| 4860 | Credit Not Processed; Timeshares; Credit Posted as a Purchase |
| 4834 | Transaction Amount Differs; Cardholder Debited Multiple Times; ATM Disputes; Loss/Theft/Damages Charges; Late Presentment; POI Currency Conversion; Merchant Credit Errors; Improper Surcharge; Unreasonable Amount (EEA only) |
| 6341 | Fraud investigation |
| 4837 | No Cardholder Authorization |
| 4849 | Questionable Merchant Activity |
| 4870 | Chip Liability Shift |
| 4871 | Chip Liability Shift - Lost/Stolen/Never Received Issue Fraud |
| 6305 | Cardholder does not agree with amount billed |
| 6322 | Request Transaction Certificate for chip transaction |
| 6323 | Cardholder needs information for personal records |
| 6342 | Potential chargeback or compliance documentation required |
| 6343 | IIAS Audit (healthcare transactions only) |
| 6390 | Syntax error return |
| 4808 | General Chargeback AND General Arbitration Chargeback |
| 4807 | Deprecated |
| 4812 | Account number not on file |
| 4859 | Addendum, No-show, ATM Dispute; German Domestic Rule; No-show Hotel Charge |
| 4831 | Transaction Amount Differs; Multiple Debits; Currency Exchange Errors |
| 4842 | DEPRECATED: Late Presentment |
| 4846 | DEPRECATED: POI Currency Conversion |
| 4901 | Required Documentation Not Received for Second Presentment |
| 4902 | Documentation Received was Illegible |
| 4903 | Scanning error - Unrelated Documents or Partial Scan |
| 4905 | Acquirer Reference Data Does Not Match or Invalid |
| 4908 | Invalid Acquirer Reference Data; Documentation Received |
| 4855 | Transaction Did Not Complete |
| 4853 | General Defective/Not as Described; Goods/Services Not Provided; Failed Travel Merchant; Digital Goods; Credit Not Processed; Counterfeit Goods; Recurring Transaction Disputes; No-show Hotel; Timeshares; Credit Posted as Purchase |
| 4841 | Digital Goods; Canceled Recurring/Digital Transactions; Recurring Transaction Disputes |
| 6321 | Cardholder does not recognize transaction |
| 4863 | Cardholder Does Not Recognize - Potential Fraud |