| Reason Code | Description | Abbreviation |
| 900 | Edit Reject | REJ/REV |
| 901 | NSF (Debit Only) | NSF/DSP |
| 902 | Account Not Found | CNT/ITV |
| 903 | Payment Stopped/Recalled | STP/ARR |
| 905 | Account Closed | CLS/FER |
| 907 | No Debit Allowed | NCP/PPC |
| 908 | Funds Not Cleared (Debit Only) | FNC/FNL |
| 909 | Currency/Account Mismatch | WCU/MDC |
| 910 | Payor/Payee Deceased | DEC/DEC |
| 911 | Account Frozen | FZN/BLQ |
| 912 | Invalid/Incorrect Account No. | INA/INV |
| 914 | Incorrect Payor/Payee Name | INP/NOM |
| 915 | No Agreement Existed | ANP/NOG |
| 916 | Not According to Agreement – Personal | NCA/ACP |
| 917 | Agreement Revoked – Personal | ARP/AGP |
| 918 | No Confirmation/Pre-Notification – Personal | PNP/PRP |
| 919 | Not According to Agreement – Business | NCE/ACB |
| 920 | Agreement Revoked – Business | ARE/AGB |
| 921 | No Confirmation/Pre-Notification – Business | PNE/PRB |
| 922 | Customer Initiated Return (Credit Only) | REC/CIR |
| 990 | Institution in Default | DEF/DEF |