diff --git a/app/Http/Controllers/Admin/Finance/CashController.php b/app/Http/Controllers/Admin/Finance/CashController.php
index 6fee9d8..26817a7 100644
--- a/app/Http/Controllers/Admin/Finance/CashController.php
+++ b/app/Http/Controllers/Admin/Finance/CashController.php
@@ -5,13 +5,14 @@
 use App\Http\Controllers\Concerns\FlashesEntityMessage;
 use App\Http\Controllers\Concerns\ParsesDataTableQuery;
 use App\Http\Controllers\Controller;
+use App\Http\Requests\Admin\Finance\Cash\CashTransactionRequest;
 use App\Http\Requests\Admin\Finance\Cash\DepositRequest;
 use App\Http\Requests\Admin\Finance\Cash\WithdrawRequest;
-use App\Http\Requests\Admin\Finance\UpdateCashTransactionRequest;
 use App\Models\CashTransaction;
 use App\Services\Finance\CashService;
 use Illuminate\Http\RedirectResponse;
 use Illuminate\Http\Request;
+use Illuminate\Validation\ValidationException;
 use Inertia\Inertia;
 use Inertia\Response;
 
@@ -38,8 +39,14 @@ public function index(Request $request): Response
         ]);
     }
 
-    public function update(UpdateCashTransactionRequest $request, CashTransaction $cashTransaction): RedirectResponse
+    public function update(CashTransactionRequest $request, CashTransaction $cashTransaction): RedirectResponse
     {
+        try {
+            $cashTransaction->ensureEditable();
+        } catch (ValidationException) {
+            abort(403);
+        }
+
         $this->cashService->updateDeposit($cashTransaction, $request->validated());
 
         $this->flashUpdated('Setor kas');
@@ -49,6 +56,12 @@ public function update(UpdateCashTransactionRequest $request, CashTransaction $c
 
     public function destroy(CashTransaction $cashTransaction): RedirectResponse
     {
+        try {
+            $cashTransaction->ensureEditable();
+        } catch (ValidationException) {
+            abort(403);
+        }
+
         $this->cashService->deleteTransaction($cashTransaction);
 
         $this->flashDeleted('Setor kas');
diff --git a/app/Http/Requests/Admin/Finance/UpdateCashTransactionRequest.php b/app/Http/Requests/Admin/Finance/Cash/CashTransactionRequest.php
similarity index 90%
rename from app/Http/Requests/Admin/Finance/UpdateCashTransactionRequest.php
rename to app/Http/Requests/Admin/Finance/Cash/CashTransactionRequest.php
index 5708b3d..5e8742d 100644
--- a/app/Http/Requests/Admin/Finance/UpdateCashTransactionRequest.php
+++ b/app/Http/Requests/Admin/Finance/Cash/CashTransactionRequest.php
@@ -1,12 +1,12 @@
 <?php
 
-namespace App\Http\Requests\Admin\Finance;
+namespace App\Http\Requests\Admin\Finance\Cash;
 
 use App\Enums\Permission;
 use App\Http\Requests\Concerns\ValidatesMediaUploads;
 use Illuminate\Foundation\Http\FormRequest;
 
-class UpdateCashTransactionRequest extends FormRequest
+class CashTransactionRequest extends FormRequest
 {
     use ValidatesMediaUploads;
 
diff --git a/app/Models/CashTransaction.php b/app/Models/CashTransaction.php
index f94d6b3..e970afc 100644
--- a/app/Models/CashTransaction.php
+++ b/app/Models/CashTransaction.php
@@ -16,6 +16,7 @@
 use Illuminate\Database\Eloquent\Relations\HasOne;
 use Illuminate\Database\Eloquent\Relations\MorphTo;
 use Illuminate\Database\Eloquent\SoftDeletes;
+use Illuminate\Validation\ValidationException;
 use Spatie\MediaLibrary\HasMedia;
 
 #[Guarded(['id'])]
@@ -127,6 +128,15 @@ public function sourceBadgeClass(): Attribute
     }
 
     // 5. Other Methods
+    public function ensureEditable(): void
+    {
+        if ($this->reference_type !== null) {
+            throw ValidationException::withMessages([
+                'transaction' => 'Transaksi ini tidak dapat diubah dari halaman kas.',
+            ]);
+        }
+    }
+
     public function getEmployeeAdvanceLabel(): string
     {
         return $this->isEmployeeAdvanceRepayment() ? 'Pelunasan Kasbon' : 'Pencairan Kasbon';
diff --git a/app/Services/Finance/CashService.php b/app/Services/Finance/CashService.php
index 0842b19..4f83395 100644
--- a/app/Services/Finance/CashService.php
+++ b/app/Services/Finance/CashService.php
@@ -6,18 +6,20 @@
 use App\Models\CashAccount;
 use App\Models\CashTransaction;
 use App\Models\User;
+use App\Services\Concerns\RunsInTransaction;
+use App\Services\Concerns\SyncsPhotos;
 use App\Services\Media\MediaService;
 use App\Services\System\PushNotificationService;
 use App\Support\Media\MediaPresenter;
 use Illuminate\Contracts\Pagination\LengthAwarePaginator;
 use Illuminate\Database\Eloquent\Builder;
 use Illuminate\Database\Eloquent\Model;
-use Illuminate\Support\Facades\DB;
-use Illuminate\Support\Facades\Log;
 use Illuminate\Validation\ValidationException;
 
 class CashService
 {
+    use RunsInTransaction, SyncsPhotos;
+
     private const MAX_PHOTOS = 1;
 
     public function __construct(
@@ -66,8 +68,8 @@ public function paginateForIndex(CashAccount $cashAccount, array $tableQuery, st
 
     public function deposit(CashAccount $cashAccount, array $validated, User $user): CashTransaction
     {
-        try {
-            $transaction = DB::transaction(function () use ($cashAccount, $validated, $user): CashTransaction {
+        $transaction = $this->runInTransaction(
+            function () use ($cashAccount, $validated, $user): CashTransaction {
                 $account = CashAccount::query()->lockForUpdate()->findOrFail($cashAccount->id);
                 $amount = (int) $validated['amount'];
                 $newBalance = $account->balance + $amount;
@@ -83,21 +85,12 @@ public function deposit(CashAccount $cashAccount, array $validated, User $user):
                     'created_by_id' => $user->id,
                 ]);
 
-                $this->syncPhotos($transaction, $validated);
+                $this->syncPhotos($transaction, $validated, self::MAX_PHOTOS);
 
                 return $transaction;
-            });
-        } catch (ValidationException $e) {
-            throw $e;
-        } catch (\Throwable $e) {
-            Log::error('Gagal melakukan setoran kas: '.$e->getMessage(), [
-                'trace' => $e->getTraceAsString(),
-            ]);
-
-            throw ValidationException::withMessages([
-                'system' => 'Terjadi kesalahan pada server. Silakan laporkan masalah ini ke pihak terkait.',
-            ]);
-        }
+            },
+            'Gagal melakukan setoran kas',
+        );
 
         $this->pushNotificationService->sendToRoles(
             '💰 Setoran Kas',
@@ -111,8 +104,8 @@ public function deposit(CashAccount $cashAccount, array $validated, User $user):
 
     public function withdraw(CashAccount $cashAccount, array $validated, User $user): CashTransaction
     {
-        try {
-            $transaction = DB::transaction(function () use ($cashAccount, $validated, $user): CashTransaction {
+        $transaction = $this->runInTransaction(
+            function () use ($cashAccount, $validated, $user): CashTransaction {
                 $account = CashAccount::query()->lockForUpdate()->findOrFail($cashAccount->id);
                 $amount = (int) $validated['amount'];
 
@@ -135,21 +128,12 @@ public function withdraw(CashAccount $cashAccount, array $validated, User $user)
                     'created_by_id' => $user->id,
                 ]);
 
-                $this->syncPhotos($transaction, $validated);
+                $this->syncPhotos($transaction, $validated, self::MAX_PHOTOS);
 
                 return $transaction;
-            });
-        } catch (ValidationException $e) {
-            throw $e;
-        } catch (\Throwable $e) {
-            Log::error('Gagal melakukan tarik kas: '.$e->getMessage(), [
-                'trace' => $e->getTraceAsString(),
-            ]);
-
-            throw ValidationException::withMessages([
-                'system' => 'Terjadi kesalahan pada server. Silakan laporkan masalah ini ke pihak terkait.',
-            ]);
-        }
+            },
+            'Gagal melakukan tarik kas',
+        );
 
         $this->pushNotificationService->sendToRoles(
             '🏦 Tarik Kas',
@@ -168,8 +152,8 @@ public function recordOutgoing(
         User $user,
         ?CashAccount $cashAccount = null,
     ): CashTransaction {
-        try {
-            return DB::transaction(function () use ($reference, $amount, $description, $user, $cashAccount): CashTransaction {
+        return $this->runInTransaction(
+            function () use ($reference, $amount, $description, $user, $cashAccount): CashTransaction {
                 $account = CashAccount::query()->lockForUpdate()->findOrFail(
                     ($cashAccount ?? $this->getDefaultAccount())->id,
                 );
@@ -197,18 +181,9 @@ public function recordOutgoing(
                 $transaction->save();
 
                 return $transaction;
-            });
-        } catch (ValidationException $e) {
-            throw $e;
-        } catch (\Throwable $e) {
-            Log::error('Gagal mencatat transaksi keluar kas: '.$e->getMessage(), [
-                'trace' => $e->getTraceAsString(),
-            ]);
-
-            throw ValidationException::withMessages([
-                'system' => 'Terjadi kesalahan pada server. Silakan laporkan masalah ini ke pihak terkait.',
-            ]);
-        }
+            },
+            'Gagal mencatat transaksi keluar kas',
+        );
     }
 
     public function recordIncoming(
@@ -218,8 +193,8 @@ public function recordIncoming(
         User $user,
         ?CashAccount $cashAccount = null,
     ): CashTransaction {
-        try {
-            return DB::transaction(function () use ($reference, $amount, $description, $user, $cashAccount): CashTransaction {
+        return $this->runInTransaction(
+            function () use ($reference, $amount, $description, $user, $cashAccount): CashTransaction {
                 $account = CashAccount::query()->lockForUpdate()->findOrFail(
                     ($cashAccount ?? $this->getDefaultAccount())->id,
                 );
@@ -241,26 +216,15 @@ public function recordIncoming(
                 $transaction->save();
 
                 return $transaction;
-            });
-        } catch (ValidationException $e) {
-            throw $e;
-        } catch (\Throwable $e) {
-            Log::error('Gagal mencatat transaksi masuk kas: '.$e->getMessage(), [
-                'trace' => $e->getTraceAsString(),
-            ]);
-
-            throw ValidationException::withMessages([
-                'system' => 'Terjadi kesalahan pada server. Silakan laporkan masalah ini ke pihak terkait.',
-            ]);
-        }
+            },
+            'Gagal mencatat transaksi masuk kas',
+        );
     }
 
     public function updateDeposit(CashTransaction $transaction, array $validated): void
     {
-        $this->ensureEditable($transaction);
-
-        try {
-            DB::transaction(function () use ($transaction, $validated): void {
+        $this->runInTransaction(
+            function () use ($transaction, $validated): void {
                 CashAccount::query()->lockForUpdate()->findOrFail($transaction->cash_account_id);
 
                 $transaction->update([
@@ -268,7 +232,7 @@ public function updateDeposit(CashTransaction $transaction, array $validated): v
                     'description' => $validated['description'],
                 ]);
 
-                $this->syncPhotos($transaction, $validated);
+                $this->syncPhotos($transaction, $validated, self::MAX_PHOTOS);
 
                 $this->recalculateBalances($transaction->cashAccount);
 
@@ -279,18 +243,9 @@ public function updateDeposit(CashTransaction $transaction, array $validated): v
                         'amount' => 'Saldo kas tidak mencukupi.',
                     ]);
                 }
-            });
-        } catch (ValidationException $e) {
-            throw $e;
-        } catch (\Throwable $e) {
-            Log::error('Gagal memperbarui setoran kas: '.$e->getMessage(), [
-                'trace' => $e->getTraceAsString(),
-            ]);
-
-            throw ValidationException::withMessages([
-                'system' => 'Terjadi kesalahan pada server. Silakan laporkan masalah ini ke pihak terkait.',
-            ]);
-        }
+            },
+            'Gagal memperbarui setoran kas',
+        );
 
         $this->pushNotificationService->sendToRoles(
             '✏️ Transaksi Kas Diperbarui',
@@ -302,10 +257,11 @@ public function updateDeposit(CashTransaction $transaction, array $validated): v
 
     public function deleteTransaction(CashTransaction $transaction): void
     {
-        $this->ensureEditable($transaction);
+        $amountFormatted = $transaction->amount_formatted;
+        $description = $transaction->description;
 
-        try {
-            DB::transaction(function () use ($transaction): void {
+        $this->runInTransaction(
+            function () use ($transaction): void {
                 CashAccount::query()->lockForUpdate()->findOrFail($transaction->cash_account_id);
 
                 $account = $transaction->cashAccount;
@@ -320,22 +276,13 @@ public function deleteTransaction(CashTransaction $transaction): void
                         'transaction' => 'Saldo kas tidak mencukupi jika transaksi ini dihapus.',
                     ]);
                 }
-            });
-        } catch (ValidationException $e) {
-            throw $e;
-        } catch (\Throwable $e) {
-            Log::error('Gagal menghapus transaksi kas: '.$e->getMessage(), [
-                'trace' => $e->getTraceAsString(),
-            ]);
-
-            throw ValidationException::withMessages([
-                'system' => 'Terjadi kesalahan pada server. Silakan laporkan masalah ini ke pihak terkait.',
-            ]);
-        }
+            },
+            'Gagal menghapus transaksi kas',
+        );
 
         $this->pushNotificationService->sendToRoles(
             '🗑️ Transaksi Kas Dihapus',
-            "Transaksi kas senilai {$transaction->amount_formatted} dengan keterangan {$transaction->description} telah dihapus.",
+            "Transaksi kas senilai {$amountFormatted} dengan keterangan {$description} telah dihapus.",
             ['owner', 'developer', 'admin-toko'],
             route('admin.finance.cash.index'),
         );
@@ -346,8 +293,8 @@ public function updateReferencedTransaction(
         int $amount,
         string $description,
     ): void {
-        try {
-            DB::transaction(function () use ($transaction, $amount, $description): void {
+        $this->runInTransaction(
+            function () use ($transaction, $amount, $description): void {
                 CashAccount::query()->lockForUpdate()->findOrFail($transaction->cash_account_id);
 
                 $transaction->update([
@@ -364,24 +311,15 @@ public function updateReferencedTransaction(
                         'amount' => 'Saldo kas tidak mencukupi.',
                     ]);
                 }
-            });
-        } catch (ValidationException $e) {
-            throw $e;
-        } catch (\Throwable $e) {
-            Log::error('Gagal memperbarui transaksi kas referensi: '.$e->getMessage(), [
-                'trace' => $e->getTraceAsString(),
-            ]);
-
-            throw ValidationException::withMessages([
-                'system' => 'Terjadi kesalahan pada server. Silakan laporkan masalah ini ke pihak terkait.',
-            ]);
-        }
+            },
+            'Gagal memperbarui transaksi kas referensi',
+        );
     }
 
     public function deleteReferencedTransaction(CashTransaction $transaction): void
     {
-        try {
-            DB::transaction(function () use ($transaction): void {
+        $this->runInTransaction(
+            function () use ($transaction): void {
                 CashAccount::query()->lockForUpdate()->findOrFail($transaction->cash_account_id);
                 $account = $transaction->cashAccount;
 
@@ -394,43 +332,11 @@ public function deleteReferencedTransaction(CashTransaction $transaction): void
                         'transaction' => 'Saldo kas tidak mencukupi jika transaksi ini dihapus.',
                     ]);
                 }
-            });
-        } catch (ValidationException $e) {
-            throw $e;
-        } catch (\Throwable $e) {
-            Log::error('Gagal menghapus transaksi kas referensi: '.$e->getMessage(), [
-                'trace' => $e->getTraceAsString(),
-            ]);
-
-            throw ValidationException::withMessages([
-                'system' => 'Terjadi kesalahan pada server. Silakan laporkan masalah ini ke pihak terkait.',
-            ]);
-        }
-    }
-
-    private function syncPhotos(CashTransaction $transaction, array $validated): void
-    {
-        $this->mediaService->syncCollection(
-            $transaction,
-            'photos',
-            $validated['photos'] ?? null,
-            $validated['remove_media_ids'] ?? null,
-            self::MAX_PHOTOS,
-            required: true,
-            errorKey: 'photos',
-            s3Keys: $validated['s3_keys'] ?? null,
+            },
+            'Gagal menghapus transaksi kas referensi',
         );
     }
 
-    private function ensureEditable(CashTransaction $transaction): void
-    {
-        if ($transaction->reference_type !== null) {
-            throw ValidationException::withMessages([
-                'transaction' => 'Transaksi ini tidak dapat diubah dari halaman kas.',
-            ]);
-        }
-    }
-
     private function recalculateBalances(CashAccount $cashAccount): void
     {
         $account = CashAccount::query()->lockForUpdate()->findOrFail($cashAccount->id);
diff --git a/resources/js/pages/admin/finance/cash/Index.vue b/resources/js/pages/admin/finance/cash/Index.vue
index 9c2460d..68ea961 100644
--- a/resources/js/pages/admin/finance/cash/Index.vue
+++ b/resources/js/pages/admin/finance/cash/Index.vue
@@ -6,15 +6,19 @@ import { DataTable } from '@/components/data-table';
 import { Button } from '@/components/ui/button';
 import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
 import { useCan } from '@/composables/useCan';
+import {
+    useDataTableQuery,
+    useDataTableQuerySync,
+} from '@/composables/useDataTableQuery';
 import { CashReferenceType } from '@/constants/cash-reference-type';
 import { CashTransactionType } from '@/constants/cash-transaction-type';
-import { useDataTableQuery, useDataTableQuerySync } from '@/composables/useDataTableQuery';
 import AdminLayout from '@/layouts/AdminLayout.vue';
+import { index } from '@/routes/admin/finance/cash';
 import type { CashAccount, CashTransactionListItem, PaginatedCashTransactions } from '@/types/cash';
 import type { DataTableFilterDef, DataTableSort } from '@/types/data-table';
 import CashTransactionFormModal from './form/CashTransactionFormModal.vue';
 import { createColumns } from './table/columns';
-import { index } from '@/routes/admin/finance/cash';
+
 
 const props = defineProps<{
     cashAccount: CashAccount;
@@ -116,11 +120,13 @@ watch(
             </div>
 
             <div class="flex shrink-0 items-center gap-2 self-start sm:self-center">
-                <Button v-if="can('cash.deposit')" variant="outline" @click="openCreateModal(CashTransactionType.DEPOSIT)">
+                <Button v-if="can('cash.deposit')" variant="outline"
+                    @click="openCreateModal(CashTransactionType.DEPOSIT)">
                     <ArrowDownCircle class="size-4" />
                     Setor Kas
                 </Button>
-                <Button v-if="can('cash.withdraw')" variant="outline" @click="openCreateModal(CashTransactionType.WITHDRAWAL)">
+                <Button v-if="can('cash.withdraw')" variant="outline"
+                    @click="openCreateModal(CashTransactionType.WITHDRAWAL)">
                     <ArrowUpCircle class="size-4" />
                     Tarik Kas
                 </Button>
@@ -142,7 +148,7 @@ watch(
         </Card>
 
         <Card class="min-w-0">
-            <CardContent class="min-w-0 pt-6">
+            <CardContent class="min-w-0">
                 <DataTable v-model:search="search" :columns="columns" :data="transactions.data" :pagination="pagination"
                     :pagination-links="transactions.links" :sort="currentSort" :filter-defs="filterDefs"
                     :filter-values="filterValues" @sort-change="setSort" @filter-change="setFilter"
diff --git a/resources/js/types/cash.ts b/resources/js/types/cash.ts
index 19d8f00..3725c86 100644
--- a/resources/js/types/cash.ts
+++ b/resources/js/types/cash.ts
@@ -1,5 +1,5 @@
-import type { MediaItem } from '@/types/media';
 import type { Paginated } from '@/types/common';
+import type { MediaItem } from '@/types/media';
 
 export type CashAccount = {
     id: number;
diff --git a/tests/Feature/Admin/Finance/CashTest.php b/tests/Feature/Admin/Finance/CashTest.php
index e3191fe..2f0e42a 100644
--- a/tests/Feature/Admin/Finance/CashTest.php
+++ b/tests/Feature/Admin/Finance/CashTest.php
@@ -307,9 +307,9 @@ function withdrawPayload(?int $amount = null, ?string $description = null): arra
     });
 });
 
-// ─── Update Transaction ───────────────────────────────────
+// ─── Update ───────────────────────────────────────────────
 
-describe('Cash Update Transaction', function () {
+describe('Cash Update', function () {
     test('authenticated user with permission can update a manual transaction', function () {
         $user = createCashUserWithPermission(PermissionEnum::CASH_VIEW, PermissionEnum::CASH_UPDATE);
 
@@ -380,9 +380,9 @@ function withdrawPayload(?int $amount = null, ?string $description = null): arra
     });
 });
 
-// ─── Destroy Transaction ──────────────────────────────────
+// ─── Destroy ──────────────────────────────────────────────
 
-describe('Cash Destroy Transaction', function () {
+describe('Cash Destroy', function () {
     test('authenticated user with permission can delete a manual transaction', function () {
         $user = createCashUserWithPermission(PermissionEnum::CASH_VIEW, PermissionEnum::CASH_DELETE);