Codes returned by AMEX Global acquirer
The most frequent detailed error codes (detailedErrorCode) for American Express cards are:
| Code | Description |
|---|---|
| Approved | |
| Approved with an ID | |
| Partial approval (Prepaid Cards only) | |
| REJECTED | |
| Expired card / Invalid expiry date | |
| Exceeded PIN entry attempts | |
| Please Call Issuer | |
| Invalid merchant | |
| Invalid amount. | |
| Invalid account / Invalid MICR (Travelers Cheque) | |
| Requested function not supported | |
| Invalid PIN | |
| Cardholder not enrolled / not allowed | |
| Invalid card security code (a.k.a., CID, 4DBC, 4CSC) | |
| Invalid effective date | |
| Format error | |
| Invalid currency code | |
| Deny - New card issued | |
| Deny - Account canceled | |
| Deny - Pick up card | |
| Accepted - ATC Synchronization | |
| System malfunction (cryptographic error) | |
| Issuer not available |