TagField NameXML NameData TypeUnion DatatypeDescriptionAddedDepr.Enums from tag
1131RefCstmApplVerID @RefCstmApplVerIDString

Specifies a custom extension to a message being applied at the session level.



 Added  FIX.4.4  EP16
Used in messages:
[BusinessMessageReject] [Reject]
Used in components:
[MsgTypeGrp]