| Tag | Field Name | Abbr Name | Data Type | Union Datatype | Description | Pedigree |
|---|---|---|---|---|---|---|
| 654 | LegRefID | RefID | String | Unique identifier for a specific leg (uniqueness not defined as part of the FIX specification). LegRefID(654) be used to reference the value from LegID(1788). | Added FIX.4.3 Updated EP131 |
|