In versions of FIX prior to version 4.4, this message was known as the Allocation ACK message.
The Allocation Instruction Ack message is used to acknowledge the receipt of and provide status for an Allocation Instruction message.

Added in protocol FIX.2.7

See in: FIX.4.0, FIX.4.1, FIX.4.2, FIX.4.3, FIX.4.4, FIX.5.0, FIX.5.0SP1, FIX.5.0SP2 EP240.

Field or Component Name Description Is Required Added Is Deprecated
Block StandardHeader MsgType = P Y FIX.2.7
70 AllocID Y FIX.2.7
BlockRepeating Parties Insert here the set of “Parties” (firm identification) fields defined in “Common Components of Application Messages” FIX.4.3
793 SecondaryAllocID Optional second identifier for the allocation instruction being acknowledged (need not be unique) FIX.4.4
75 TradeDate FIX.2.7
60 TransactTime Date/Time Allocation Instruction Ack generated FIX.2.7
87 AllocStatus Denotes the status of the allocation instruction; received (but not yet processed), rejected (at block or account level) or accepted (and processed). Y FIX.2.7
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 FIX.2.7
626 AllocType FIX.4.4
808 AllocIntermedReqType Required if AllocType = 8 (Request to Intermediary)
Indicates status that is requested to be transmitted to counterparty by the intermediary (i.e. clearing house)
FIX.4.4
573 MatchStatus Denotes whether the financial details provided on the Allocation Instruction were successfully matched. FIX.4.4
460 Product FIX.4.4
167 SecurityType FIX.4.4
58 Text Can include explanation for AllocRejCode = 7 (other) FIX.2.7
354 EncodedTextLen Must be set if EncodedText (355) field is specified and must immediately precede it. FIX.4.2
355 EncodedText Encoded (non-ASCII characters) representation of the Text (58) field in the encoded format specified via the MessageEncoding (347) field. FIX.4.2
ImplicitBlockRepeating 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 when AllocStatus has any other value.
Indicates number of allocation groups to follow.
FIX.4.4
Block StandardTrailer Y FIX.2.7