diff --git a/README.md b/README.md
index aaf70d5..52ebb48 100644
--- a/README.md
+++ b/README.md
@@ -140,8 +140,36 @@ $verifiedResponseData = $statusCheckResponse->getResponseData();
 
 // get field from borica response
 $statusCheckResponse->getVerifiedData('<field from response. ex: ACTION');
+
 ```
 
+### Reversal request
+
+```php
+ $reversalRequest = (new ReversalRequest())
+        //->inDevelopment()
+        ->setPrivateKey('\<path to certificate.key>', '<password / or use method from bottom>')
+        ->setPublicKey('<path to public certificate.cer>')
+        ->setTerminalID('<TID - V*******>')
+        ->setAmount(123.32)
+        ->setOrder(123456)
+        ->setDescription('test reversal')
+        ->setMerchantId('<MID - 15 chars>')
+        ->setRrn('<RRN - Original transaction reference (From the sale response data)>')
+        ->setIntRef('<INT_REF - Internal reference (From the sale response data)>')
+    ;
+        
+//send reversal request to borica
+$reversalRequestResponse = $reversalRequest->send();
+
+// get data from borica reversal response
+$verifiedResponseData = $reversalRequestResponse->getResponseData();
+
+// get field from borica reversal response
+$reversalRequestResponse->getVerifiedData('STATUSMSG')
+```
+
+
 ### Methods
 
 #### Set environments
diff --git a/src/Enums/TransactionType.php b/src/Enums/TransactionType.php
index b81bddf..46a0557 100644
--- a/src/Enums/TransactionType.php
+++ b/src/Enums/TransactionType.php
@@ -22,4 +22,5 @@ class TransactionType extends Enum
     const REVERSAL_REQUEST = 22;
     const REVERSAL_ADVICE = 24;
     const TRANSACTION_STATUS_CHECK = 90;
+    const REVERSAL = 24;
 }
diff --git a/src/ReversalRequest.php b/src/ReversalRequest.php
new file mode 100644
index 0000000..3159fa1
--- /dev/null
+++ b/src/ReversalRequest.php
@@ -0,0 +1,216 @@
+<?php
+/*
+ * Copyright (c) 2021. Venelin Iliev.
+ * https://veneliniliev.com
+ */
+
+namespace VenelinIliev\Borica3ds;
+
+use VenelinIliev\Borica3ds\Enums\TransactionType;
+use VenelinIliev\Borica3ds\Exceptions\ParameterValidationException;
+use VenelinIliev\Borica3ds\Exceptions\SendingException;
+
+class ReversalRequest extends Request implements RequestInterface
+{
+    /**
+     * @var array
+     */
+    private $sendResponse;
+
+    /**
+     * @var string
+     */
+    protected $rrn;
+
+    /**
+     * @var string
+     */
+    protected $intRef;
+
+    /**
+     * @var string
+     */
+    protected $merchantName;
+
+    /**
+     * StatusCheckRequest constructor.
+     */
+    public function __construct()
+    {
+        $this->setTransactionType(TransactionType::REVERSAL());
+    }
+
+    /**
+     * Send data to borica
+     *
+     * @return StatusCheckResponse
+     * @throws Exceptions\SignatureException|ParameterValidationException|SendingException
+     */
+    public function send()
+    {
+        $ch = curl_init();
+
+        curl_setopt($ch, CURLOPT_URL, $this->getEnvironmentUrl());
+        curl_setopt($ch, CURLOPT_HEADER, 0);
+        curl_setopt($ch, CURLOPT_POST, true);
+        curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($this->getData()));
+        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+        curl_setopt($ch, CURLOPT_TIMEOUT, 30);
+
+        $response = curl_exec($ch);
+        if (curl_error($ch)) {
+            throw new SendingException(curl_error($ch));
+        }
+        curl_close($ch);
+
+        return (new StatusCheckResponse())
+            ->setResponseData(json_decode($response, true))
+            ->setPublicKey($this->getPublicKey());
+    }
+
+    /**
+     * @return array
+     * @throws Exceptions\SignatureException
+     * @throws ParameterValidationException
+     */
+    public function getData()
+    {
+        return [
+            'TERMINAL' => $this->getTerminalID(),
+            'TRTYPE' => $this->getTransactionType()->getValue(),
+            'AMOUNT' => $this->getAmount(),
+            'CURRENCY' => $this->getCurrency(),
+            'ORDER' => $this->getOrder(),
+            'DESC' => $this->getDescription(),
+            'MERCHANT' => $this->getMerchantId(),
+            'MERCH_NAME' => $this->getMerchantName(),
+            'RRN' => $this->getRrn(),
+            'INT_REF' => $this->getIntRef(),
+            'TIMESTAMP' => $this->getSignatureTimestamp(),
+            'NONCE' => $this->getNonce(),
+            'P_SIGN' => $this->generateSignature(),
+        ];
+    }
+
+    /**
+     * @return string
+     */
+    public function getRrn()
+    {
+        return $this->rrn;
+    }
+
+    /**
+     * @return string
+     */
+    public function getIntRef()
+    {
+        return $this->intRef;
+    }
+
+    /**
+     * @return string
+     * @throws Exceptions\SignatureException
+     * @throws ParameterValidationException
+     */
+    public function generateSignature()
+    {
+        $this->validateRequiredParameters();
+        return $this->getPrivateSignature([
+            $this->getTerminalID(),
+            $this->getTransactionType()->getValue(),
+            $this->getAmount(),
+            $this->getCurrency(),
+            $this->getOrder(),
+            $this->getMerchantId(),
+            $this->getSignatureTimestamp(),
+            $this->getNonce()
+        ]);
+    }
+
+    /**
+     * @return void
+     * @throws ParameterValidationException
+     */
+    public function validateRequiredParameters()
+    {
+        if (empty($this->getTransactionType())) {
+            throw new ParameterValidationException('Transaction type is empty!');
+        }
+
+        if (empty($this->getOrder())) {
+            throw new ParameterValidationException('Order is empty!');
+        }
+
+        if (empty($this->getPublicKey())) {
+            throw new ParameterValidationException('Please set public key for validation response!');
+        }
+
+        if (empty($this->getTerminalID())) {
+            throw new ParameterValidationException('TerminalID is empty!');
+        }
+
+        if (empty($this->getIntRef())) {
+            throw new ParameterValidationException('Internal reference is empty!');
+        }
+
+        if (empty($this->getRrn())) {
+            throw new ParameterValidationException('Payment reference is empty!');
+        }
+    }
+
+    /**
+     * @return mixed|void
+     * @throws Exceptions\SignatureException
+     * @throws ParameterValidationException
+     */
+    public function generateForm()
+    {
+        return $this->getData();
+    }
+
+    /**
+     * Set transaction reference.
+     *
+     * @param string $rrn Референция на транзакцията.
+     *
+     * @return ReversalRequest
+     */
+    public function setRrn($rrn)
+    {
+        $this->rrn = $rrn;
+        return $this;
+    }
+
+    /**
+     * Set transaction internal reference.
+     *
+     * @param string $intRef Вътрешна референция на транзакцията.
+     *
+     * @return ReversalRequest
+     */
+    public function setIntRef($intRef)
+    {
+        $this->intRef = $intRef;
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getMerchantName()
+    {
+        return $this->merchantName;
+    }
+
+    /**
+     * @param string $merchantName Merchant name.
+     *
+     * @return ReversalRequest
+     */
+    public function setMerchantName($merchantName)
+    {
+        $this->merchantName = $merchantName;
+        return $this;
+    }
+}
diff --git a/tests/ReversaslRequestTest.php b/tests/ReversaslRequestTest.php
new file mode 100644
index 0000000..b74c289
--- /dev/null
+++ b/tests/ReversaslRequestTest.php
@@ -0,0 +1,54 @@
+<?php
+/*
+ * Copyright (c) 2021. Venelin Iliev.
+ * https://veneliniliev.com
+ */
+
+namespace VenelinIliev\Borica3ds\Tests;
+
+use VenelinIliev\Borica3ds\ReversalRequest;
+use VenelinIliev\Borica3ds\Exceptions\SignatureException;
+use VenelinIliev\Borica3ds\Exceptions\ParameterValidationException;
+
+class ReversaslRequestTest extends TestCase
+{
+    /**
+     * @throws ParameterValidationException|SignatureException
+     */
+    public function testData()
+    {
+        $saleData = (new ReversalRequest())
+            ->setAmount(1)
+            ->setCurrency('BGN')
+            ->setOrder(145659)
+            ->setDescription('Детайли плащане.')
+            ->setTerminalID(self::TERMINAL_ID)
+            ->setMerchantId(self::MERCHANT_ID)
+            ->setMerchantName('Some Company Ltd.')
+            ->setPrivateKey(__DIR__ . '/certificates/test.key')
+            ->setPrivateKeyPassword('test')
+            ->setSignatureTimestamp('20201013115715')
+            ->setRrn('118601289138')
+            ->setIntRef('CEAD95D777876F81')
+            ->setNonce('FC8AC36A9FDADCB6127D273CD15DAEC3')
+            ->setPublicKey(__DIR__ . '/certificates/public.cer')
+            ->setSigningSchemaMacExtended()
+            ->getData();
+
+        $this->assertEquals([
+            'TRTYPE' => 24,
+            'CURRENCY' => 'BGN',
+            'ORDER' => '145659',
+            'AMOUNT' => '1.00',
+            'DESC' => 'Детайли плащане.',
+            'TIMESTAMP' => '20201013115715',
+            'TERMINAL' => self::TERMINAL_ID,
+            'MERCH_NAME' => 'Some Company Ltd.',
+            'RRN' => '118601289138',
+            'INT_REF' => 'CEAD95D777876F81',
+            'NONCE' => 'FC8AC36A9FDADCB6127D273CD15DAEC3',
+            'MERCHANT' => self::MERCHANT_ID,
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
+        ], $saleData);
+    }
+}