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Segment
in
X12 Release 004030

AK2 Transaction Set Response Header

To start acknowledgment of a single transaction set
Sequence
Element
Name
Type
Requirement
Min
Max
Repeat
01
143
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.
Codes (314)
02
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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Stedi is a registered trademark of Stedi, Inc. Stedi's EDI Reference and Mapping Guides are provided for marketing purposes and are free of charge. All names, logos, and brands of third parties listed on our site are trademarks of their respective owners (including “X12”, which is a trademark of X12 Incorporated). Stedi, Inc. and its products and services are not endorsed by, sponsored by, or affiliated with these third parties. Our use of these names, logos, and brands is for identification purposes only, and does not imply any such endorsement, sponsorship, or affiliation.