UnderlyingProvisionOptionRelevantUnderlyingDateUnadjusted <42142> field
FIX 5.0 SP2 EP271
The unadjusted date on the underlying set by the exercise of an option. What this date is depends on the option (e.g. in a swaption it is the swap effective date, in an extendible/cancelable provision it is the swap termination date).