ISO's external category purpose codes can be used to identify the purpose of a payment in specific countries and / or on specific clearing and settlement mechanisms or payment networks.
| Purpose code | Description |
|---|---|
| BONU | Bonus payment |
| CASH | Cash management transfer |
| CBLK | Card bulk clearing |
| CCRD | Credit card payment |
| CORT | Trade settlement payment |
| DCRD | Debit card payment |
| DIVI | Dividend |
| DVPM | Deliver against payment |
| EPAY | E-payment |
| FCIN | Fee collection and interest |
| FCOL | Fee collection |
| GP2P | Person to person payment |
| GOVT | Government payment |
| HEDG | Hedging |
| ICCP | Irrevocable credit card payment |
| IDCP | Irrevocable debit card payment |
| INTC | Intra company payment |
| INTE | Interest |
| LBOX | Lockbox transactions |
| LOAN | Loan |
| MP2B | Commercial |
| MP2P | Consumer |
| OTHR | Other payment |
| PENS | Pension payment |
| RPRE | Represented |
| RRCT | Reimbursement received credit transfer |
| RVPM | Receive against payment |
| SALA | Salary payment |
| SECU | Securities |
| SSBE | Social security benefit |
| SUPP | Supplier payment |
| TAXS | Tax payment |
| TRAD | Trade |
| TREA | Treasury payment |
| VATX | Value added tax payment |
| WHLD | With holding |
| SWEP | Cash management sweep account |
| TOPG | Cash management top account |
| ZABA | Cash management zero balance account |
| VOST | Cross border MI payments |
| FCDT | Foreign currency domestic transfer |
| CIPC | Cash in pre credit |
| CONC | Cash out notes coins |
| CGWV | Carrier guarded wholesale valuables |
| SAVG | Savings |
| CTDF | Dodd Frank 1073 payment |