diff --git a/app/Events/Statement/StatementWasEmailed.php b/app/Events/Statement/StatementWasEmailed.php
new file mode 100644
index 0000000000..ea79a211a2
--- /dev/null
+++ b/app/Events/Statement/StatementWasEmailed.php
@@ -0,0 +1,42 @@
+<?php
+/**
+ * Invoice Ninja (https://invoiceninja.com).
+ *
+ * @link https://github.com/invoiceninja/invoiceninja source repository
+ *
+ * @copyright Copyright (c) 2024. Invoice Ninja LLC (https://invoiceninja.com)
+ *
+ * @license https://www.elastic.co/licensing/elastic-license
+ */
+
+namespace App\Events\Statement;
+
+use App\Models\Client;
+use App\Models\Company;
+use Illuminate\Broadcasting\InteractsWithSockets;
+use Illuminate\Foundation\Events\Dispatchable;
+use Illuminate\Queue\SerializesModels;
+
+/**
+ * Class StatementWasEmailed.
+ */
+class StatementWasEmailed
+{
+    use Dispatchable;
+    use InteractsWithSockets;
+    use SerializesModels;
+
+    public function __construct(public Client $client, public Company $company, public string $end_date, public array $event_vars)
+    {
+    }
+
+    // /**
+    //  * Get the channels the event should broadcast on.
+    //  *
+    //  * @return Channel|array
+    //  */
+    public function broadcastOn()
+    {
+        return [];
+    }
+}
diff --git a/app/Http/Requests/BankTransaction/StoreBankTransactionRequest.php b/app/Http/Requests/BankTransaction/StoreBankTransactionRequest.php
index c3edb7bd9d..55deb420ab 100644
--- a/app/Http/Requests/BankTransaction/StoreBankTransactionRequest.php
+++ b/app/Http/Requests/BankTransaction/StoreBankTransactionRequest.php
@@ -41,7 +41,7 @@ class StoreBankTransactionRequest extends Request
         $rules = [];
 
         $rules['bank_integration_id'] = 'bail|required|exists:bank_integrations,id,company_id,'.$user->company()->id.',is_deleted,0';
-
+        $rules['amount'] = ['sometimes', 'bail', 'numeric', 'nullable', 'max:99999999999999'];
         return $rules;
     }
 
@@ -55,6 +55,7 @@ class StoreBankTransactionRequest extends Request
             $input['bank_integration_id'] = $this->decodePrimaryKey($input['bank_integration_id']);
         }
 
+        
         $this->replace($input);
     }
 }
diff --git a/app/Http/Requests/BankTransaction/UpdateBankTransactionRequest.php b/app/Http/Requests/BankTransaction/UpdateBankTransactionRequest.php
index 9cfab70d59..03544f2d07 100644
--- a/app/Http/Requests/BankTransaction/UpdateBankTransactionRequest.php
+++ b/app/Http/Requests/BankTransaction/UpdateBankTransactionRequest.php
@@ -44,9 +44,7 @@ class UpdateBankTransactionRequest extends Request
             $rules['vendor_id'] = 'bail|required|exists:vendors,id,company_id,'.auth()->user()->company()->id.',is_deleted,0';
         }
 
-        // if (isset($this->expense_id)) {
-        //     $rules['expense_id'] = 'bail|required|exists:expenses,id,company_id,'.auth()->user()->company()->id.',is_deleted,0';
-        // }
+        $rules['amount'] = ['sometimes', 'bail', 'nullable', 'numeric', 'max:99999999999999'];
 
         $rules['bank_integration_id'] = 'bail|required|exists:bank_integrations,id,company_id,'.auth()->user()->company()->id.',is_deleted,0';
 
diff --git a/app/Http/Requests/Expense/StoreExpenseRequest.php b/app/Http/Requests/Expense/StoreExpenseRequest.php
index 5667e4b1ef..b3aec1fce9 100644
--- a/app/Http/Requests/Expense/StoreExpenseRequest.php
+++ b/app/Http/Requests/Expense/StoreExpenseRequest.php
@@ -53,6 +53,7 @@ class StoreExpenseRequest extends Request
         $rules['payment_date'] = 'bail|nullable|sometimes|date:Y-m-d';
         $rules['date'] = 'bail|sometimes|date:Y-m-d';
         $rules['documents'] = 'bail|sometimes|array';
+        $rules['amount'] = ['sometimes', 'bail', 'nullable', 'numeric', 'max:99999999999999'];
 
         return $this->globalRules($rules);
     }
diff --git a/app/Http/Requests/Expense/UpdateExpenseRequest.php b/app/Http/Requests/Expense/UpdateExpenseRequest.php
index 25ca66022a..ced5c9bd1a 100644
--- a/app/Http/Requests/Expense/UpdateExpenseRequest.php
+++ b/app/Http/Requests/Expense/UpdateExpenseRequest.php
@@ -55,7 +55,7 @@ class UpdateExpenseRequest extends Request
         $rules['transaction_id'] = 'bail|sometimes|nullable|exists:bank_transactions,id,company_id,'.$user->company()->id;
         $rules['invoice_id'] = 'bail|sometimes|nullable|exists:invoices,id,company_id,'.$user->company()->id;
         $rules['documents'] = 'bail|sometimes|array';
-
+        $rules['amount'] = ['sometimes', 'bail', 'nullable', 'numeric', 'max:99999999999999'];
 
         return $this->globalRules($rules);
     }
diff --git a/app/Http/Requests/Payment/RefundPaymentRequest.php b/app/Http/Requests/Payment/RefundPaymentRequest.php
index 71fdf39e29..2cee811ea8 100644
--- a/app/Http/Requests/Payment/RefundPaymentRequest.php
+++ b/app/Http/Requests/Payment/RefundPaymentRequest.php
@@ -67,9 +67,8 @@ class RefundPaymentRequest extends Request
         $input = $this->all();
 
         $rules = [
-            'id' => 'bail|required', //@phpstan-ignore-line
-            'id' => new ValidRefundableRequest($input),
-            'amount' => 'numeric',
+            'id' => ['bail','required', new ValidRefundableRequest($input)],
+            'amount' => ['numeric', 'max:99999999999999'],
             'date' => 'required',
             'invoices.*.invoice_id' => 'required',
             'invoices.*.amount' => 'required',
diff --git a/app/Http/Requests/Payment/StorePaymentRequest.php b/app/Http/Requests/Payment/StorePaymentRequest.php
index 152a8aecff..10fe585229 100644
--- a/app/Http/Requests/Payment/StorePaymentRequest.php
+++ b/app/Http/Requests/Payment/StorePaymentRequest.php
@@ -50,7 +50,7 @@ class StorePaymentRequest extends Request
             'invoices.*.invoice_id' => ['bail','required','distinct', new ValidInvoicesRules($this->all()),Rule::exists('invoices','id')->where('company_id', $user->company()->id)->where('client_id', $this->client_id)],
             'credits.*.credit_id' => ['bail','required','distinct', new ValidCreditsRules($this->all()),Rule::exists('credits','id')->where('company_id', $user->company()->id)->where('client_id', $this->client_id)],
             'credits.*.amount' => ['bail','required', new CreditsSumRule($this->all())],
-            'amount' => ['bail', 'numeric', new PaymentAmountsBalanceRule()],
+            'amount' => ['bail', 'numeric', new PaymentAmountsBalanceRule(), 'max:99999999999999'],
             'number' => ['bail', 'nullable',  Rule::unique('payments')->where('company_id', $user->company()->id)],
             'idempotency_key' => ['nullable', 'bail', 'string','max:64', Rule::unique('payments')->where('company_id', $user->company()->id)],
         ];
diff --git a/app/Listeners/Statement/StatementEmailedActivity.php b/app/Listeners/Statement/StatementEmailedActivity.php
new file mode 100644
index 0000000000..0fae3bde51
--- /dev/null
+++ b/app/Listeners/Statement/StatementEmailedActivity.php
@@ -0,0 +1,56 @@
+<?php
+/**
+ * Invoice Ninja (https://invoiceninja.com).
+ *
+ * @link https://github.com/invoiceninja/invoiceninja source repository
+ *
+ * @copyright Copyright (c) 2024. Invoice Ninja LLC (https://invoiceninja.com)
+ *
+ * @license https://www.elastic.co/licensing/elastic-license
+ */
+
+namespace App\Listeners\Statement;
+
+use App\Libraries\MultiDB;
+use App\Models\Activity;
+use App\Repositories\ActivityRepository;
+use Illuminate\Contracts\Queue\ShouldQueue;
+use stdClass;
+
+class StatementEmailedActivity implements ShouldQueue
+{
+    protected $activityRepo;
+
+    /**
+     * Create the event listener.
+     *
+     * @param ActivityRepository $activityRepo
+     */
+    public function __construct(ActivityRepository $activityRepo)
+    {
+        $this->activityRepo = $activityRepo;
+    }
+
+    /**
+     * Handle the event.
+     *
+     * @param  object  $event
+     * @return void
+     */
+    public function handle($event)
+    {
+        MultiDB::setDb($event->company->db);
+
+        $fields = new stdClass();
+
+        $user_id = isset($event->event_vars['user_id']) ? $event->event_vars['user_id'] : $event->client->id;
+
+        $fields->user_id = $user_id;
+        $fields->client_id = $event->client->id;
+        $fields->notes = $event->end_date;
+        $fields->company_id = $event->company->id;
+        $fields->activity_type_id = Activity::EMAIL_STATEMENT;
+
+        $this->activityRepo->save($fields, $event->client, $event->event_vars);
+    }
+}
diff --git a/tests/Feature/MaxAmountTest.php b/tests/Feature/MaxAmountTest.php
new file mode 100644
index 0000000000..e69610b0f0
--- /dev/null
+++ b/tests/Feature/MaxAmountTest.php
@@ -0,0 +1,199 @@
+<?php
+/**
+ * Invoice Ninja (https://invoiceninja.com).
+ *
+ * @link https://github.com/invoiceninja/invoiceninja source repository
+ *
+ * @copyright Copyright (c) 2021. Invoice Ninja LLC (https://invoiceninja.com)
+ *
+ * @license https://www.elastic.co/licensing/elastic-license
+ */
+
+namespace Tests\Feature;
+
+use Tests\TestCase;
+use App\Models\Quote;
+use App\Models\Credit;
+use App\Models\Invoice;
+use Tests\MockAccountData;
+use App\Models\PurchaseOrder;
+use App\DataMapper\InvoiceItem;
+use App\Models\RecurringInvoice;
+use Illuminate\Validation\ValidationException;
+use Illuminate\Routing\Middleware\ThrottleRequests;
+use Illuminate\Foundation\Testing\DatabaseTransactions;
+
+/**
+ * @test
+ * @covers App\Http\Controllers\ActivityController
+ */
+class MaxAmountTest extends TestCase
+{
+    use DatabaseTransactions;
+    use MockAccountData;
+
+    protected function setUp() :void
+    {
+        parent::setUp();
+
+        $this->makeTestData();
+
+        $this->withoutMiddleware(
+            ThrottleRequests::class
+        );
+        
+    }
+
+    public function testInvoiceMaxAmount()
+    {
+        $item = new InvoiceItem();
+        $item->cost = 10000000000000000;
+        $item->quantity = 100;
+
+        $data = [
+            'user_id' => $this->user->id,
+            'client_id' => $this->client->id,
+            'company_id' => $this->company->id,
+            'line_items' => [$item]
+        ];
+
+        $response = $this->withHeaders([
+            'X-API-SECRET' => config('ninja.api_secret'),
+            'X-API-TOKEN' => $this->token,
+        ])->postJson('/api/v1/invoices', $data);
+
+        $response->assertStatus(422);
+
+        $i = Invoice::factory()->create($data);
+        
+        $response = $this->withHeaders([
+            'X-API-SECRET' => config('ninja.api_secret'),
+            'X-API-TOKEN' => $this->token,
+        ])->putJson("/api/v1/invoices/{$i->hashed_id}", $data);
+
+        $response->assertStatus(422);
+    }
+
+
+    public function testCreditMaxAmount()
+    {
+        $item = new InvoiceItem();
+        $item->cost = 10000000000000000;
+        $item->quantity = 100;
+
+        $data = [
+            'user_id' => $this->user->id,
+            'client_id' => $this->client->id,
+            'company_id' => $this->company->id,
+            'line_items' => [$item]
+        ];
+
+        $response = $this->withHeaders([
+            'X-API-SECRET' => config('ninja.api_secret'),
+            'X-API-TOKEN' => $this->token,
+        ])->postJson('/api/v1/credits', $data);
+
+        $response->assertStatus(422);
+
+        $i = Credit::factory()->create($data);
+        
+        $response = $this->withHeaders([
+            'X-API-SECRET' => config('ninja.api_secret'),
+            'X-API-TOKEN' => $this->token,
+        ])->putJson("/api/v1/credits/{$i->hashed_id}", $data);
+
+        $response->assertStatus(422);
+    }
+
+
+    public function testQuoteMaxAmount()
+    {
+        $item = new InvoiceItem();
+        $item->cost = 10000000000000000;
+        $item->quantity = 100;
+
+        $data = [
+            'user_id' => $this->user->id,
+            'client_id' => $this->client->id,
+            'company_id' => $this->company->id,
+            'line_items' => [$item]
+        ];
+
+        $response = $this->withHeaders([
+            'X-API-SECRET' => config('ninja.api_secret'),
+            'X-API-TOKEN' => $this->token,
+        ])->postJson('/api/v1/quotes', $data);
+
+        $response->assertStatus(422);
+
+        $i = Quote::factory()->create($data);
+        
+        $response = $this->withHeaders([
+            'X-API-SECRET' => config('ninja.api_secret'),
+            'X-API-TOKEN' => $this->token,
+        ])->putJson("/api/v1/quotes/{$i->hashed_id}", $data);
+
+        $response->assertStatus(422);
+    }
+
+public function testPurchaseOrderMaxAmount()
+    {
+        $item = new InvoiceItem();
+        $item->cost = 10000000000000000;
+        $item->quantity = 100;
+
+        $data = [
+            'user_id' => $this->user->id,
+            'vendor_id' => $this->vendor->id,
+            'company_id' => $this->company->id,
+            'line_items' => [$item]
+        ];
+
+        $response = $this->withHeaders([
+            'X-API-SECRET' => config('ninja.api_secret'),
+            'X-API-TOKEN' => $this->token,
+        ])->postJson('/api/v1/purchase_orders', $data);
+
+        $response->assertStatus(422);
+
+        $i = PurchaseOrder::factory()->create($data);
+        
+        $response = $this->withHeaders([
+            'X-API-SECRET' => config('ninja.api_secret'),
+            'X-API-TOKEN' => $this->token,
+        ])->putJson("/api/v1/purchase_orders/{$i->hashed_id}", $data);
+
+        $response->assertStatus(422);
+    }
+
+    public function testRecurringInvoiceMaxAmount()
+    {
+        $item = new InvoiceItem();
+        $item->cost = 10000000000000000;
+        $item->quantity = 100;
+
+        $data = [
+            'user_id' => $this->user->id,
+            'client_id' => $this->client->id,
+            'company_id' => $this->company->id,
+            'line_items' => [$item],
+            'frequency_id' => 5
+        ];
+
+        $response = $this->withHeaders([
+            'X-API-SECRET' => config('ninja.api_secret'),
+            'X-API-TOKEN' => $this->token,
+        ])->postJson('/api/v1/recurring_invoices', $data);
+
+        $response->assertStatus(422);
+
+        $i = RecurringInvoice::factory()->create($data);
+        
+        $response = $this->withHeaders([
+            'X-API-SECRET' => config('ninja.api_secret'),
+            'X-API-TOKEN' => $this->token,
+        ])->putJson("/api/v1/recurring_invoices/{$i->hashed_id}", $data);
+
+        $response->assertStatus(422);
+    }
+}