| Tag | Field Name | XML Name | Data Type | Union Datatype | Description | Added | Depr. | Enums from tag |
|---|---|---|---|---|---|---|---|---|
| 508 | RegistRefID |
@RefID @RefID in RegistrationInstruction | String |
Reference identifier for the RegistID (53) with Cancel and Replace RegistTransType (54) transaction types. | Added FIX.4.3 |
|