SegmentsTableSeeder.php b/database/seeds/SegmentsTableSeeder.php
new file mode 100644
index 00000000..bda12c31
--- /dev/null
+++ b/database/seeds/SegmentsTableSeeder.php
@@ -0,0 +1,24 @@
+<?php
+
+use Illuminate\Database\Seeder;
+use Illuminate\Support\Str;
+
+class SegmentsTableSeeder extends Seeder
+{
+    /**
+     * Run the database seeds.
+     *
+     * @return void
+     */
+    public function run()
+    {
+        DB::table('segments')->insert([
+            [
+                'id' => 1,
+                'name' => 'Standard Segment',
+                'created_at' => date('Y-m-d H:i:s'),
+                'updated_at' => date('Y-m-d H:i:s'),
+            ]
+        ]);
+    }
+}
diff --git a/resources/assets/vue/components/accounts/forms/LoginFormComponent.vue b/resources/assets/vue/components/accounts/forms/LoginFormComponent.vue
index 98aa3746..1528f831 100644
--- a/resources/assets/vue/components/accounts/forms/LoginFormComponent.vue
+++ b/resources/assets/vue/components/accounts/forms/LoginFormComponent.vue
@@ -79,12 +79,15 @@
         methods:{
             successHandler(response){
                 localStorage.setItem('user-token', response.payload.access_token);
+
+                console.log(response.payload.access_token);
+
                 this.$store.dispatch('userAuthentication', {access_token: response.payload.access_token});
                 this.error = '';
-                this.$store.dispatch('toggleSection', {name: 'loginSuccess', status: true})
-                setTimeout(function(){
-                    window.location.href = response.payload.redirect_url;
-                }, 2000);
+                // this.$store.dispatch('toggleSection', {name: 'loginSuccess', status: true})
+                // setTimeout(function(){
+                //     window.location.href = response.payload.redirect_url;
+                // }, 2000);
             },
             errorHandler(error){
                 this.$store.dispatch('userAuthentication', {access_token: ''});
diff --git a/routes/api.php b/routes/api.php
index 343abddc..7199a37a 100644
--- a/routes/api.php
+++ b/routes/api.php
@@ -18,6 +18,12 @@ Route::group(['middleware' => 'api', 'prefix' => 'v1', 'as' => 'api.'], function
     
     require __DIR__ . '/account.php';
 
+    require __DIR__ . '/document.php';
+
+    require __DIR__ . '/segment.php';
+    require __DIR__ . '/segment_constant.php';
+
+
     Route::group(['middleware' => 'valid.token'], function () {
         require __DIR__ . '/crud.php';
     });
diff --git a/routes/document.php b/routes/document.php
new file mode 100644
index 00000000..d6d16a4e
--- /dev/null
+++ b/routes/document.php
@@ -0,0 +1,12 @@
+<?php
+
+use Illuminate\Support\Facades\Route;
+
+Route::group(['namespace' => 'Documents'], function () {
+    Route::group(['middleware' => 'valid.token'], function () {
+        Route::group(['prefix' => 'document'], function () {
+            Route::get('/list', 'ListDocumentsController@list')->name('document.list');
+            Route::put('/approve/{id}', 'ApproveDocumentController@approve')->name('document.approve');
+        });
+    });
+});
\ No newline at end of file
diff --git a/routes/segment.php b/routes/segment.php
new file mode 100644
index 00000000..4ca1f3fb
--- /dev/null
+++ b/routes/segment.php
@@ -0,0 +1,21 @@
+<?php
+
+use Illuminate\Support\Facades\Route;
+
+Route::group(['namespace' => 'StandardSegments'], function () {
+    Route::group(['middleware' => 'valid.token'], function () {
+        Route::group(['prefix' => 'standard-segment'], function () {
+            Route::get('/list', 'ListStandardSegmentsController@list')->name('standard_segment.update');
+        });
+    });
+});
+
+Route::group(['namespace' => 'Segments'], function () {
+    Route::group(['middleware' => 'valid.token'], function () {
+        Route::group(['prefix' => 'segment'], function () {
+            Route::post('/create', 'CreateSegmentController@create')->name('segment.create');
+            Route::put('/update/{id}', 'UpdateSegmentController@update')->name('segment.update');
+            Route::delete('/delete/{id}', 'DeleteSegmentController@delete')->name('segment.delete');
+    	});
+	});
+});
\ No newline at end of file
diff --git a/routes/segment_constant.php b/routes/segment_constant.php
new file mode 100644
index 00000000..7f61aaa4
--- /dev/null
+++ b/routes/segment_constant.php
@@ -0,0 +1,23 @@
+<?php
+
+use Illuminate\Support\Facades\Route;
+
+Route::group(['namespace' => 'StandardSegmentConstants'], function () {
+    Route::group(['middleware' => 'valid.token'], function () {
+        Route::group(['prefix' => 'standard-segment-constant'], function () {
+            Route::get('/list', 'ListStandardSegmentConstantsController@list')->name('standard_segment.update');
+            Route::put('/update/{id}', 'UpdateStandardSegmentConstantController@update')->name('standard_segment_constant.update');
+        });
+    });
+});
+
+
+Route::group(['namespace' => 'SegmentConstants'], function () {
+    Route::group(['middleware' => 'valid.token'], function () {
+        Route::group(['prefix' => 'segment-constant'], function () {
+            // Route::get('/list', 'ListStandardSegmentConstantsController@list')->name('standard_segment.update');
+            Route::post('/create', 'CreateSegmentConstantController@create')->name('segment_constant.create');
+            Route::put('/update/{id}', 'UpdateSegmentConstantController@update')->name('segment_constant.update');
+        });
+    });
+});
\ No newline at end of file