| 01 | Account Closed | Return | No | 0 |
| 02 | No Such Account | Return | No | 0 |
| 04 | Balance Insufficient | Return | Yes | 2 |
| 05 | Not Arranged For | Return | Yes | 2 |
| 06 | Payment Stopped by Drawer | Return | Yes | 1 |
| 07 | Payment Stopped under Court Order/Account Under Litigation | Return | No | 0 |
| 08 | Mandate Not Received | Return | Yes | 1 |
| 11 | Invalid IFSC/MICR Code | Return | Yes | 2 |
| 12 | Mismatch in mandate frequency | Return | No | 0 |
| 13 | Duplicate transaction - transaction already debited either under ACH or NACH debit (ECS) | Return | No | 0 |
| 14 | Mandate expired | Return | No | 0 |
| 15 | Incorrect amount-Mismatch between mandate & transaction | Return | Yes | 2 |
| 16 | Customer name mismatch | Return | Yes | 2 |
| 17 | Returned as per customer request | Return | Yes | 1 |
| 51 | KYC Documents Pending | Return | Yes | 1 |
| 52 | Documents Pending for Account Holder turning Major | Return | Yes | 1 |
| 53 | Account Inoperative | Return | No | 0 |
| 54 | Dormant Account | Return | No | 0 |
| 55 | A/c in Zero Balance/No Transactions have Happened, First Transaction in Cash or Self Cheque | Return | Yes | 1 |
| 56 | Small account, First Transaction to be from Base Branch | Return | Yes | 1 |
| 57 | Amount Exceeds limit set on Account by Bank for Debit per Transaction | Return | Yes | 2 |
| 58 | Account reached maximum Debit limit set on account by Bank | Return | Yes | 2 |
| 59 | Network Failure (CBS) | Return | Yes | 2 |
| 60 | Account Holder Expired | Return | No | 0 |
| 61 | Mandate Cancelled | Return | No | 0 |
| 68 | A/c Blocked or Frozen | Return | Yes | 2 |
| 69 | Customer Insolvent / Insane | Return | No | 0 |
| 70 | Customer to refer to the branch | Return | Yes | 1 |
| 98 | Bank extension case | Return | No | 0 |
| 21 | Invalid UMRN or inactive mandate | Reject | No | 0 |
| 22 | Mandate not valid for Debit transaction | Reject | No | 0 |
| 23 | Mismatch in mandate debtor account number | Reject | Yes | 1 |
| 24 | Mismatch in mandate debtor bank | Reject | Yes | 1 |
| 25 | Mismatch in mandate currency | Reject | No | 0 |
| 26 | Amount exceeds mandate max amount | Reject | Yes | 1 |
| 27 | Mandate amount mismatch | Reject | Yes | 1 |
| 28 | Date before mandate start date | Reject | Yes | 1 |
| 29 | Date after mandate end date | Reject | No | 0 |
| 30 | Mandate user number mismatch | Reject | Yes | 1 |
| 31 | Duplicate Reference Number | Reject | No | 0 |
| 32 | Invalid date | Reject | No | 0 |
| 33 | Item unwound | Reject | No | 0 |
| 34 | Invalid amount | Reject | No | 0 |
| 72 | Item cancelled | Reject | No | 0 |
| 73 | Settlement failed | Reject | No | 0 |
| 74 | Invalid file format | Reject | No | 0 |
| 75 | Transaction has been cancelled by user | Reject | No | 0 |
| 76 | Invalid Aadhaar Format | Reject | No | 0 |
| 77 | Invalid currency | Reject | No | 0 |
| 78 | Invalid Bank Identifier | Reject | No | 0 |
| 79 | Item sent before SOD or after FC | Reject | No | 0 |
| 80 | Wrong IIN | Reject | No | 0 |
| 81 | Product is missing | Reject | No | 0 |
| 82 | Item marked pending | Reject | No | 0 |
| 83 | Unsupported field | Reject | No | 0 |
| 84 | Invalid data format | Reject | No | 0 |
| 85 | Participant not mapped to the product | Reject | No | 0 |
| 86 | Invalid transaction code | Reject | No | 0 |
| 87 | Missing original transaction | Reject | No | 0 |
| 88 | Invalid original transaction | Reject | No | 0 |
| 89 | Original date Mismatch | Reject | No | 0 |
| 90 | Amount does not match with original | Reject | No | 0 |
| 91 | Information does not match with original | Reject | No | 0 |
| 92 | Core error | Reject | No | 0 |
| 93 | Wrong clearing house name in SFG | Reject | No | 0 |
| 94 | Amount is Zero | Reject | No | 0 |
| 95 | Inactive Aadhaar | Reject | No | 0 |
| 96 | Aadhaar mapping does not exist/Aadhaar number not mapped to IIN | Reject | No | 0 |
| 97 | Bad batch corporate user number/name | Reject | Yes | 1 |
| 98 | Bad item corporate user number/name | Reject | No | 0 |
| 99 | Too many mark pending returns | Reject | No | 0 |