diff --git a/src/Entity/Gateway/Checkout.php b/src/Entity/Gateway/Checkout.php
index 3d55a71..88823dc 100644
--- a/src/Entity/Gateway/Checkout.php
+++ b/src/Entity/Gateway/Checkout.php
@@ -8,6 +8,7 @@ use App\Entity\Trait\TimestampedCreationEntity;
 use App\Entity\Trait\TimestampedUpdationEntity;
 use App\Gateway\CheckoutStatus;
 use App\Gateway\Link;
+use App\Gateway\RefundStrategy;
 use App\Gateway\Tracking;
 use App\Mapping\Provider\EntityMapProvider;
 use App\Repository\Gateway\CheckoutRepository;
@@ -67,6 +68,12 @@ class Checkout
     #[ORM\OneToMany(mappedBy: 'checkout', targetEntity: Charge::class, cascade: ['persist'])]
     private Collection $charges;
 
+    /**
+     * The strategy to refund the payment.
+     */
+    #[ORM\Column(enumType: RefundStrategy::class)]
+    private ?RefundStrategy $refundStrategy = null;
+
     /**
      * The address to where the user must be redirected to.
      */
@@ -180,6 +187,18 @@ class Checkout
         return $this;
     }
 
+    public function getRefundStrategy(): ?RefundStrategy
+    {
+        return $this->refundStrategy;
+    }
+
+    public function setRefundStrategy(?RefundStrategy $refundStrategy): static
+    {
+        $this->refundStrategy = $refundStrategy;
+
+        return $this;
+    }
+
     public function getReturnUrl(): ?string
     {
         return $this->returnUrl;
diff --git a/src/Gateway/AbstractGateway.php b/src/Gateway/AbstractGateway.php
index 22f214a..53b00ba 100644
--- a/src/Gateway/AbstractGateway.php
+++ b/src/Gateway/AbstractGateway.php
@@ -71,4 +71,12 @@ abstract class AbstractGateway implements GatewayInterface
 
         return $checkout;
     }
+
+    public function processRefund(Checkout $checkout): void
+    {
+        throw new \LogicException(sprintf(
+            'The refund operation is not implemented for the %s gateway.',
+            static::getName()
+        ));
+    }
 }
diff --git a/src/Gateway/GatewayInterface.php b/src/Gateway/GatewayInterface.php
index 7e736af..751032f 100644
--- a/src/Gateway/GatewayInterface.php
+++ b/src/Gateway/GatewayInterface.php
@@ -64,4 +64,12 @@ interface GatewayInterface
      * @return Response A Response object to send back to the gateway
      */
     public function handleWebhook(Request $request): Response;
+
+    /**
+     * Process a partial refund based on failed project charges in a checkout.
+     * The method should use the refund strategy defined in the Checkout.
+     *
+     * @param Checkout $checkout the checkout containing refund strategy and charges
+     */
+    public function processRefund(Checkout $checkout): void;
 }
diff --git a/src/Gateway/RefundStrategy.php b/src/Gateway/RefundStrategy.php
new file mode 100644
index 0000000..be478ff
--- /dev/null
+++ b/src/Gateway/RefundStrategy.php
@@ -0,0 +1,9 @@
+<?php
+
+namespace App\Gateway;
+
+enum RefundStrategy: string
+{
+    case ToPaymentMethod = 'to_payment_method';
+    case ToWallet = 'to_wallet';
+}
diff --git a/src/Gateway/Wallet/WalletGateway.php b/src/Gateway/Wallet/WalletGateway.php
index 02f4c1f..767d29e 100644
--- a/src/Gateway/Wallet/WalletGateway.php
+++ b/src/Gateway/Wallet/WalletGateway.php
@@ -83,4 +83,12 @@ class WalletGateway implements GatewayInterface
 
         return $total;
     }
+
+    public function processRefund(Checkout $checkout): void
+    {
+        throw new \LogicException(sprintf(
+            'The refund operation is not implemented for the %s gateway.',
+            static::getName()
+        ));
+    }
 }