credit card mocks 03 8

American Express Reason Code A02 No Valid Authorization

Disputeโ€‹

American Express

Card Issuer Name

A02

Reason Code

Authorization

Category

Claim

The merchant processed a declined transaction, or the card was expired.

Cause

  • The transaction was completed after the transaction code and authorization code.
  • The transaction amount was over the merchantโ€™s acceptable limit.
  • The card had expired, or the cardholder account was closed.

Response

Cardholders and issuers have 120 days to file a dispute related to the claim against the merchant.
Merchants have 20 days to respond to the claim in dispute.

Steps to Prevention

  • Request authorization before you process the transaction.
  • Once the authorization is rejected, send a second authorization request, or cancel the transaction. Donโ€™t proceed without authorization.ย ย 
  • Confirm the cardโ€™s expiry before completing a transaction. Instead, request an alternative method of payment if the card is expired.ย 
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