| OffsetInstructionCodeSet | int | Indicates the trade is a result of an offset or onset.
| 0 | = | Offset A type of transaction where an executing firm gives up a trade as a result of an allocation. Or, in the case of a reversal of an allocation, the take-up (claiming) firm's transaction. | Added EP141
| | [Offset] | | 1 | = | Onset A type of transaction where a take-up (claiming) firm takes up a trade as a result of an allocation. Or, in the case of a reversal of an allocation, the executing firm's transaction. | Added EP141
| | [Onset] |
| Added EP141
|