AK2 Transaction Set Response Header

To start acknowledgment of a single transaction set

Position
Element
Name
Type
Requirement
Min
Max
Repeat
AK201
Transaction Set Identifier Code
Identifier (ID)
Mandatory
3
3
1
Code uniquely identifying a Transaction Set
AK201 is the transaction set ID found in the ST segment (ST01) in the transaction set being acknowledged.
AK202
Transaction Set Control Number
String (AN)
Mandatory
4
9
1
Identifying control number that must be unique within the transaction set functional group assigned by the originator for a transaction set
AK202 is the transaction set control number found in the ST segment in the transaction set being acknowledged.

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