TagField NameAbbr NameData TypeUnion DatatypeDescriptionPedigree
313UnderlyingMaturityMonthYearMMYMonthYear

Underlying security's MaturityMonthYear. Can be used with standardized derivatives vs. the UnderlyingMaturityDate (542) field.
See MaturityMonthYear (200) field for description

Added FIX.4.2

Used in components:
[UnderlyingInstrument]