diff --git a/app/Classes/Modules/Bookings/ControllersLogic/CreateBookingRefundLogic.php b/app/Classes/Modules/Bookings/ControllersLogic/CreateBookingRefundLogic.php
index b9cfcb44..6148291c 100644
--- a/app/Classes/Modules/Bookings/ControllersLogic/CreateBookingRefundLogic.php
+++ b/app/Classes/Modules/Bookings/ControllersLogic/CreateBookingRefundLogic.php
@@ -108,10 +108,12 @@ class CreateBookingRefundLogic extends AbstractControllerLogic
         // $transactionRefundCalculationObject = new TransactionRefundCalculationObject($booking, $transaction, $request->input('amount'));
         // $transactionRefundCalculationObject->init();
 
+        // full refund
         if ((float)$request->input('amount') === (float)$transaction->original_amount) {
             $refundAmount = $transaction->original_amount / $transaction->currency_rate;
             $service_charges_to_refund = $transaction->service_charge;
         } else {
+            // partial refund 
             $refundAmount = bcdiv($request->input('amount'), $transaction->currency_rate, 7);
 
             $bookingAmountBeforeCurrentRefund = $booking->fix_amount - $refundInPending;
diff --git a/app/Classes/Modules/Transactions/Processors/CreateInvoiceDocumentProcessor.php b/app/Classes/Modules/Transactions/Processors/CreateInvoiceDocumentProcessor.php
index 1aa5210b..1db15909 100644
--- a/app/Classes/Modules/Transactions/Processors/CreateInvoiceDocumentProcessor.php
+++ b/app/Classes/Modules/Transactions/Processors/CreateInvoiceDocumentProcessor.php
@@ -7,6 +7,8 @@ use App\Classes\Modules\Documents\Services\CreatesFiles;
 use App\Classes\Modules\Documents\DataTransferObjects\DocumentObject;
 use App\Classes\ValueObjects\Constants\ApprovalStatus;
 use App\Classes\ValueObjects\Constants\DocumentType;
+use App\Classes\ValueObjects\Constants\TransactionType;
+use App\Models\Booking;
 use App\Models\Document;
 use Illuminate\Support\Facades\Log;
 use Mccarlosen\LaravelMpdf\Facades\LaravelMpdf;
@@ -42,9 +44,19 @@ class CreateInvoiceDocumentProcessor
      */
     public function execute($transaction, $purchaseOrder, $supplier, $document_type, $voucherRedemption = null)
     {
+        // calculate current Paid Amount
+        $booking = $transaction->owner_type == Booking::class ? $transaction->owner : null; 
+        $currentPaidAmount = null;
+        if ($booking) {
+            $payment = $booking->transactions()->where('type', TransactionType::PAYMENT)->whereIn('status', [ApprovalStatus::COMPLETED, ApprovalStatus::APPROVED])->first();
+            $refundAmount = $payment->transactions()->refunds()->whereIn('status', [ApprovalStatus::PENDING_VERIFICATION, ApprovalStatus::APPROVED])->sum('amount');
+            $paymentAmount = $payment->amount;
+            $currentPaidAmount = $paymentAmount - $refundAmount;
+        }
+
         $lowercaseDocumentType = strtolower($document_type);
 
-        $order_pdf = LaravelMpdf::loadView('pages.pdfs.' . $lowercaseDocumentType, ['transaction' => $transaction, 'po_order_transaction' => $purchaseOrder, 'supplier' => $supplier, 'voucher_redemption' => $voucherRedemption]);
+        $order_pdf = LaravelMpdf::loadView('pages.pdfs.' . $lowercaseDocumentType, ['transaction' => $transaction, 'po_order_transaction' => $purchaseOrder, 'supplier' => $supplier, 'voucher_redemption' => $voucherRedemption, 'current_paid_amount' => $currentPaidAmount]);
 
         if($purchaseOrder->booking->service_id === 4) {
             $purchaseOrderDocuments = $purchaseOrder->booking->documents()->where('document_type', DocumentType::ECOMMERCE_PURCHASE_ORDER)->get();
diff --git a/resources/assets/vue/components/bookings/elements/PaymentHistoryComponent.vue b/resources/assets/vue/components/bookings/elements/PaymentHistoryComponent.vue
index 0d893096..f35f8573 100644
--- a/resources/assets/vue/components/bookings/elements/PaymentHistoryComponent.vue
+++ b/resources/assets/vue/components/bookings/elements/PaymentHistoryComponent.vue
@@ -83,6 +83,12 @@
                                         {{item.original_currency.short_code}} {{(Math.round((totalRefunds + Number.EPSILON) * 100) / 100).toFixed(2).toString().replace(/\B(?=(\d{3})+(?!\d))/g, ",")}}
                                     </div>
                                 </div>
+                                <div class="col-auto p-l-0" v-if="$store.getters.isSuperAdmin">
+                                    <div class="font-heading fs-8 muted all-caps">Service Type</div>
+                                    <div class="font-heading fs-10 bold">
+                                        {{item.booking.service.name}} ({{item.booking.service.id}})
+                                    </div>
+                                </div>
                                 <div class="col-auto" v-if="$store.getters.isAdmin">
                                     <div class="font-heading fs-8 muted all-caps">Supplier</div>
                                     <div class="font-heading fs-10 bold">
diff --git a/resources/views/pages/pdfs/purchase_order_table.blade.php b/resources/views/pages/pdfs/purchase_order_table.blade.php
index 5862ac69..a662792c 100644
--- a/resources/views/pages/pdfs/purchase_order_table.blade.php
+++ b/resources/views/pages/pdfs/purchase_order_table.blade.php
@@ -53,7 +53,14 @@
     <tr class="billingcharges">
         <td colspan="4"></td>
         <td class="right">Service Charges</td>
-        <td class="right">{{ number_format($transaction->service_charge, 2) }}</td>
+        <?php
+            $serviceCharge = $transaction->service_charge;
+            if (isset($current_paid_amount)) {
+                $refundedServiceCharge = $subtotal + $serviceCharge - $current_paid_amount;
+                $serviceCharge = $serviceCharge - $refundedServiceCharge;
+            }
+        ?>
+        <td class="right">{{ number_format($serviceCharge, 2) }}</td>
     </tr>
 
     @if($voucher_redemption)
@@ -72,10 +79,10 @@
         </tr>
     @endif
     @php
-        $displayedTotal = bcadd(bcadd(bcadd($displayedSubtotal, $transaction->service_charge, 5), $transaction->tax, 5), $voucherDiscount, 5);
-        $expectedTotal = bcadd(bcadd(bcadd($subtotal, $transaction->service_charge, 5), $transaction->tax, 5), $voucherDiscount, 5);
+        $displayedTotal = bcadd(bcadd(bcadd($displayedSubtotal, $serviceCharge, 5), $transaction->tax, 5), $voucherDiscount, 5);
+        $expectedTotal = bcadd(bcadd(bcadd($subtotal, $serviceCharge, 5), $transaction->tax, 5), $voucherDiscount, 5);
         $discrepancy = bcsub($expectedTotal, $displayedTotal, 5);
-        $total = bcadd(bcadd(bcadd($subtotal, $transaction->service_charge, 5), $transaction->tax, 5), $voucherDiscount, 5);
+        $total = bcadd(bcadd(bcadd($subtotal, $serviceCharge, 5), $transaction->tax, 5), $voucherDiscount, 5);
     @endphp
     <tr>
         <td colspan="4"></td>