TagField NameXML NameData TypeUnion DatatypeDescriptionAddedDepr.Enums from tagValid values
43PossDupFlag @PosDupBoolean

Indicates possible retransmission of message with this sequence number

FIX.2.7
Y=

Possible duplicate

[PossibleDuplicate]
N=

Original transmission

[OriginalTransmission]
Used in messages:
Used in components:
[StandardHeader]