| Tag | Field Name | XML Name | Data Type | Union Datatype | Description | Added | Depr. | Enums from tag |
|---|---|---|---|---|---|---|---|---|
| 610 | LegMaturityMonthYear | @MMY | MonthYear |
Multileg instrument's individual security’s MaturityMonthYear. See MaturityMonthYear (200) field for description | Added FIX.4.3 |
|