AllocationReportAck/FIX.5.0SP2+

Message Content of AllocationReportAck (MsgType=AT)

TagText	FieldName or ComponentName	Required	Description
	StandardHeader	x	MsgType = AT
755	AllocReportID	x
70	AllocID
715	ClearingBusinessDate		Indicates Clearing Business Date for which transaction will be settled.
819	AvgPxIndicator		Indicates if an allocation is to be average priced. Is also used to indicate if average price allocation group is complete or incomplete.
53	Quantity
71	AllocTransType
	Parties		Insert here the set of "Parties" (firm identification) fields defined in "Common Components of Application Messages"
793	SecondaryAllocID		Optional second identifier for the allocation report being acknowledged (need not be unique)
1730	AllocGroupID		Group identifier assigned by the clearinghouse
1728	FirmGroupID		Firm assigned entity identifier for the allocation
1731	AvgPxGroupID		Firm designated group identifier for average pricing
75	TradeDate
60	TransactTime		Date/Time Allocation Report Ack generated
87	AllocStatus		Denotes the status of the allocation report; received (but not yet processed), rejected (at block or account level) or accepted (and processed). AllocStatus will be conditionally required in a 2-party model when used by a counterparty to convey a change in status. It will be optional in a 3-party model in which only the central counterparty may issue the status of an allocation
88	AllocRejCode		Required for AllocStatus = 1 ( block level reject) and for AllocStatus 2 (account level reject) if the individual accounts and reject reasons are not provided in this message
794	AllocReportType
808	AllocIntermedReqType		Required if AllocReportType = 8 (Request to Intermediary) Indicates status that is requested to be transmitted to counterparty by the intermediary (i.e. clearing house)
573	MatchStatus		Denotes whether the financial details provided on the Allocation Report were successfully matched.
460	Product
167	SecurityType
1031	CustOrderHandlingInst
1032	OrderHandlingInstSource
58	Text		Can include explanation for AllocRejCode = 7 (other)
354	EncodedTextLen		Must be set if EncodedText field is specified and must immediately precede it.
355	EncodedText		Encoded (non-ASCII characters) representation of the Text field in the encoded format specified via the MessageEncoding field.
	AllocAckGrp		This repeating group is optionally used for messages with AllocStatus = 2 (account level reject) to provide details of the individual accounts that caused the rejection, together with reject reasons. This group should not be populated where AllocStatus has any other value. Indicates number of allocation groups to follow.
	StandardTrailer	x

Notes

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For example if you were writing a clarification on how to specify the "quantity" of an order in FIX, you might add the
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