diff --git a/src/Api/Collect/CollectApi.php b/src/Api/Collect/CollectApi.php
new file mode 100644
index 0000000..df77d72
--- /dev/null
+++ b/src/Api/Collect/CollectApi.php
@@ -0,0 +1,27 @@
+<?php
+
+namespace Tpay\OpenApi\Api\Collect;
+
+use Tpay\OpenApi\Api\ApiAction;
+use Tpay\OpenApi\Model\Objects\RequestBody\CollectBankAccount;
+
+class CollectApi extends ApiAction
+{
+    public function getBankAccounts($page = 1, $limit = 35)
+    {
+        $requestUrl = $this->addQueryFields('/collect/bank-accounts', ['page' => $page, 'limit' => $limit]);
+
+        return $this->run(static::GET, $requestUrl);
+    }
+
+    public function addBankAccount($accountNumber, $ownerName, $additionalInformation)
+    {
+        $fields = [
+            'accountNumber' => $accountNumber,
+            'ownerName' => $ownerName,
+            'additionalInformation' => $additionalInformation,
+        ];
+
+        return $this->run(static::POST, '/collect/bank-accounts', $fields, new CollectBankAccount());
+    }
+}
diff --git a/src/Api/TpayApi.php b/src/Api/TpayApi.php
index d791405..66ca600 100644
--- a/src/Api/TpayApi.php
+++ b/src/Api/TpayApi.php
@@ -5,6 +5,7 @@
 use RuntimeException;
 use Tpay\OpenApi\Api\Accounts\AccountsApi;
 use Tpay\OpenApi\Api\Authorization\AuthorizationApi;
+use Tpay\OpenApi\Api\Collect\CollectApi;
 use Tpay\OpenApi\Api\Refunds\RefundsApi;
 use Tpay\OpenApi\Api\Reports\ReportsApi;
 use Tpay\OpenApi\Api\Transactions\TransactionsApi;
@@ -20,6 +21,9 @@ class TpayApi
     /** @var null|AuthorizationApi */
     private $authorization;
 
+    /** @var null|CollectApi */
+    private $collect;
+
     /** @var null|RefundsApi */
     private $refunds;
 
@@ -169,6 +173,22 @@ public function transactions()
         return $this->transactions;
     }
 
+    /** @return CollectApi */
+    public function collect()
+    {
+        $this->authorize();
+        if (null === $this->collect) {
+            $this->collect = (new CollectApi($this->token, $this->productionMode))
+                ->overrideApiUrl($this->apiUrl);
+
+            if ($this->clientName) {
+                $this->collect->setClientName($this->clientName);
+            }
+        }
+
+        return $this->collect;
+    }
+
     private function authorize()
     {
         $fields = [
diff --git a/src/Model/Fields/Collect/AccountNumber.php b/src/Model/Fields/Collect/AccountNumber.php
new file mode 100644
index 0000000..532a8c4
--- /dev/null
+++ b/src/Model/Fields/Collect/AccountNumber.php
@@ -0,0 +1,14 @@
+<?php
+
+namespace Tpay\OpenApi\Model\Fields\Collect;
+
+use Tpay\OpenApi\Model\Fields\Field;
+
+class AccountNumber extends Field
+{
+    protected $name = __CLASS__;
+    protected $type = self::STRING;
+    protected $minLength = 28;
+    protected $maxLength = 28;
+    protected $pattern = '^PL\d{26}$';
+}
diff --git a/src/Model/Fields/Collect/AdditionalInformation.php b/src/Model/Fields/Collect/AdditionalInformation.php
new file mode 100644
index 0000000..027fe4c
--- /dev/null
+++ b/src/Model/Fields/Collect/AdditionalInformation.php
@@ -0,0 +1,12 @@
+<?php
+
+namespace Tpay\OpenApi\Model\Fields\Collect;
+
+use Tpay\OpenApi\Model\Fields\Field;
+
+class AdditionalInformation extends Field
+{
+    protected $name = __CLASS__;
+    protected $type = self::STRING;
+    protected $maxLength = 1000;
+}
diff --git a/src/Model/Fields/Collect/OwnerName.php b/src/Model/Fields/Collect/OwnerName.php
new file mode 100644
index 0000000..1a3d1e9
--- /dev/null
+++ b/src/Model/Fields/Collect/OwnerName.php
@@ -0,0 +1,12 @@
+<?php
+
+namespace Tpay\OpenApi\Model\Fields\Collect;
+
+use Tpay\OpenApi\Model\Fields\Field;
+
+class OwnerName extends Field
+{
+    protected $name = __CLASS__;
+    protected $type = self::STRING;
+    protected $maxLength = 1000;
+}
diff --git a/src/Model/Objects/RequestBody/CollectBankAccount.php b/src/Model/Objects/RequestBody/CollectBankAccount.php
new file mode 100644
index 0000000..8982226
--- /dev/null
+++ b/src/Model/Objects/RequestBody/CollectBankAccount.php
@@ -0,0 +1,32 @@
+<?php
+
+namespace Tpay\OpenApi\Model\Objects\RequestBody;
+
+use Tpay\OpenApi\Model\Fields\Collect\AccountNumber;
+use Tpay\OpenApi\Model\Fields\Collect\AdditionalInformation;
+use Tpay\OpenApi\Model\Fields\Collect\OwnerName;
+use Tpay\OpenApi\Model\Objects\Objects;
+
+class CollectBankAccount extends Objects
+{
+    const OBJECT_FIELDS = [
+        'accountNumber' => AccountNumber::class,
+        'ownerName' => OwnerName::class,
+        'additionalInformation' => AdditionalInformation::class,
+    ];
+
+    public $accountNumber;
+
+    public $ownerName;
+
+    public $additionalInformation;
+
+    public function getRequiredFields()
+    {
+        return [
+            $this->accountNumber,
+            $this->ownerName,
+            $this->additionalInformation,
+        ];
+    }
+}
diff --git a/tests/Api/Collect/CollectApiTest.php b/tests/Api/Collect/CollectApiTest.php
new file mode 100644
index 0000000..80e1f27
--- /dev/null
+++ b/tests/Api/Collect/CollectApiTest.php
@@ -0,0 +1,125 @@
+<?php
+
+namespace Tpay\Tests\OpenApi\Api\Collect;
+
+use InvalidArgumentException;
+use PHPUnit\Framework\TestCase;
+use Tpay\OpenApi\Api\Collect\CollectApi;
+use Tpay\OpenApi\Model\Fields\Token\AccessToken;
+use Tpay\OpenApi\Model\Objects\Authorization\Token;
+use Tpay\Tests\OpenApi\Mock\CurlMock;
+use UnexpectedValueException;
+
+/**
+ * @covers \Tpay\OpenApi\Api\Collect\CollectApi
+ */
+class CollectApiTest extends TestCase
+{
+    /** @dataProvider validBankAccountData */
+    public function testAddingValidBankAccount($accountNumber, $ownerName, $additionalInformation)
+    {
+        $collectApi = $this->createCollectApiWithCurlMock('ok');
+
+        $result = $collectApi->addBankAccount($accountNumber, $ownerName, $additionalInformation);
+
+        self::assertSame('ok', $result);
+    }
+
+    /** @dataProvider invalidBankAccountData */
+    public function testAddingInvalidBankAccount($accountNumber, $ownerName, $additionalInformation, $exception, $exceptionMessage)
+    {
+        $collectApi = $this->createCollectApiWithCurlMock('error');
+
+        $this->expectException($exception);
+        $this->expectExceptionMessage($exceptionMessage);
+
+        $collectApi->addBankAccount($accountNumber, $ownerName, $additionalInformation);
+    }
+
+    public function validBankAccountData()
+    {
+        yield 'Valid bank account' => [
+            'accountNumber' => 'PL12345678901234567890123456',
+            'ownerName' => 'Jan Kowalski',
+            'additionalInformation' => 'Konto firmowe',
+        ];
+
+        yield 'Min length owner name' => [
+            'accountNumber' => 'PL00000000000000000000000000',
+            'ownerName' => '',
+            'additionalInformation' => '',
+        ];
+
+        yield 'Max length owner name' => [
+            'accountNumber' => 'PL99999999999999999999999999',
+            'ownerName' => str_repeat('A', 1000),
+            'additionalInformation' => str_repeat('B', 1000),
+        ];
+    }
+
+    public function invalidBankAccountData()
+    {
+        yield 'Empty account number' => [
+            'accountNumber' => '',
+            'ownerName' => 'Jan Kowalski',
+            'additionalInformation' => 'Konto firmowe',
+            'exception' => InvalidArgumentException::class,
+            'exceptionMessage' => 'Value of field Tpay\OpenApi\Model\Fields\Collect\AccountNumber is too short. Min required 28',
+        ];
+
+        yield 'Invalid account number format - missing PL prefix' => [
+            'accountNumber' => '1234567890123456789012345678',
+            'ownerName' => 'Jan Kowalski',
+            'additionalInformation' => 'Konto firmowe',
+            'exception' => InvalidArgumentException::class,
+            'exceptionMessage' => 'Value of field Tpay\OpenApi\Model\Fields\Collect\AccountNumber is invalid. Should match ^PL\d{26}$ pattern',
+        ];
+
+        yield 'Account number too short' => [
+            'accountNumber' => 'PL1234567890123456789012345',
+            'ownerName' => 'Jan Kowalski',
+            'additionalInformation' => 'Konto firmowe',
+            'exception' => InvalidArgumentException::class,
+            'exceptionMessage' => 'Value of field Tpay\OpenApi\Model\Fields\Collect\AccountNumber is too short. Min required 28',
+        ];
+
+        yield 'Account number too long' => [
+            'accountNumber' => 'PL123456789012345678901234567',
+            'ownerName' => 'Jan Kowalski',
+            'additionalInformation' => 'Konto firmowe',
+            'exception' => InvalidArgumentException::class,
+            'exceptionMessage' => 'Value of field Tpay\OpenApi\Model\Fields\Collect\AccountNumber is too long. Max allowed 28',
+        ];
+
+        yield 'Owner name too long' => [
+            'accountNumber' => 'PL12345678901234567890123456',
+            'ownerName' => str_repeat('A', 1001),
+            'additionalInformation' => 'Konto firmowe',
+            'exception' => InvalidArgumentException::class,
+            'exceptionMessage' => 'Value of field Tpay\OpenApi\Model\Fields\Collect\OwnerName is too long. Max allowed 1000',
+        ];
+
+        yield 'Additional information too long' => [
+            'accountNumber' => 'PL12345678901234567890123456',
+            'ownerName' => 'Jan Kowalski',
+            'additionalInformation' => str_repeat('X', 1001),
+            'exception' => InvalidArgumentException::class,
+            'exceptionMessage' => 'Value of field Tpay\OpenApi\Model\Fields\Collect\AdditionalInformation is too long. Max allowed 1000',
+        ];
+    }
+
+    private function createCollectApiWithCurlMock($response)
+    {
+        $accessToken = $this->createMock(AccessToken::class);
+
+        $token = $this->createMock(Token::class);
+
+        $token->access_token = $accessToken;
+
+        $collectApi = new CollectApi($token, false);
+
+        CurlMock::setConsecutiveReturnedTransfers(json_encode($response));
+
+        return $collectApi;
+    }
+}