diff --git a/app/Domains/Accounting/Actions/LedgerConfiguration/AdjustAccountClassification.php b/app/Domains/Accounting/Actions/LedgerConfiguration/AdjustAccountClassification.php
new file mode 100644
index 0000000..7201fc2
--- /dev/null
+++ b/app/Domains/Accounting/Actions/LedgerConfiguration/AdjustAccountClassification.php
@@ -0,0 +1,19 @@
+<?php
+
+namespace App\Domains\Accounting\Actions\LedgerConfiguration;
+
+use App\Domains\Accounting\DTOs\LedgerConfiguration\AdjustAccountClassificationDTO;
+use App\Domains\Accounting\Models\ChartOfAccount;
+
+class AdjustAccountClassification
+{
+    public function execute(ChartOfAccount $coa, AdjustAccountClassificationDTO $dto): void
+    {
+        $coa->update([
+            'code' => $dto->code,
+            'normal_balance' => $dto->normal_balance,
+            'classification' => $dto->classification,
+            'parent_id' => $dto->parentId,
+        ]);
+    }
+}
diff --git a/app/Domains/Accounting/Actions/LedgerConfiguration/RegisterChartOfAccount.php b/app/Domains/Accounting/Actions/LedgerConfiguration/RegisterChartOfAccount.php
new file mode 100644
index 0000000..f28b42c
--- /dev/null
+++ b/app/Domains/Accounting/Actions/LedgerConfiguration/RegisterChartOfAccount.php
@@ -0,0 +1,20 @@
+<?php
+
+namespace App\Domains\Accounting\Actions\LedgerConfiguration;
+
+use App\Domains\Accounting\DTOs\LedgerConfiguration\RegisterChartOfAccountDTO;
+use App\Domains\Accounting\Models\ChartOfAccount;
+
+class RegisterChartOfAccount
+{
+    public function execute(RegisterChartOfAccountDTO $dto): void
+    {
+        ChartOfAccount::create([
+            'code' => $dto->code,
+            'name' => $dto->name,
+            'classification' => $dto->classification,
+            'normal_balance' => $dto->normal_balance,
+            'parent_id' => $dto->parentId,
+        ]);
+    }
+}
diff --git a/app/Domains/Accounting/Actions/LedgerConfiguration/SuspendAccountPostings.php b/app/Domains/Accounting/Actions/LedgerConfiguration/SuspendAccountPostings.php
new file mode 100644
index 0000000..8701d5b
--- /dev/null
+++ b/app/Domains/Accounting/Actions/LedgerConfiguration/SuspendAccountPostings.php
@@ -0,0 +1,16 @@
+<?php
+
+namespace App\Domains\Accounting\Actions\LedgerConfiguration;
+
+use App\Domains\Accounting\Models\ChartOfAccount;
+use App\Domains\System\Enums\LifecycleStatus;
+
+class SuspendAccountPostings
+{
+    public function execute(ChartOfAccount $coa): void
+    {
+        $coa->update([
+            'status' => LifecycleStatus::INACTIVE,
+        ]);
+    }
+}
diff --git a/app/Domains/Accounting/DTOs/LedgerConfiguration/AdjustAccountClassificationDTO.php b/app/Domains/Accounting/DTOs/LedgerConfiguration/AdjustAccountClassificationDTO.php
new file mode 100644
index 0000000..401f351
--- /dev/null
+++ b/app/Domains/Accounting/DTOs/LedgerConfiguration/AdjustAccountClassificationDTO.php
@@ -0,0 +1,17 @@
+<?php
+
+namespace App\Domains\Accounting\DTOs\LedgerConfiguration;
+
+use App\Domains\Accounting\Enums\Ledger\AccountBalance;
+use App\Domains\Accounting\Enums\Ledger\AccountClassification;
+
+readonly class AdjustAccountClassificationDTO
+{
+    public function __construct(
+        public string $code,
+        public string $name,
+        public AccountClassification $classification,
+        public AccountBalance $normal_balance,
+        public ?int $parentId,
+    ) {}
+}
diff --git a/app/Domains/Accounting/DTOs/LedgerConfiguration/RegisterChartOfAccountDTO.php b/app/Domains/Accounting/DTOs/LedgerConfiguration/RegisterChartOfAccountDTO.php
new file mode 100644
index 0000000..0ff5b2a
--- /dev/null
+++ b/app/Domains/Accounting/DTOs/LedgerConfiguration/RegisterChartOfAccountDTO.php
@@ -0,0 +1,19 @@
+<?php
+
+namespace App\Domains\Accounting\DTOs\LedgerConfiguration;
+
+use App\Domains\Accounting\Enums\Ledger\AccountBalance;
+use App\Domains\Accounting\Enums\Ledger\AccountClassification;
+use App\Domains\System\Enums\LifecycleStatus;
+
+readonly class RegisterChartOfAccountDTO
+{
+    public function __construct(
+        public string $code,
+        public string $name,
+        public AccountClassification $classification,
+        public AccountBalance $normal_balance,
+        public LifecycleStatus $status,
+        public ?int $parentId,
+    ) {}
+}
diff --git a/app/Domains/Accounting/Enums/Ledger/AccountBalance.php b/app/Domains/Accounting/Enums/Ledger/AccountBalance.php
new file mode 100644
index 0000000..f3e58fd
--- /dev/null
+++ b/app/Domains/Accounting/Enums/Ledger/AccountBalance.php
@@ -0,0 +1,18 @@
+<?php
+
+namespace App\Domains\Accounting\Enums\Ledger;
+
+use App\Domains\System\Traits\Enum\HasPredicateMethod;
+use App\UI\Enums\Concerns\InteractsWithLabels;
+use App\UI\Enums\Contracts\HasLabel;
+use Yajra\DataTables\Html\HasOptions;
+
+enum AccountBalance: string implements HasLabel
+{
+    use HasPredicateMethod;
+    use HasOptions;
+    use InteractsWithLabels;
+
+    case CREDIT = 'credit';
+    case DEBIT = 'debit';
+}
diff --git a/app/Domains/Accounting/Enums/Ledger/AccountClassification.php b/app/Domains/Accounting/Enums/Ledger/AccountClassification.php
new file mode 100644
index 0000000..6220ab1
--- /dev/null
+++ b/app/Domains/Accounting/Enums/Ledger/AccountClassification.php
@@ -0,0 +1,21 @@
+<?php
+
+namespace App\Domains\Accounting\Enums\Ledger;
+
+use App\Domains\System\Traits\Enum\HasPredicateMethod;
+use App\UI\Enums\Concerns\InteractsWithLabels;
+use App\UI\Enums\Contracts\HasLabel;
+use Yajra\DataTables\Html\HasOptions;
+
+enum AccountClassification: string implements HasLabel
+{
+    use HasPredicateMethod;
+    use HasOptions;
+    use InteractsWithLabels;
+
+    case LIABILITY = 'liability';
+    case ASSET = 'asset';
+    case EQUITY = 'equity';
+    case REVENUE = 'revenue';
+    case EXPENSE = 'expense';
+}
diff --git a/app/Domains/Accounting/Models/ChartOfAccount.php b/app/Domains/Accounting/Models/ChartOfAccount.php
new file mode 100644
index 0000000..571672b
--- /dev/null
+++ b/app/Domains/Accounting/Models/ChartOfAccount.php
@@ -0,0 +1,42 @@
+<?php
+
+namespace App\Domains\Accounting\Models;
+
+use App\Domains\Accounting\Enums\Ledger\AccountBalance;
+use App\Domains\Accounting\Enums\Ledger\AccountClassification;
+use App\Domains\Accounting\Policies\ChartOfAccountPolicy;
+use App\Domains\System\Traits\Model\HasPublicUlid;
+use Illuminate\Database\Eloquent\Attributes\Fillable;
+use Illuminate\Database\Eloquent\Attributes\UsePolicy;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+#[Fillable([
+    'code',
+    'name',
+    'classification',
+    'normal_balance',
+    'parent_id',
+])]
+#[UsePolicy(ChartOfAccountPolicy::class)]
+class ChartOfAccount extends Model
+{
+    use HasPublicUlid;
+
+    protected $casts = [
+        'classification' => AccountClassification::class,
+        'normal_balance' => AccountBalance::class,
+    ];
+
+    public function parent(): BelongsTo
+    {
+        return $this->belongsTo(ChartOfAccount::class, 'parent_id');
+    }
+
+    public function children(): HasMany
+    {
+        return $this->hasMany(ChartOfAccount::class, 'parent_id');
+    }
+}
+
diff --git a/app/Domains/Accounting/Policies/ChartOfAccountPolicy.php b/app/Domains/Accounting/Policies/ChartOfAccountPolicy.php
new file mode 100644
index 0000000..570ff00
--- /dev/null
+++ b/app/Domains/Accounting/Policies/ChartOfAccountPolicy.php
@@ -0,0 +1,34 @@
+<?php
+
+namespace App\Domains\Accounting\Policies;
+
+use App\Domains\Accounting\Models\ChartOfAccount;
+use App\Domains\Identity\Models\User;
+
+class ChartOfAccountPolicy
+{
+    public function viewAny(User $user): bool
+    {
+        return $user->hasPermissionTo('coa.viewAny');
+    }
+
+    public function view(User $user, ChartOfAccount $model): bool
+    {
+        return $user->hasPermissionTo('coa.view');
+    }
+
+    public function create(User $user): bool
+    {
+        return $user->hasPermissionTo('coa.create');
+    }
+
+    public function update(User $user, ChartOfAccount $model): bool
+    {
+        return $user->hasPermissionTo('coa.update');
+    }
+
+    public function delete(User $user, ChartOfAccount $model): bool
+    {
+        return $user->hasPermissionTo('coa.delete');
+    }
+}
diff --git a/app/Domains/Accounting/Providers/AccountingServiceProvider.php b/app/Domains/Accounting/Providers/AccountingServiceProvider.php
new file mode 100644
index 0000000..ac3264d
--- /dev/null
+++ b/app/Domains/Accounting/Providers/AccountingServiceProvider.php
@@ -0,0 +1,23 @@
+<?php
+
+namespace App\Domains\Accounting\Providers;
+
+use App\Domains\System\Traits\Provider\RegistersDomainEvents;
+use Illuminate\Support\ServiceProvider;
+
+class AccountingServiceProvider extends ServiceProvider
+{
+    use RegistersDomainEvents;
+
+    protected array $listen = [];
+
+    public function register(): void
+    {
+        $this->app->register(RelationshipServiceProvider::class);
+    }
+
+    public function boot(): void
+    {
+        $this->registerEvents();
+    }
+}
diff --git a/app/Domains/Accounting/Providers/RelationshipServiceProvider.php b/app/Domains/Accounting/Providers/RelationshipServiceProvider.php
new file mode 100644
index 0000000..cda4592
--- /dev/null
+++ b/app/Domains/Accounting/Providers/RelationshipServiceProvider.php
@@ -0,0 +1,31 @@
+<?php
+
+namespace App\Domains\Accounting\Providers;
+
+use Illuminate\Support\ServiceProvider;
+
+class RelationshipServiceProvider extends ServiceProvider
+{
+    /**
+     * Boot cross-domain runtime relationships.
+     *
+     * This provider is strictly dedicated to runtime, decoupled cross-domain
+     * relationship definitions. Use Model::resolveRelationUsing() here to wire
+     * explicit polymorphic or foreign-key macros between models that live in
+     * different domains — without introducing a hard compile-time dependency
+     * between those domains.
+     *
+     * Do NOT add route registrations, bindings, event listeners, or any other
+     * bootstrapping logic here. Keep this file focused on relationships only.
+     *
+     * Example:
+     *
+     *   Order::resolveRelationUsing('customer', fn (Order $order) =>
+     *       $order->belongsTo(Customer::class, 'customer_id')
+     *   );
+     */
+    public function boot(): void
+    {
+        // Register cross-domain relationships below.
+    }
+}
diff --git a/app/Domains/Billing/Actions/Catalog/ModifyProduct.php b/app/Domains/Billing/Actions/Catalog/ModifyProduct.php
new file mode 100644
index 0000000..c7a96b4
--- /dev/null
+++ b/app/Domains/Billing/Actions/Catalog/ModifyProduct.php
@@ -0,0 +1,23 @@
+<?php
+
+namespace App\Domains\Billing\Actions\Catalog;
+
+use App\Domains\Billing\DTOs\Catalog\ModifyProductDTO;
+use App\Domains\Billing\Models\Product;
+use Illuminate\Support\Facades\DB;
+
+class ModifyProduct
+{
+    public function execute(Product $product, ModifyProductDTO $dto): Product
+    {
+        return DB::transaction(function () use ($product, $dto) {
+            $product->update([
+                'name'   => $dto->name,
+                'code'   => $dto->code,
+                'coa_id' => $dto->coaId,
+            ]);
+
+            return $product->fresh();
+        });
+    }
+}
diff --git a/app/Domains/Billing/Actions/Catalog/RegisterProduct.php b/app/Domains/Billing/Actions/Catalog/RegisterProduct.php
new file mode 100644
index 0000000..b9f6bfb
--- /dev/null
+++ b/app/Domains/Billing/Actions/Catalog/RegisterProduct.php
@@ -0,0 +1,21 @@
+<?php
+
+namespace App\Domains\Billing\Actions\Catalog;
+
+use App\Domains\Billing\DTOs\Catalog\RegisterProductDTO;
+use App\Domains\Billing\Models\Product;
+use Illuminate\Support\Facades\DB;
+
+class RegisterProduct
+{
+    public function execute(RegisterProductDTO $dto): Product
+    {
+        return DB::transaction(function () use ($dto) {
+            return Product::create([
+                'name'   => $dto->name,
+                'code'   => $dto->code,
+                'coa_id' => $dto->coaId,
+            ]);
+        });
+    }
+}
diff --git a/app/Domains/Billing/DTOs/Catalog/ModifyProductDTO.php b/app/Domains/Billing/DTOs/Catalog/ModifyProductDTO.php
new file mode 100644
index 0000000..9791ac9
--- /dev/null
+++ b/app/Domains/Billing/DTOs/Catalog/ModifyProductDTO.php
@@ -0,0 +1,12 @@
+<?php
+
+namespace App\Domains\Billing\DTOs\Catalog;
+
+readonly class ModifyProductDTO
+{
+    public function __construct(
+        public string $name,
+        public string $code,
+        public int $coaId,
+    ) {}
+}
diff --git a/app/Domains/Billing/DTOs/Catalog/RegisterProductDTO.php b/app/Domains/Billing/DTOs/Catalog/RegisterProductDTO.php
new file mode 100644
index 0000000..8eb2654
--- /dev/null
+++ b/app/Domains/Billing/DTOs/Catalog/RegisterProductDTO.php
@@ -0,0 +1,12 @@
+<?php
+
+namespace App\Domains\Billing\DTOs\Catalog;
+
+readonly class RegisterProductDTO
+{
+    public function __construct(
+        public string $name,
+        public string $code,
+        public int $coaId,
+    ) {}
+}
diff --git a/app/Domains/Billing/Enums/Catalog/AccountBalance.php b/app/Domains/Billing/Enums/Catalog/AccountBalance.php
deleted file mode 100644
index b0d6ea9..0000000
--- a/app/Domains/Billing/Enums/Catalog/AccountBalance.php
+++ /dev/null
@@ -1,9 +0,0 @@
-<?php
-
-namespace App\Domains\Billing\Enums\Catalog;
-
-enum AccountBalance: string
-{
-    case CREDIT = 'credit';
-    case DEBIT = 'debit';
-}
diff --git a/app/Domains/Billing/Enums/Catalog/AccountClassification.php b/app/Domains/Billing/Enums/Catalog/AccountClassification.php
deleted file mode 100644
index 0f034e1..0000000
--- a/app/Domains/Billing/Enums/Catalog/AccountClassification.php
+++ /dev/null
@@ -1,12 +0,0 @@
-<?php
-
-namespace App\Domains\Billing\Enums\Catalog;
-
-enum AccountClassification: string
-{
-    case LIABILITY = 'liability';
-    case ASSET = 'asset';
-    case EQUITY = 'equity';
-    case REVENUE = 'revenue';
-    case EXPENSE = 'expense';
-}
diff --git a/app/Domains/Billing/Models/ChartOfAccount.php b/app/Domains/Billing/Models/ChartOfAccount.php
deleted file mode 100644
index 9b57ad0..0000000
--- a/app/Domains/Billing/Models/ChartOfAccount.php
+++ /dev/null
@@ -1,21 +0,0 @@
-<?php
-
-namespace App\Domains\Billing\Models;
-
-use Database\Factories\Billing\ChartOfAccountFactory;
-use Illuminate\Database\Eloquent\Factories\HasFactory;
-use Illuminate\Database\Eloquent\Attributes\Fillable;
-use Illuminate\Database\Eloquent\Attributes\UseFactory;
-use Illuminate\Database\Eloquent\Model;
-
-#[Fillable([
-    'code',
-    'name',
-    'classification',
-    'normal_balance'
-])]
-#[UseFactory(ChartOfAccountFactory::class)]
-class ChartOfAccount extends Model
-{
-    use HasFactory;
-}
diff --git a/app/Domains/Billing/Models/InvoiceItem.php b/app/Domains/Billing/Models/InvoiceItem.php
index f36927b..1335195 100644
--- a/app/Domains/Billing/Models/InvoiceItem.php
+++ b/app/Domains/Billing/Models/InvoiceItem.php
@@ -19,7 +19,7 @@ use Illuminate\Database\Eloquent\Relations\BelongsTo;
     'net_amount',
     'invoice_id',
     'product_id',
-    'chart_of_account_id'
+    'coa_id'
 ])]
 #[UseFactory(InvoiceItemFactory::class)]
 class InvoiceItem extends Model
diff --git a/app/Domains/Billing/Models/Product.php b/app/Domains/Billing/Models/Product.php
index 8b8f079..9243e16 100644
--- a/app/Domains/Billing/Models/Product.php
+++ b/app/Domains/Billing/Models/Product.php
@@ -15,7 +15,7 @@ use Illuminate\Database\Eloquent\Relations\MorphTo;
     'name',
     'pricing_type',
     'pricing_id',
-    'chart_of_account_id'
+    'coa_id'
 ])]
 #[UseFactory(ProductFactory::class)]
 class Product extends Model
@@ -24,7 +24,7 @@ class Product extends Model
 
     public function chartOfAccount(): BelongsTo
     {
-        return $this->belongsTo(ChartOfAccount::class);
+        return $this->belongsTo(ChartOfAccount::class, 'coa_id');
     }
 
     public function pricing(): MorphTo
diff --git a/app/Domains/Identity/Enums/RoleType.php b/app/Domains/Identity/Enums/RoleType.php
index 4e41c67..7dc0a84 100644
--- a/app/Domains/Identity/Enums/RoleType.php
+++ b/app/Domains/Identity/Enums/RoleType.php
@@ -45,9 +45,11 @@ enum RoleType: string
 
             ...self::generatePolicy('client', [self::SYSTEM_ADMIN, self::ADMIN]),
 
+            ...self::generatePolicy('coa', [self::SYSTEM_ADMIN, self::ADMIN]),
+
+            ...self::generatePolicy('product', [self::SYSTEM_ADMIN, self::ADMIN]),
+            ...self::generatePolicy('discount', [self::SYSTEM_ADMIN, self::ADMIN]),
             ...self::generatePolicy('invoice', [self::SYSTEM_ADMIN, self::ADMIN]),
-            ...self::generatePolicy('product-mapping', [self::SYSTEM_ADMIN, self::ADMIN]),
-            ...self::generatePolicy('chart-of-account', [self::SYSTEM_ADMIN, self::ADMIN]),
 
             ...self::generatePolicy('role', [self::SYSTEM_ADMIN, self::ADMIN]),
             ...self::generatePolicy('user', [self::SYSTEM_ADMIN, self::ADMIN]),
diff --git a/app/Domains/Payment/Listeners/VirtualAccount/InitializeVirtualAccountForPublishedInvoice.php b/app/Domains/Payment/Listeners/VirtualAccount/InitializeVirtualAccountForPublishedInvoice.php
deleted file mode 100644
index 3def441..0000000
--- a/app/Domains/Payment/Listeners/VirtualAccount/InitializeVirtualAccountForPublishedInvoice.php
+++ /dev/null
@@ -1,11 +0,0 @@
-<?php
-
-namespace App\Domains\Payment\Listeners\VirtualAccount;
-
-class InitializeVirtualAccountForPublishedInvoice
-{
-    public function handle(object $event): void
-    {
-        //
-    }
-}
\ No newline at end of file
diff --git a/app/Http/Controllers/Web/Accounting/ChartOfAccountController.php b/app/Http/Controllers/Web/Accounting/ChartOfAccountController.php
new file mode 100644
index 0000000..9f99218
--- /dev/null
+++ b/app/Http/Controllers/Web/Accounting/ChartOfAccountController.php
@@ -0,0 +1,32 @@
+<?php
+
+namespace App\Http\Controllers\Web\Accounting;
+
+use App\Attributes\LayoutData;
+use App\Attributes\Seo;
+use App\Http\Controllers\Controller;
+use App\Http\DataTables\Accounting\ChartOfAccountDataTable;
+
+class ChartOfAccountController extends Controller
+{
+    /**
+     * Handle the incoming request.
+     */
+    #[Seo(
+        title: 'domains/accounting/seo.coa.title',
+        description: 'domains/accounting/seo.coa.description',
+        keywords: 'domains/accounting/seo.coa.keywords'
+    )]
+    #[LayoutData(
+        header: 'domains/accounting/seo.coa.title',
+        breadcrumbs: [
+            'ui/menu.dashboard' => 'dashboard',
+            'domains/accounting/seo.coa.title' => '',
+        ],
+    )]
+    public function __invoke(ChartOfAccountDataTable $dataTable)
+    {
+        return $dataTable->render('pages.accounting.chartofaccounts.index');
+    }
+}
+
diff --git a/app/Http/Controllers/Web/Billing/ProductController.php b/app/Http/Controllers/Web/Billing/ProductController.php
new file mode 100644
index 0000000..975450b
--- /dev/null
+++ b/app/Http/Controllers/Web/Billing/ProductController.php
@@ -0,0 +1,31 @@
+<?php
+
+namespace App\Http\Controllers\Web\Billing;
+
+use App\Attributes\LayoutData;
+use App\Attributes\Seo;
+use App\Http\Controllers\Controller;
+use App\Http\DataTables\Billing\ProductDataTable;
+
+class ProductController extends Controller
+{
+    /**
+     * Handle the incoming request.
+     */
+    #[Seo(
+        title: 'domains/billing/seo.product.title',
+        description: 'domains/billing/seo.product.description',
+        keywords: 'domains/billing/seo.product.keywords'
+    )]
+    #[LayoutData(
+        header: 'domains/billing/seo.product.title',
+        breadcrumbs: [
+            'ui/menu.dashboard' => 'dashboard',
+            'domains/billing/seo.product.title' => '',
+        ],
+    )]
+    public function __invoke(ProductDataTable $dataTable)
+    {
+        return $dataTable->render('pages.billing.products.index');
+    }
+}
diff --git a/app/Http/DataTables/Accounting/ChartOfAccountDataTable.php b/app/Http/DataTables/Accounting/ChartOfAccountDataTable.php
new file mode 100644
index 0000000..ef3d4a8
--- /dev/null
+++ b/app/Http/DataTables/Accounting/ChartOfAccountDataTable.php
@@ -0,0 +1,130 @@
+<?php
+
+namespace App\Http\DataTables\Accounting;
+
+use App\Domains\Accounting\Models\ChartOfAccount;
+use Illuminate\Database\Eloquent\Builder as QueryBuilder;
+use Yajra\DataTables\EloquentDataTable;
+use Yajra\DataTables\Html\Builder as HtmlBuilder;
+use Yajra\DataTables\Html\Button;
+use Yajra\DataTables\Html\Column;
+use Yajra\DataTables\Services\DataTable;
+
+class ChartOfAccountDataTable extends DataTable
+{
+    /**
+     * Build the DataTable class.
+     *
+     * @param QueryBuilder<ChartOfAccount> $query Results from query() method.
+     */
+    public function dataTable(QueryBuilder $query): EloquentDataTable
+    {
+        return (new EloquentDataTable($query))
+            ->editColumn('normal_balance', fn (ChartOfAccount $chartOfAccount) => $chartOfAccount->normal_balance->label())
+            ->editColumn('classification', fn (ChartOfAccount $chartOfAccount) => $chartOfAccount->classification->label())
+            ->addColumn(
+                'action',
+                fn (ChartOfAccount $chartOfAccount) => view('components.datatables.action-button', [
+                    'edit' => [
+                        'modal' => 'chartofaccount-form-modal',
+                        'permission' => auth()->user()->can('update', $chartOfAccount),
+                    ],
+                    'delete' => [
+                        'url' => null,
+                        'title' => __('ui/button.delete'),
+                        'permission' => auth()->user()->can('delete', $chartOfAccount),
+                        'message' => __('ui/confirmation.delete', ['resource' => __('resources.chartOfAccount')]),
+                        'success_message' => __('ui/crud.success.deleted', ['resource' => __('resources.chartOfAccount')]),
+                    ],
+                    'table_name' => 'chart-of-account-table',
+                    'id' => $chartOfAccount->ulid,
+                ])
+            )
+            ->addIndexColumn();
+    }
+
+    /**
+     * Get the query source of dataTable.
+     *
+     * @return QueryBuilder<ChartOfAccount>
+     */
+    public function query(ChartOfAccount $model): QueryBuilder
+    {
+        return $model->newQuery();
+    }
+
+    /**
+     * Optional method if you want to use the html builder.
+     */
+    public function html(): HtmlBuilder
+    {
+        return $this->builder()
+            ->setTableId('chart-of-account-table')
+            ->columns($this->getColumns())
+            ->minifiedAjax()
+            ->orderBy(1)
+            ->layout([
+                'topStart' => [
+                    'className' => 'col-md-auto me-auto d-flex flex-sm-row flex-column justify-content-center justify-content-md-start align-items-center align-items-md-start gap-1',
+                    'features' => ['buttons', 'pageLength'],
+                ],
+                'topEnd' => [
+                    'className' => 'col-md-auto ms-auto d-flex flex-sm-row flex-column justify-content-center justify-content-md-end align-items-center align-items-md-start gap-1',
+                    'features' => ['search'],
+                ],
+
+                'bottomStart' => 'info',
+                'bottomEnd' => 'paging',
+            ])
+            ->parameters([
+                'language' => [
+                    'search' => '',
+                    'searchPlaceholder' => __('ui/button.lookup'),
+                ],
+            ])
+            ->buttons([
+                Button::make('add')
+                    ->action('$("#chartofaccount-form-modal").modal("show");')
+                    ->text(svg('tabler-plus', ['width' => 16, 'height' => 16])->toHtml())
+                    ->addClass('btn-sm'),
+                Button::make('reload')
+                    ->text(svg('tabler-reload', ['width' => 16, 'height' => 16])->toHtml())
+                    ->addClass('btn-sm'),
+            ]);
+    }
+
+    /**
+     * Get the dataTable columns definition.
+     */
+    public function getColumns(): array
+    {
+        return [
+            Column::computed('DT_RowIndex')
+                ->title('#')
+                ->searchable(false)
+                ->orderable(false),
+            Column::make('code')
+                ->title(__('domains/accounting/field.coa.code')),
+            Column::make('name')
+                ->title(__('domains/accounting/field.coa.name')),
+            Column::make('normal_balance')
+                ->title(__('domains/accounting/field.coa.normal_balance')),
+            Column::make('classification')
+                ->title(__('domains/accounting/field.coa.classification')),
+            Column::computed('action')
+                ->title(__('ui/label.actions'))
+                ->exportable(false)
+                ->printable(false)
+                ->width(60)
+                ->addClass('text-center'),
+        ];
+    }
+
+    /**
+     * Get the filename for export.
+     */
+    protected function filename(): string
+    {
+        return 'ChartOfAccountDataTable_' . date('YmdHis');
+    }
+}
diff --git a/app/Http/DataTables/Billing/ProductDataTable.php b/app/Http/DataTables/Billing/ProductDataTable.php
new file mode 100644
index 0000000..46c8020
--- /dev/null
+++ b/app/Http/DataTables/Billing/ProductDataTable.php
@@ -0,0 +1,131 @@
+<?php
+
+namespace App\Http\DataTables\Billing;
+
+use App\Domains\Billing\Models\Product;
+use Illuminate\Database\Eloquent\Builder as QueryBuilder;
+use Yajra\DataTables\EloquentDataTable;
+use Yajra\DataTables\Html\Builder as HtmlBuilder;
+use Yajra\DataTables\Html\Button;
+use Yajra\DataTables\Html\Column;
+use Yajra\DataTables\Services\DataTable;
+
+class ProductDataTable extends DataTable
+{
+    /**
+     * Build the DataTable class.
+     *
+     * @param QueryBuilder<Product> $query Results from query() method.
+     */
+    public function dataTable(QueryBuilder $query): EloquentDataTable
+    {
+        return (new EloquentDataTable($query))
+            ->editColumn('chart_of_account.name', fn (Product $product) => $product->chartOfAccount?->name ?? '-')
+            ->addColumn(
+                'action',
+                fn (Product $product) => view('components.datatables.action-button', [
+                    'edit' => [
+                        'modal' => 'product-form-modal',
+                        'permission' => auth()->user()->can('update', $product),
+                    ],
+                    'delete' => [
+                        'url'             => null,
+                        'title'           => __('ui/button.delete'),
+                        'permission'      => auth()->user()->can('delete', $product),
+                        'message'         => __('ui/confirmation.delete', ['resource' => __('resources.product')]),
+                        'success_message' => __('ui/crud.success.deleted', ['resource' => __('resources.product')]),
+                    ],
+                    'table_name' => 'product-table',
+                    'id'         => $product->id,
+                ])
+            )
+            ->rawColumns(['action'])
+            ->addIndexColumn();
+    }
+
+    /**
+     * Get the query source of dataTable.
+     *
+     * @return QueryBuilder<Product>
+     */
+    public function query(Product $model): QueryBuilder
+    {
+        return $model->newQuery()->with(['chartOfAccount', 'pricing']);
+    }
+
+    /**
+     * Optional method if you want to use the html builder.
+     */
+    public function html(): HtmlBuilder
+    {
+        return $this->builder()
+            ->setTableId('product-table')
+            ->columns($this->getColumns())
+            ->minifiedAjax()
+            ->orderBy(1)
+            ->layout([
+                'topStart' => [
+                    'className' => 'col-md-auto me-auto d-flex flex-sm-row flex-column justify-content-center justify-content-md-start align-items-center align-items-md-start gap-1',
+                    'features' => ['buttons', 'pageLength'],
+                ],
+                'topEnd' => [
+                    'className' => 'col-md-auto ms-auto d-flex flex-sm-row flex-column justify-content-center justify-content-md-end align-items-center align-items-md-start gap-1',
+                    'features' => ['search'],
+                ],
+
+                'bottomStart' => 'info',
+                'bottomEnd' => 'paging',
+            ])
+            ->parameters([
+                'language' => [
+                    'search' => '',
+                    'searchPlaceholder' => __('ui/button.lookup'),
+                ],
+                'scrollX'       => true,
+                'scrollCollapse' => true,
+                'responsive'    => true,
+            ])
+            ->buttons([
+                Button::make('add')
+                    ->action('$("#product-form-modal").modal("show");')
+                    ->text(svg('tabler-plus', ['width' => 16, 'height' => 16])->toHtml())
+                    ->addClass('btn-sm'),
+                Button::make('reload')
+                    ->text(svg('tabler-reload', ['width' => 16, 'height' => 16])->toHtml())
+                    ->addClass('btn-sm'),
+            ]);
+    }
+
+    /**
+     * Get the dataTable columns definition.
+     */
+    public function getColumns(): array
+    {
+        return [
+            Column::computed('DT_RowIndex')
+                ->title('#')
+                ->searchable(false)
+                ->orderable(false),
+            Column::make('code')
+                ->title(__('domains/billing/field.product.code')),
+            Column::make('name')
+                ->title(__('domains/billing/field.product.name')),
+            Column::make('chart_of_account.name')
+                ->title(__('domains/billing/field.product.coa')),
+            Column::computed('action')
+                ->title(__('ui/label.actions'))
+                ->exportable(false)
+                ->printable(false)
+                ->width(60)
+                ->addClass('text-center'),
+        ];
+    }
+
+    /**
+     * Get the filename for export.
+     */
+    protected function filename(): string
+    {
+        return 'ProductDataTable_' . date('YmdHis');
+    }
+}
diff --git a/app/Livewire/Forms/Accounting/ChartOfAccountForm.php b/app/Livewire/Forms/Accounting/ChartOfAccountForm.php
new file mode 100644
index 0000000..2c0ff8e
--- /dev/null
+++ b/app/Livewire/Forms/Accounting/ChartOfAccountForm.php
@@ -0,0 +1,30 @@
+<?php
+
+namespace App\Livewire\Forms\Accounting;
+
+use App\Domains\Accounting\Enums\Ledger\AccountBalance;
+use App\Domains\Accounting\Enums\Ledger\AccountClassification;
+use App\Domains\System\Enums\LifecycleStatus;
+use Livewire\Attributes\Validate;
+use Livewire\Form;
+
+class ChartOfAccountForm extends Form
+{
+    #[Validate('required|string|max:255', as: 'domains/accounting/field.coa.code')]
+    public string $code = '';
+
+    #[Validate('required|string|max:255', as: 'domains/accounting/field.coa.name')]
+    public string $name = '';
+
+    #[Validate('required', as: 'domains/accounting/field.coa.classification')]
+    public ?AccountClassification $classification = null;
+
+    #[Validate('required', as: 'domains/accounting/field.coa.normal_balance')]
+    public ?AccountBalance $normal_balance = null;
+
+    #[Validate(as: 'domains/accounting/field.coa.parent')]
+    public int|string|null $parent_id = null;
+
+    #[Validate('required', as: 'domains/accounting/field.coa.status')]
+    public ?LifecycleStatus $status = LifecycleStatus::ACTIVE;
+}
diff --git a/app/Livewire/Forms/Billing/ProductForm.php b/app/Livewire/Forms/Billing/ProductForm.php
new file mode 100644
index 0000000..ac68f65
--- /dev/null
+++ b/app/Livewire/Forms/Billing/ProductForm.php
@@ -0,0 +1,18 @@
+<?php
+
+namespace App\Livewire\Forms\Billing;
+
+use Livewire\Attributes\Validate;
+use Livewire\Form;
+
+class ProductForm extends Form
+{
+    #[Validate('required|string|max:255', as: 'domains/billing/field.product.code')]
+    public string $code = '';
+
+    #[Validate('required|string|max:255', as: 'domains/billing/field.product.name')]
+    public string $name = '';
+
+    #[Validate('required|integer|exists:chart_of_accounts,id', as: 'domains/billing/field.product.coa')]
+    public ?int $coa_id = null;
+}
diff --git a/app/Livewire/Forms/Finance/ChartOfAccountForm.php b/app/Livewire/Forms/Finance/ChartOfAccountForm.php
deleted file mode 100644
index 8b7bec1..0000000
--- a/app/Livewire/Forms/Finance/ChartOfAccountForm.php
+++ /dev/null
@@ -1,26 +0,0 @@
-<?php
-
-namespace App\Livewire\Forms\Finance;
-
-use App\Domains\Finance\Enums\AccountClassification;
-use App\Domains\System\Enums\LifecycleStatus;
-use Livewire\Attributes\Validate;
-use Livewire\Form;
-
-class ChartOfAccountForm extends Form
-{
-    #[Validate('required|string|max:255', as: 'domains/finance/field.coa.code')]
-    public string $code = '';
-
-    #[Validate('required|string|max:255', as: 'domains/finance/field.coa.name')]
-    public string $name = '';
-
-    #[Validate('required', as: 'domains/finance/field.coa.classification')]
-    public AccountClassification $classification = AccountClassification::REVENUE;
-
-    #[Validate(as: 'domains/finance/field.coa.parent')]
-    public ?string $parent_id = null;
-
-    #[Validate('required', as: 'domains/finance/field.coa.status')]
-    public LifecycleStatus $status = LifecycleStatus::ACTIVE;
-}
diff --git a/bootstrap/providers.php b/bootstrap/providers.php
index fae89fc..eadd1cc 100644
--- a/bootstrap/providers.php
+++ b/bootstrap/providers.php
@@ -4,7 +4,6 @@ use App\Domains\Academic\Providers\AcademicServiceProvider;
 use App\Domains\Account\Providers\AccountServiceProvider;
 use App\Domains\Admission\Providers\AdmissionServiceProvider;
 use App\Domains\Channel\Providers\ChannelServiceProvider;
-use App\Domains\Finance\Providers\FinanceServiceProvider;
 use App\Domains\Identity\Providers\IdentityServiceProvider;
 use App\Domains\System\Providers\SystemServiceProvider;
 use App\Providers\AppServiceProvider;
@@ -25,9 +24,6 @@ return [
     // Domain: System
     SystemServiceProvider::class,
 
-    // Domain: Finance
-    FinanceServiceProvider::class,
-
     // Domain: Channel
     ChannelServiceProvider::class,
 
@@ -39,4 +35,7 @@ return [
 
     // Domain: Billing
     App\Domains\Billing\Providers\BillingServiceProvider::class,
+
+    // Domain: Accounting
+    App\Domains\Accounting\Providers\AccountingServiceProvider::class,
 ];
diff --git a/database/migrations/2026_09_08_022815_create_chart_of_accounts_table.php b/database/migrations/2026_09_08_022815_create_chart_of_accounts_table.php
index 56be674..174400f 100644
--- a/database/migrations/2026_09_08_022815_create_chart_of_accounts_table.php
+++ b/database/migrations/2026_09_08_022815_create_chart_of_accounts_table.php
@@ -19,6 +19,7 @@ return new class extends Migration
             $table->string('classification');
             $table->string('normal_balance');
             $table->foreignId('parent_id')->nullable();
+            $table->string('status');
             $table->timestamps();
         });
     }
diff --git a/lang/en/domains/account/enum.php b/lang/en/domains/account/enum.php
index 244282d..c5e3252 100644
--- a/lang/en/domains/account/enum.php
+++ b/lang/en/domains/account/enum.php
@@ -22,4 +22,9 @@ return [
             ],
         ],
     ],
+    'user_settings' => [
+        'notification' => 'Notification',
+        'language' => 'Language',
+        'timezone' => 'Timezone',
+    ],
 ];
diff --git a/lang/en/domains/accounting/enum.php b/lang/en/domains/accounting/enum.php
new file mode 100644
index 0000000..7fdb999
--- /dev/null
+++ b/lang/en/domains/accounting/enum.php
@@ -0,0 +1,21 @@
+<?php
+
+use App\Domains\Accounting\Enums\Ledger\AccountClassification;
+use App\Domains\Accounting\Enums\Ledger\AccountBalance;
+
+return [
+
+    'account_balance' => [
+        AccountBalance::CREDIT->value => 'Credit',
+        AccountBalance::DEBIT->value => 'Debit',
+    ],
+
+
+    'account_classification' => [
+        AccountClassification::ASSET->value => 'Asset',
+        AccountClassification::LIABILITY->value => 'Liability',
+        AccountClassification::EQUITY->value => 'Equity',
+        AccountClassification::REVENUE->value => 'Revenue',
+        AccountClassification::EXPENSE->value => 'Expense',
+    ],
+];
diff --git a/lang/en/domains/accounting/field.php b/lang/en/domains/accounting/field.php
new file mode 100644
index 0000000..38d371f
--- /dev/null
+++ b/lang/en/domains/accounting/field.php
@@ -0,0 +1,12 @@
+<?php
+
+return [
+    'coa' => [
+        'code' => 'Account Code',
+        'name' => 'Account Name',
+        'normal_balance' => 'Normal Balance',
+        'classification' => 'Classification',
+        'status' => 'Status',
+        'parent' => 'Derived From',
+    ],
+];
diff --git a/lang/en/domains/accounting/seo.php b/lang/en/domains/accounting/seo.php
new file mode 100644
index 0000000..60b97b1
--- /dev/null
+++ b/lang/en/domains/accounting/seo.php
@@ -0,0 +1,9 @@
+<?php
+
+return [
+    'coa' => [
+        'title' => 'Chart of Accounts (COA) Data',
+        'description' => 'Manage chart of accounts for financial records.',
+        'keywords' => 'chart of accounts, coa, accounting, finance',
+    ],
+];
diff --git a/lang/en/domains/billing/field.php b/lang/en/domains/billing/field.php
new file mode 100644
index 0000000..ca1a271
--- /dev/null
+++ b/lang/en/domains/billing/field.php
@@ -0,0 +1,9 @@
+<?php
+
+return [
+    'product' => [
+        'code' => 'Product Code',
+        'name' => 'Product Name',
+        'coa' => 'Chart of Account (COA)',
+    ],
+];
diff --git a/lang/en/domains/billing/seo.php b/lang/en/domains/billing/seo.php
new file mode 100644
index 0000000..b04c65b
--- /dev/null
+++ b/lang/en/domains/billing/seo.php
@@ -0,0 +1,9 @@
+<?php
+
+return [
+    'product' => [
+        'title' => 'Product Data',
+        'description' => 'Manage products and their chart of account mappings.',
+        'keywords' => 'product, products, billing, finance, coa',
+    ],
+];
diff --git a/lang/en/domains/channel/field.php b/lang/en/domains/channel/field.php
index 5565145..b7c885a 100644
--- a/lang/en/domains/channel/field.php
+++ b/lang/en/domains/channel/field.php
@@ -10,6 +10,7 @@ return [
             'username' => 'Username',
             'password' => 'Password',
             'token' => 'Token',
+            'bearer' => 'Bearer Token',
         ],
         'endpoint_url' => 'Endpoint URL',
     ],
diff --git a/lang/en/resources.php b/lang/en/resources.php
index 3038e71..c626dc3 100644
--- a/lang/en/resources.php
+++ b/lang/en/resources.php
@@ -18,6 +18,8 @@ return [
     'fee_type' => 'Fee Type',
     'term' => 'Term',
     'chart_of_account' => 'Chart of Account',
+    'chartOfAccount' => 'Chart of Account',
+    'product' => 'Product',
     'product_mapping' => 'Product Mapping',
     'backup_file' => 'Backup File',
     'invoice' => 'Invoice',
diff --git a/lang/en/ui/menu.php b/lang/en/ui/menu.php
index 4f39a6c..b2554c5 100644
--- a/lang/en/ui/menu.php
+++ b/lang/en/ui/menu.php
@@ -14,9 +14,12 @@ return [
     'admission_schedules' => 'Admission Schedules',
     'channel' => 'Channel',
     'clients' => 'Clients',
+    'accounting' => 'Accounting',
+    'chart_of_accounts' => 'Chart of Accounts',
+    'billing' => 'Billing',
+    'products' => 'Products',
     'finance' => 'Finance',
     'invoices' => 'Invoices',
-    'chart_of_accounts' => 'Chart of Accounts',
     'product_mappings' => 'Product Mappings',
     'identity' => 'User Management',
     'users' => 'Users',
diff --git a/lang/id/domains/account/enum.php b/lang/id/domains/account/enum.php
index ae9aa34..9bc68d3 100644
--- a/lang/id/domains/account/enum.php
+++ b/lang/id/domains/account/enum.php
@@ -22,4 +22,9 @@ return [
             ],
         ],
     ],
+    'user_settings' => [
+        'notification' => 'Notifikasi',
+        'language' => 'Bahasa',
+        'timezone' => 'Zona Waktu',
+    ],
 ];
diff --git a/lang/id/domains/accounting/enum.php b/lang/id/domains/accounting/enum.php
new file mode 100644
index 0000000..78d8d0d
--- /dev/null
+++ b/lang/id/domains/accounting/enum.php
@@ -0,0 +1,19 @@
+<?php
+
+use App\Domains\Accounting\Enums\Ledger\AccountBalance;
+use App\Domains\Accounting\Enums\Ledger\AccountClassification;
+
+return [
+    'account_balance' => [
+        AccountBalance::CREDIT->value => 'Kredit',
+        AccountBalance::DEBIT->value => 'Debit',
+    ],
+
+    'account_classification' => [
+        AccountClassification::ASSET->value => 'Aset',
+        AccountClassification::LIABILITY->value => 'Liabilitas',
+        AccountClassification::EQUITY->value => 'Ekuitas',
+        AccountClassification::REVENUE->value => 'Pendapatan',
+        AccountClassification::EXPENSE->value => 'Beban',
+    ],
+];
diff --git a/lang/id/domains/accounting/field.php b/lang/id/domains/accounting/field.php
new file mode 100644
index 0000000..9eebfa1
--- /dev/null
+++ b/lang/id/domains/accounting/field.php
@@ -0,0 +1,12 @@
+<?php
+
+return [
+    'coa' => [
+        'code' => 'Kode Akun',
+        'name' => 'Nama Akun',
+        'normal_balance' => 'Saldo Normal',
+        'classification' => 'Klasifikasi',
+        'status' => 'Status',
+        'parent' => 'Turunan Dari',
+    ],
+];
diff --git a/lang/id/domains/accounting/seo.php b/lang/id/domains/accounting/seo.php
new file mode 100644
index 0000000..86e7372
--- /dev/null
+++ b/lang/id/domains/accounting/seo.php
@@ -0,0 +1,9 @@
+<?php
+
+return [
+    'coa' => [
+        'title' => 'Data Bagan Akun (COA)',
+        'description' => 'Kelola bagan akun untuk pencatatan keuangan.',
+        'keywords' => 'bagan akun, coa, akuntansi, keuangan',
+    ],
+];
diff --git a/lang/id/domains/billing/field.php b/lang/id/domains/billing/field.php
new file mode 100644
index 0000000..cb61c5f
--- /dev/null
+++ b/lang/id/domains/billing/field.php
@@ -0,0 +1,9 @@
+<?php
+
+return [
+    'product' => [
+        'code' => 'Kode Produk',
+        'name' => 'Nama Produk',
+        'coa' => 'Bagan Akun (COA)',
+    ],
+];
diff --git a/lang/id/domains/billing/seo.php b/lang/id/domains/billing/seo.php
new file mode 100644
index 0000000..b140412
--- /dev/null
+++ b/lang/id/domains/billing/seo.php
@@ -0,0 +1,9 @@
+<?php
+
+return [
+    'product' => [
+        'title' => 'Data Produk',
+        'description' => 'Kelola produk dan pemetaan bagan akun.',
+        'keywords' => 'produk, billing, tagihan, coa',
+    ],
+];
diff --git a/lang/id/domains/channel/field.php b/lang/id/domains/channel/field.php
index e0ab847..d77c70c 100644
--- a/lang/id/domains/channel/field.php
+++ b/lang/id/domains/channel/field.php
@@ -10,6 +10,7 @@ return [
             'username' => 'Nama Pengguna',
             'password' => 'Password',
             'token' => 'Token',
+            'bearer' => 'Token Bearer',
         ],
         'endpoint_url' => 'URL Endpoint',
     ],
diff --git a/lang/id/domains/channel/messages.php b/lang/id/domains/channel/messages.php
new file mode 100644
index 0000000..d3c695c
--- /dev/null
+++ b/lang/id/domains/channel/messages.php
@@ -0,0 +1,8 @@
+<?php
+
+return [
+    'clients' => [
+        'synced' => 'Klien berhasil disinkronkan.',
+        'fail_to_sync' => 'Klien gagal disinkronkan: :error.',
+    ],
+];
diff --git a/lang/id/domains/finance/enum.php b/lang/id/domains/finance/enum.php
index 1a4c5b0..c9204af 100644
--- a/lang/id/domains/finance/enum.php
+++ b/lang/id/domains/finance/enum.php
@@ -1,17 +1,14 @@
 <?php
 
-use App\Domains\Finance\Enums\AccountClassification;
-use App\Domains\Finance\Enums\InvoiceStatus;
-use App\Domains\Finance\Enums\InvoiceType;
-use App\Domains\Finance\Enums\PaymentDirection;
-use App\Domains\Finance\Enums\PaymentStatus;
+use App\Domains\Billing\Enums\Invoicing\InvoiceStatus;
+use App\Domains\Billing\Enums\Invoicing\InvoiceType;
 
 return [
     'invoice_status' => [
         InvoiceStatus::PAID->value => 'Lunas',
         InvoiceStatus::PENDING->value => 'Tertunda',
         InvoiceStatus::PARTIALLY_PAID->value => 'Dibayar Sebagian',
-        InvoiceStatus::OVERDUE->value => 'Jatuh Tempo',
+        InvoiceStatus::VOID->value => 'Batal',
     ],
     'invoice_type' => [
         InvoiceType::STUDENT_INVOICE->value => 'Faktur Pelanggan',
@@ -19,20 +16,13 @@ return [
         InvoiceType::CREDIT_NOTE->value => 'Nota Kredit',
     ],
     'payment_status' => [
-        PaymentStatus::PENDING->value => 'Tertunda',
-        PaymentStatus::SUCCESS->value => 'Berhasil',
-        PaymentStatus::FAILED->value => 'Gagal',
-        PaymentStatus::EXPIRED->value => 'Kedaluwarsa',
+        'pending' => 'Tertunda',
+        'success' => 'Berhasil',
+        'failed' => 'Gagal',
+        'expired' => 'Kedaluwarsa',
     ],
     'payment_direction' => [
-        PaymentDirection::RECEIPT->value => 'Penerimaan',
-        PaymentDirection::DISBURSEMENT->value => 'Pengeluaran',
-    ],
-    'account_classification' => [
-        AccountClassification::ASSET->value => 'Aset',
-        AccountClassification::LIABILITY->value => 'Kewajiban',
-        AccountClassification::EQUITY->value => 'Ekuitas',
-        AccountClassification::REVENUE->value => 'Pendapatan',
-        AccountClassification::EXPENSE->value => 'Beban',
+        'receipt' => 'Penerimaan',
+        'disbursement' => 'Pengeluaran',
     ],
 ];
diff --git a/lang/id/resources.php b/lang/id/resources.php
index 28db34a..e99005e 100644
--- a/lang/id/resources.php
+++ b/lang/id/resources.php
@@ -19,6 +19,8 @@ return [
     'fee_type' => 'Jenis Biaya',
     'term' => 'Tahun Ajaran',
     'chart_of_account' => 'Bagan Akun',
+    'chartOfAccount' => 'Bagan Akun',
+    'product' => 'Produk',
     'product_mapping' => 'Pemetaan Produk',
     'invoice' => 'Tagihan',
     'client-api' => 'Titik Akhir Sinkronisasi API',
diff --git a/lang/id/ui/menu.php b/lang/id/ui/menu.php
index 9168c74..d501fd1 100644
--- a/lang/id/ui/menu.php
+++ b/lang/id/ui/menu.php
@@ -14,9 +14,12 @@ return [
     'admission_schedules' => 'Jadwal Penerimaan',
     'channel' => 'Saluran',
     'clients' => 'Klien',
+    'accounting' => 'Akuntansi',
+    'chart_of_accounts' => 'Bagan Akun',
+    'billing' => 'Penagihan',
+    'products' => 'Produk',
     'finance' => 'Keuangan',
     'invoices' => 'Tagihan',
-    'chart_of_accounts' => 'Bagan Akun',
     'product_mappings' => 'Pemetaan Produk',
     'identity' => 'Manajemen Pengguna',
     'users' => 'Pengguna',
diff --git a/resources/scss/plugin/datatables.scss b/resources/scss/plugin/datatables.scss
index 9019747..24321ef 100644
--- a/resources/scss/plugin/datatables.scss
+++ b/resources/scss/plugin/datatables.scss
@@ -223,6 +223,10 @@ table.dataTable {
     }
 }
 
+.dt-layout-table {
+    overflow: auto;
+}
+
 // Scoped CoreUI Theme High Contrast Shadows
 [data-coreui-theme="dark"] {
     .dataTables_wrapper .dataTables_processing {
diff --git a/resources/views/components/button.blade.php b/resources/views/components/button.blade.php
index 694ff2b..800b7d9 100644
--- a/resources/views/components/button.blade.php
+++ b/resources/views/components/button.blade.php
@@ -36,7 +36,7 @@
         </template>
         <template x-if="{{ $loading }}">
             <div class="spinner-border spinner-border-sm" role="status">
-                <span class="visually-hidden">{{ __('ui/loading') }}</span>
+                <span class="visually-hidden">{{ __('ui/common.loading') }}</span>
             </div>
         </template>
     @elseif ($attributes->has('wire:loading'))
@@ -56,7 +56,7 @@
             @if ($attributes->has('wire:target')) wire:target="{{ $attributes->get('wire:target') }}" @endif
         >
             <div class="spinner-border spinner-border-sm" role="status">
-                <span class="visually-hidden">{{ __('ui/loading') }}</span>
+                <span class="visually-hidden">{{ __('ui/common.loading') }}</span>
             </div>
         </div>
     @else
diff --git a/resources/views/components/layouts/nav/sidebar.blade.php b/resources/views/components/layouts/nav/sidebar.blade.php
index 085746b..afda060 100644
--- a/resources/views/components/layouts/nav/sidebar.blade.php
+++ b/resources/views/components/layouts/nav/sidebar.blade.php
@@ -78,6 +78,22 @@
             permission="client.viewAny"
         />
 
+        <x-layouts.nav.sidebar.nav-title>{{ __('ui/menu.accounting') }}</x-layouts.nav.sidebar.nav-title>
+        <x-layouts.nav.sidebar.nav-link
+            :route="route('chart-of-accounts.index')"
+            icon="tabler-users"
+            :text="__('ui/menu.chart_of_accounts')"
+            permission="coa.viewAny"
+        />
+
+        <x-layouts.nav.sidebar.nav-title>{{ __('ui/menu.billing') }}</x-layouts.nav.sidebar.nav-title>
+        <x-layouts.nav.sidebar.nav-link
+            :route="route('products.index')"
+            icon="tabler-users"
+            :text="__('ui/menu.products')"
+            permission="product.viewAny"
+        />
+
         <x-layouts.nav.sidebar.nav-title>{{ __('ui/menu.management') }}</x-layouts.nav.sidebar.nav-title>
         <x-layouts.nav.sidebar.nav-link
             :route="route('roles.index')"
diff --git a/resources/views/pages/accounting/chartofaccounts/index.blade.php b/resources/views/pages/accounting/chartofaccounts/index.blade.php
new file mode 100644
index 0000000..3f7ddf2
--- /dev/null
+++ b/resources/views/pages/accounting/chartofaccounts/index.blade.php
@@ -0,0 +1,20 @@
+<x-layouts.app>
+    <x-card> {{ $dataTable->table() }} </x-card>
+
+    <livewire:pages::system.audit.audit-view-modal
+        key-name="ulid"
+        :model="\App\Domains\Accounting\Models\ChartOfAccount::class"
+        translation="domains/accounting/field.coa."
+    />
+
+    <livewire:pages::accounting.chartofaccounts.form-modal />
+
+    @can('chart-of-account.delete')
+        <livewire:datatables.delete-action key-name="ulid" :model="\App\Domains\Accounting\Models\ChartOfAccount::class" />
+    @endcan
+
+    @push('page-scripts')
+        @vite('resources/js/plugin/datatables.js')
+        {{ $dataTable->scripts(attributes: ['type' => 'module']) }}
+    @endpush
+</x-layouts.app>
diff --git a/resources/views/pages/accounting/chartofaccounts/⚡form-modal/form-modal.blade.php b/resources/views/pages/accounting/chartofaccounts/⚡form-modal/form-modal.blade.php
new file mode 100644
index 0000000..6eca456
--- /dev/null
+++ b/resources/views/pages/accounting/chartofaccounts/⚡form-modal/form-modal.blade.php
@@ -0,0 +1,56 @@
+@use(App\Domains\Accounting\Enums\Ledger\AccountBalance)
+@use(App\Domains\Accounting\Enums\Ledger\AccountClassification)
+@use(App\Domains\System\Enums\LifecycleStatus)
+<x-modal id="chartofaccount-form-modal" :title="$this->title" wire:submit="save" wire:loading form livewire>
+    <div class="d-flex flex-column gap-3">
+        <x-form.select
+            name="form.parent"
+            :label="__('domains/accounting/field.coa.parent')"
+            wire:model.live="form.parent_id"
+            :options="$this->chartOfAccounts->pluck('name', 'ulid')"
+        />
+
+        <x-form.input
+            name="form.code"
+            wire:model="form.code"
+            :disabled="$mode == 'update'"
+            :label="__('domains/accounting/field.coa.code')"
+        />
+
+        <x-form.input
+            name="form.name"
+            wire:model="form.name"
+            :disabled="$mode == 'update'"
+            :label="__('domains/accounting/field.coa.name')"
+        />
+
+        <x-form.select
+            name="form.classification"
+            :label="__('domains/accounting/field.coa.normal_balance')"
+            wire:model="form.normal_balance"
+            :disabled="$form->parent_id != null"
+            :options="AccountBalance::options()"
+        />
+
+        <x-form.select
+            name="form.classification"
+            :label="__('domains/accounting/field.coa.classification')"
+            wire:model="form.classification"
+            :disabled="$form->parent_id != null"
+            :options="AccountClassification::options()"
+        />
+
+        <x-form.select
+            name="form.status"
+            :label="__('domains/accounting/field.coa.status')"
+            wire:model="form.status"
+            :disabled="$mode == 'update'"
+            :options="LifecycleStatus::options()"
+        />
+    </div>
+
+    <x-slot:footer>
+        <x-button type="button" theme="secondary" :label="__('ui/button.cancel')" data-coreui-dismiss="modal"/>
+        <x-button type="submit" theme="primary" :label="__('ui/button.save')"/>
+    </x-slot:footer>
+</x-modal>
diff --git a/resources/views/pages/accounting/chartofaccounts/⚡form-modal/form-modal.php b/resources/views/pages/accounting/chartofaccounts/⚡form-modal/form-modal.php
new file mode 100644
index 0000000..2654823
--- /dev/null
+++ b/resources/views/pages/accounting/chartofaccounts/⚡form-modal/form-modal.php
@@ -0,0 +1,115 @@
+<?php
+
+use App\Domains\Accounting\Actions\LedgerConfiguration\AdjustAccountClassification;
+use App\Domains\Accounting\Actions\LedgerConfiguration\RegisterChartOfAccount;
+use App\Domains\Accounting\DTOs\LedgerConfiguration\AdjustAccountClassificationDTO;
+use App\Domains\Accounting\DTOs\LedgerConfiguration\RegisterChartOfAccountDTO;
+use App\Domains\Accounting\Models\ChartOfAccount;
+use App\Livewire\Concerns\WithModal;
+use App\Livewire\Concerns\WithToast;
+use App\Livewire\Forms\Accounting\ChartOfAccountForm;
+use Illuminate\Support\Collection;
+use Livewire\Attributes\Computed;
+use Livewire\Attributes\Locked;
+use Livewire\Component;
+
+new class extends Component
+{
+    use WithModal;
+    use WithToast;
+
+    public ChartOfAccountForm $form;
+
+    #[Locked]
+    public ?string $id = null;
+
+    #[Locked]
+    public string $mode = 'create';
+
+    protected string $resourceName = 'chart_of_account';
+
+    public function updating($property, $value): void
+    {
+        if ($property === 'form.parent_id') {
+            $props = explode('.', $property);
+            $props = implode('->', $props);
+            $this->{$props} = $value;
+
+            $coa = $this->chartOfAccounts->where('ulid', $value)->first();
+            if ($coa) {
+                $this->form->code = $coa->code + 1;
+                $this->form->classification = $coa->classification;
+            }
+        }
+    }
+
+    public function show(int|string $id): void
+    {
+        $this->id = $id;
+        $this->mode = 'update';
+        $coa = $this->coa->except(['ulid', 'created_at', 'updated_at']);
+        $coa['parent_id'] = $this->chartOfAccounts
+            ->where('id', $coa['parent_id'])
+            ->first()
+            ?->ulid;
+        $this->form->fill($coa);
+    }
+
+    #[Computed]
+    public function coa(): ChartOfAccount
+    {
+        return $this->id ? ChartOfAccount::where('ulid', $this->id)->first() : new ChartOfAccount;
+    }
+
+    #[Computed]
+    public function chartOfAccounts(): Collection
+    {
+        return ChartOfAccount::query()
+            ->select(['id', 'name', 'code', 'ulid', 'classification'])
+            ->get();
+    }
+
+    public function save(RegisterChartOfAccount $register, AdjustAccountClassification $adjust): void
+    {
+        $this->form->validate();
+
+        $parentId = null;
+        if($this->form->parent_id) {
+            $parentId = $this->chartOfAccounts
+                ->where('ulid', $this->form->parent_id)
+                ->first()
+                ->id;
+        }
+
+        if ($this->mode === 'create') {
+            $register->execute(new RegisterChartOfAccountDTO(
+                code: $this->form->code,
+                name: $this->form->name,
+                classification: $this->form->classification,
+                normal_balance: $this->form->normal_balance,
+                status: $this->form->status,
+                parentId: $parentId,
+            ));
+            $this->success(__('ui/crud.success.created', ['resource' => __('resources.chart_of_account')]));
+        } elseif ($this->mode == 'update') {
+            $adjust->execute($this->coa, new AdjustAccountClassificationDTO(
+                code: $this->form->code,
+                name: $this->form->name,
+                classification: $this->form->classification,
+                normal_balance: $this->form->normal_balance,
+                parentId: $parentId,
+            ));
+            $this->success(__('ui/crud.success.updated', ['resource' => __('resources.chart_of_account')]));
+        }
+
+        $this->dispatch('hide-chartofaccount-form-modal');
+        $this->js("LaravelDataTables['chart-of-account-table'].ajax.reload(null, false)");
+    }
+
+    public function hide(): void
+    {
+        $this->form->reset();
+        $this->reset('id', 'mode');
+        $this->form->reset();
+    }
+};
diff --git a/resources/views/pages/billing/products/index.blade.php b/resources/views/pages/billing/products/index.blade.php
new file mode 100644
index 0000000..5c84583
--- /dev/null
+++ b/resources/views/pages/billing/products/index.blade.php
@@ -0,0 +1,17 @@
+<x-layouts.app>
+    <x-card>
+        {{ $dataTable->table() }}
+    </x-card>
+
+    <livewire:pages::system.audit.audit-view-modal key-name="id" model="\App\Domains\Billing\Models\Product::class"
+                                                   translation="domains/billing/field.product."/>
+
+    <livewire:pages::billing.products.form-modal />
+
+    <livewire:datatables.delete-action key-name="id" :model="\App\Domains\Billing\Models\Product::class" />
+
+    @push('page-scripts')
+        @vite(['resources/js/plugin/datatables.js', 'resources/js/plugin/select2.js'])
+        {{ $dataTable->scripts(attributes: ['type' => 'module']) }}
+    @endpush
+</x-layouts.app>
diff --git a/resources/views/pages/billing/products/⚡form-modal/form-modal.blade.php b/resources/views/pages/billing/products/⚡form-modal/form-modal.blade.php
new file mode 100644
index 0000000..379a4ca
--- /dev/null
+++ b/resources/views/pages/billing/products/⚡form-modal/form-modal.blade.php
@@ -0,0 +1,27 @@
+<x-modal id="product-form-modal" :title="$this->title" wire:submit="save" wire:loading form livewire>
+    <div class="d-flex flex-column gap-3">
+        <x-form.input
+            name="form.code"
+            :label="__('domains/billing/field.product.code')"
+            wire:model="form.code"
+        />
+        <x-form.input
+            name="form.name"
+            :label="__('domains/billing/field.product.name')"
+            wire:model="form.name"
+        />
+        <x-form.select x-select2="{
+                dropdownParent: $('#product-form-modal')
+            }"
+            name="form.coa_id"
+            :label="__('domains/billing/field.product.coa')"
+            wire:model="form.coa_id"
+            :options="$this->coaOptions"
+        />
+    </div>
+
+    <x-slot:footer>
+        <x-button type="button" theme="secondary" :label="__('ui/button.cancel')" data-bs-dismiss="modal" />
+        <x-button type="submit" theme="primary" :label="__('ui/button.save')" />
+    </x-slot:footer>
+</x-modal>
diff --git a/resources/views/pages/billing/products/⚡form-modal/form-modal.php b/resources/views/pages/billing/products/⚡form-modal/form-modal.php
new file mode 100644
index 0000000..b947dbd
--- /dev/null
+++ b/resources/views/pages/billing/products/⚡form-modal/form-modal.php
@@ -0,0 +1,83 @@
+<?php
+
+use App\Domains\Accounting\Models\ChartOfAccount;
+use App\Domains\Billing\Actions\Catalog\ModifyProduct;
+use App\Domains\Billing\Actions\Catalog\RegisterProduct;
+use App\Domains\Billing\DTOs\Catalog\ModifyProductDTO;
+use App\Domains\Billing\DTOs\Catalog\RegisterProductDTO;
+use App\Domains\Billing\Models\Product;
+use App\Livewire\Concerns\WithModal;
+use App\Livewire\Concerns\WithToast;
+use App\Livewire\Forms\Billing\ProductForm;
+use Illuminate\Support\Collection;
+use Livewire\Attributes\Computed;
+use Livewire\Attributes\Locked;
+use Livewire\Component;
+
+new class extends Component
+{
+    use WithModal;
+    use WithToast;
+
+    #[Locked]
+    public ?int $id = null;
+
+    #[Locked]
+    public string $mode = 'create';
+
+    public ProductForm $form;
+
+    protected string $resourceName = 'product';
+
+    public function show(int|string $id): void
+    {
+        $this->id   = $id;
+        $this->mode = 'update';
+
+        $product = Product::findOrFail($id);
+        $this->form->fill([
+            'code'   => $product->code,
+            'name'   => $product->name,
+            'coa_id' => $product->coa_id,
+        ]);
+    }
+
+    #[Computed]
+    public function coaOptions(): Collection
+    {
+        return ChartOfAccount::query()
+            ->select(['id', 'name', 'code'])
+            ->orderBy('code')
+            ->get()
+            ->mapWithKeys(fn ($coa) => [$coa->id => "{$coa->code} - {$coa->name}"]);
+    }
+
+    public function save(RegisterProduct $register, ModifyProduct $modify): void
+    {
+        $this->form->validate();
+
+        if ($this->mode === 'create') {
+            $register->execute(new RegisterProductDTO(
+                name:  $this->form->name,
+                code:  $this->form->code,
+                coaId: $this->form->coa_id,
+            ));
+        } elseif ($this->mode === 'update') {
+            $product = Product::findOrFail($this->id);
+            $modify->execute($product, new ModifyProductDTO(
+                name:  $this->form->name,
+                code:  $this->form->code,
+                coaId: $this->form->coa_id,
+            ));
+        }
+
+        $this->dispatch('hide-product-form-modal');
+        $this->js("LaravelDataTables['product-table'].ajax.reload(null, false)");
+    }
+
+    public function hide(): void
+    {
+        $this->form->reset();
+        $this->reset('id', 'mode');
+    }
+};
diff --git a/routes/web.php b/routes/web.php
index 60df9ca..e3aa012 100644
--- a/routes/web.php
+++ b/routes/web.php
@@ -6,14 +6,13 @@ use App\Http\Controllers\Web\Academic\FacultyController;
 use App\Http\Controllers\Web\Academic\StudyProgramController;
 use App\Http\Controllers\Web\Academic\TermController;
 use App\Http\Controllers\Web\Account\ProfileController;
+use App\Http\Controllers\Web\Accounting\ChartOfAccountController;
 use App\Http\Controllers\Web\Admission\AcademicProgramController;
 use App\Http\Controllers\Web\Admission\AdmissionScheduleController;
 use App\Http\Controllers\Web\Admission\AdmissionTrackController;
 use App\Http\Controllers\Web\Admission\FeeTypeController;
+use App\Http\Controllers\Web\Billing\ProductController;
 use App\Http\Controllers\Web\Channel\ClientController;
-use App\Http\Controllers\Web\Finance\ChartOfAccountController;
-use App\Http\Controllers\Web\Finance\InvoiceController;
-use App\Http\Controllers\Web\Finance\ProductMappingController;
 use App\Http\Controllers\Web\Identity\RoleController;
 use App\Http\Controllers\Web\Identity\UserController;
 use Illuminate\Support\Facades\Route;
@@ -66,6 +65,14 @@ Route::middleware(['web', 'auth', 'verified', 'seo', 'layouts'])->group(function
         ->can('client.viewAny')
         ->name('clients.index');
 
+    Route::get('/products', ProductController::class)
+        ->can('product.viewAny')
+        ->name('products.index');
+
+    Route::get('/chart-of-accounts', ChartOfAccountController::class)
+        ->can('coa.viewAny')
+        ->name('chart-of-accounts.index');
+
     Route::middleware('password.confirm')->group(function () {
         Route::livewire('/system/settings', 'pages::system.settings.setting-list')->name('system-setting.index');
         Route::livewire('/system/backups', 'pages::system.backups.backup-list')->name('system-backup.index');
diff --git a/tests/Unit/Domains/Account/Enums/GenderOptionTest.php b/tests/Unit/Domains/Account/Enums/GenderOptionTest.php
index 9636e0d..66ed089 100644
--- a/tests/Unit/Domains/Account/Enums/GenderOptionTest.php
+++ b/tests/Unit/Domains/Account/Enums/GenderOptionTest.php
@@ -6,6 +6,6 @@ use Tests\TestCase;
 uses(TestCase::class);
 
 test('it has correct labels', function () {
-    expect(GenderOption::MALE->label())->toBe(__('domains/account/enum.gender-option.male'))
-        ->and(GenderOption::FEMALE->label())->toBe(__('domains/account/enum.gender-option.female'));
+    expect(GenderOption::MALE->label())->toBe(__('domains/account/enum.gender_option.male'))
+        ->and(GenderOption::FEMALE->label())->toBe(__('domains/account/enum.gender_option.female'));
 });