| Field code | INST_PAY |
| Field description | Institution paying |
| Field type | Alphanumeric Length: 10 |
| Field rule | EMDIS hub code + Local Id. |
| Dictionary field | Invoice institution (institution responsible for paying, usually requesting TC or registry) |
| EMDIS messages |
IDM_REQ SMP_REQ TYP_REQ WOR_REQ |
| WMDA XML fields related to dictionary field |