# gateway.payment_method.card_blocked

> For the complete machine-readable documentation index, see [llms.txt](https://apidocs.chargebee.com/llms.txt).


**gateway**

The card has been blocked by the issuer. This can happen when the card is blocked due to security concerns, exceeded PIN attempts, policy violations, or outstanding dues.

## Recommended Customer Message

Your card has been blocked. Please contact your card issuer's customer service for further assistance.

## Root Cause[](#root-cause)

-   **Security block by issuer:** The card has been blocked by the issuer due to suspicious activity or fraud prevention measures.
-   **Exceeded incorrect PIN attempts:** The card was blocked after multiple failed PIN entry attempts.
-   **Policy or regulatory reasons:** The issuer blocked the card due to non-compliance with financial or regulatory policies.
-   **Outstanding dues:** The card was blocked due to unpaid balances or credit limit violations.

## Troubleshooting and Solutions[](#troubleshooting-and-solutions)

-   Ask the customer to contact their card issuer's customer service to understand the reason for the block and resolve the issue.
-   Recommend using a different active card or payment method to complete the transaction.
-   Clearly inform the customer that blocked cards cannot be used for future transactions until unblocked by the issuer.
-   Avoid retrying the transaction with the blocked card to prevent further declines.
-   If the customer has a replacement card, request that they update their payment details.