The Confirmation Ack (aka Affirmation) (AU) message is used to respond to a Confirmation (AK) message.
| Tag | Field Name | Req'd | Comments | ||
|---|---|---|---|---|---|
| <Standard Message Header> | Y | MsgType = AU |
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| 664 | ConfirmID | Y | |||
| 75 | TradeDate | Y | |||
| 60 | TransactTime | Y | Date/Time Allocation Instruction Ack (P) generated |
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| 940 | AffirmStatus | Y | |||
| 774 | ConfirmRejReason | N | Required for ConfirmStatus (665) = 1 (rejected) |
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| 573 | MatchStatus | N | Denotes whether the financial details provided on the Confirmation (AK) were successfully matched. |
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| 58 | Text | N | Can include explanation for AllocRejCode (88) = 7 (other) |
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| 354 | EncodedTextLen | N | Must be set if EncodedText (355) field is specified and must immediately precede it. |
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| 355 | EncodedText | N | Encoded (non-ASCII characters) representation of the Text (58) field in the encoded format specified via the MessageEncoding (347) field. |
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| <Standard Message Trailer> | Y | ||||