Functional code description¶
| Code | Description |
|---|---|
| 100 | Original authorization – amount accurate |
| 101 | Original authorization – amount estimated |
| 102 | Replacement authorization – amount accurate |
| 103 | Replacement authorization – amount estimated |
| 107 | Supplementary authorization — amount estimated. |
| 108 | Inquiry |
| 200 | Original financial |
| 201 | Previously approved authorization — amount same |
| 202 | Previously approved authorization — amount differs |
| 205 | Dispute response financial status advice or dispute response financial reversal status advice |
| 208 | Account based financial transaction |
| 302 | Card Status Change Request |
| 305 | Client Information Inquiry |
| 400 | Full reversal |
| 401 | Partial reversal |
| 450 | Dispute financial/chargeback |
| 480 | Dispute financial/chargeback reversal |
| 500 | Reconciliation Request/Advice |