# 

This field contains a two-character response code indicating the status of the authorization request. Evaluate the **response code**, not the response text, to determine the nature of a response. Not all non-approved codes indicate a decline.

| Response code | Authorization response message | Response definition |
|  --- | --- | --- |
| `00` | APPROVAL | Approved and completed |
| `01` | CALL | Refer to issuer |
| `02` | CALL | Refer to issuer — special condition |
| `03` | TERM ID ERROR | Invalid merchant ID |
| `04` | HOLD-CALL | Pick up card (no fraud) |
| `05` | DECLINE | Do not honor |
| `06` | ERROR | General error |
| `07` | HOLD-CALL | Pick up card, special condition (fraud account) |
| `08` | APPROVAL | Honor Mastercard with ID |
| `10` | PARTIAL APPROVAL | Partial approval for the authorized amount returned in Group III version 022 |
| `11` | APPROVAL | VIP approval |
| `12` | INVALID TRANS | Invalid transaction |
| `13` | AMOUNT ERROR | Invalid amount |
| `14` | CARD NO. ERROR | Invalid card number |
| `15` | NO SUCH ISSUER | No such issuer |
| `19` | RE ENTER | Re-enter transaction |
| `21` | NO ACTION TAKEN | Unable to back out transaction |
| `25` | NO CARD NUMBER | Unable to locate the account number |
| `28` | NO REPLY | File is temporarily unavailable |
| `30` | MSG FORMAT ERROR | Transaction was improperly formatted |
| `39` | NO CREDIT ACCT | No credit account |
| `41` | HOLD-CALL | Lost card, pick up (fraud account) |
| `43` | HOLD-CALL | Stolen card, pick up (fraud account) |
| `46` | CLOSED ACCOUNT | Closed account |
| `51` | DECLINE | Insufficient funds |
| `52` | NO CHECK ACCOUNT | No checking account |
| `53` | NO SAVE ACCOUNT | No savings account |
| `54` | EXPIRED CARD | Expired card |
| `55` | WRONG PIN | Incorrect PIN |
| `57` | SERV NOT ALLOWED | Transaction not permitted — card |
| `58` | SERV NOT ALLOWED | Transaction not permitted — terminal |
| `59` | SUSPECTED FRAUD | Suspected fraud |
| `61` | EXC APPR AMT LIM | Exceeds approval amount limit |
| `62` | DECLINE | Invalid service code, restricted |
| `63` | SEC VIOLATION | Security violation |
| `65` | EXC W/D FREQ LIM | Exceeds withdrawal frequency limit |
| `6P` | VERIF DATA FAILD | Verification data failed |
| `75` | PIN EXCEEDED | Allowable number of PIN-entry tries exceeded |
| `76` | UNSOLIC REVERSAL | Unable to locate, no match |
| `77` | NO ACTION TAKEN | Inconsistent, reversed, or repeat data |
| `78` | NO ACCOUNT | Blocked, first use — new cardholder not activated |
| `79` | ALREADY REVERSED | Already reversed at switch |
| `80` | NO IMPACT | No financial impact (used in reversal responses to decline originals) |
| `81` | ENCRYPTION ERROR | Cryptographic error |
| `82` | INCORRECT CVV | CVV data is not correct; or offline PIN authentication interrupted |
| `83` | CANT VERIFY PIN | Cannot verify PIN |
| `85` | CARD OK | No reason to decline |
| `86` | CANT VERIFY PIN | Cannot verify PIN |
| `91` | NO REPLY | Issuer or switch is unavailable |
| `92` | INVALID ROUTING | Destination not found |
| `93` | DECLINE | Violation, cannot complete |
| `94` | DUPLICATE TRANS | Unable to locate, no match |
| `96` | SYSTEM ERROR | System malfunction |
| `A1` | ACTIVATED | POS device authentication successful |
| `A2` | NOT ACTIVATED | POS device authentication not successful |
| `A3` | DEACTIVATED | POS device deactivation successful |
| `A8` | INVALID REGION CODE | Region code not valid |
| `A9` | INVALID COUNTRY CODE | Country code not valid |
| `B1` | SRCHG NOT ALLOWD | Surcharge amount not permitted on debit cards or EBT food stamps |
| `B2` | SRCHG NOT ALLOWD | Surcharge amount not supported by debit network issuer |
| `CV` | FAILURE CV | Card type verification error |
| `D3` | SECUR CRYPT FAIL | Transaction failure due to missing or invalid 3D-Secure cryptogram |
| `E1` | ENCR NOT CONFIGD | Encryption is not configured |
| `E2` | TERM NOT AUTHENT | Terminal is not authenticated |
| `E3` | DECRYPT FAILURE | Data could not be decrypted |
| `EA` | ACCT LENGTH ERR | Verification error |
| `EB` | CHECK DIGIT ERR | Verification error |
| `EC` | CID FORMAT ERROR | Verification error |
| `H1` | SERV NOT ALLOWED | Contact Merchant Services/Technical Support |
| `H2` | SERV NOT ALLOWED | Contact Merchant Services/Technical Support |
| `H3` | SERV NOT ALLOWED | Contact Merchant Services/Technical Support |
| `H4` | SERV NOT ALLOWED | Contact Merchant Services/Technical Support |
| `H5` | SERV NOT ALLOWED | Contact Merchant Services/Technical Support |
| `H6` | SERV NOT ALLOWED | Contact Merchant Services/Technical Support |
| `H7` | SERV NOT ALLOWED | Contact Merchant Services/Technical Support |
| `H8` | SERV NOT ALLOWED | Contact Merchant Services/Technical Support |
| `H9` | SERV NOT ALLOWED | Contact Merchant Services/Technical Support |
| `HV` | FAILURE HV | Hierarchy verification error |
| `K0` | TOKEN RESPONSE | Token request was processed |
| `K1` | TOKEN NOT CONFIG | Tokenization is not configured |
| `K2` | TERM NOT AUTHENT | Terminal is not authenticated |
| `K3` | TOKEN FAILURE | Data could not be de-tokenized |
| `M0` | DOM DBT NOT ALWD | Mastercard: Canada region-issued domestic debit transaction not allowed |
| `N3` | CACHBACK NOT AVL | Cash back service not available |
| `N4` | DECLINE | Exceeds issuer withdrawal limit |
| `N7` | CVV2 MISMATCH | CVV2 value supplied is invalid |
| `P0` | SERV NOT ALLOWED | Contact Merchant Services/Technical Support |
| `P1` | SERV NOT ALLOWED | Contact Merchant Services/Technical Support |
| `P2` | SERV NOT ALLOWED | Contact Merchant Services/Technical Support |
| `P3` | SERV NOT ALLOWED | Contact Merchant Services/Technical Support |
| `P4` | SERV NOT ALLOWED | Contact Merchant Services/Technical Support |
| `P5` | SERV NOT ALLOWED | Contact Merchant Services/Technical Support |
| `P6` | SERV NOT ALLOWED | Contact Merchant Services/Technical Support |
| `P7` | MISSING SERIAL NUM | Terminal has not completed boarding — serial number not set up |
| `Q1` | CARD AUTH FAIL | Card authentication failed |
| `R0` | STOP RECURRING | Customer requested stop of specific recurring payment |
| `R1` | STOP RECURRING | Customer requested stop of all recurring payments from specific merchant |
| `R3` | STOP ALL RECUR | All recurring payments canceled for the card number in the request |
| `S0` | INACTIVE CARD | The PAN used in the transaction is inactive |
| `S1` | MOD 10 FAIL | The Mod-10 check failed |
| `S5` | DCLN NO PRE AUTH | Decline — no preauthorization found |
| `S9` | MAX BALANCE | Maximum working balance exceeded |
| `SA` | SHUT DOWN | The authorization server is shut down |
| `SB` | INVALID STATUS | Invalid card status — status is other than active |
| `SC` | UNKNOWN STORE | Unknown dealer/store code — special edit |
| `SD` | TOO MANY RCHRGS | Maximum number of recharges exceeded |
| `SE` | ALREADY USED | Card was already used |
| `SF` | NOT MANUAL | Manual transactions not allowed |
| `SH` | TYPE UNKNOWN | Transaction type was unknown |
| `SJ` | INVALID TENDER | An invalid tender type was submitted |
| `SK` | CUSTOMER TYPE | An invalid customer type was submitted |
| `SL` | PIN LOCKED | PIN was locked |
| `SM` | MAX REDEMPTS | Maximum number of redemptions exceeded |
| `SP` | MAX PAN TRIES | Maximum number of PAN tries exceeded |
| `SR` | ALREADY ISSUED | The card was already issued |
| `SS` | NOT ISSUED | The card was not issued |
| `T0` | APPROVAL | First check is okay and has been converted |
| `T1` | CANNOT CONVERT | Check is okay but cannot be converted — declined |
| `T2` | INVALIDABA | Invalid ABA number, not an ACH participant |
| `T3` | AMOUNT ERROR | Amount greater than the limit |
| `V1` | FAILURE VM | Daily threshold exceeded |
| `Z6` | FIX INVALID MCC | Invalid use of MCC — correct and reattempt |