EDI
API DocsTerminal

BAK Beginning Segment for Purchase Order Acknowledgment

To indicate the beginning of the Purchase Order Acknowledgment Transaction Set and transmit identifying numbers and dates

Sequence
Element
Name
Type
Requirement
Min
Max
Repeat
01
353
Transaction Set Purpose Code
Identifier (ID)
Mandatory
2
2
1
Code identifying purpose of transaction set
Codes (76)
02
Acknowledgment Type Code
Identifier (ID)
Mandatory
2
2
1
Code specifying the type of acknowledgment
Codes (15)
03
Purchase Order Number
String (AN)
Mandatory
1
22
1
Identifying number for Purchase Order assigned by the orderer/purchaser
04
Date
Date (DT)
Mandatory
8
8
1
Date expressed as CCYYMMDD where CC represents the first two digits of the calendar year
BAK04 is the date assigned by the purchaser to purchase order.
05
Release Number
String (AN)
Optional
1
30
1
Number identifying a release against a Purchase Order previously placed by the parties involved in the transaction
06
Request Reference Number
String (AN)
Optional
1
45
1
Reference number or RFQ number to use to identify a particular transaction set and query (additional reference number or description which can be used with contract number)
07
Contract Number
String (AN)
Optional
1
30
1
Contract number
08
Reference Identification
String (AN)
Optional
1
80
1
Reference information as defined for a particular Transaction Set or as specified by the Reference Identification Qualifier
BAK08 is the seller's order number.
09
Date
Date (DT)
Optional
8
8
1
Date expressed as CCYYMMDD where CC represents the first two digits of the calendar year
BAK09 is the date assigned by the sender to the acknowledgment.
10
Transaction Type Code
Identifier (ID)
Optional
2
2
1
Code specifying the type of transaction
Codes (551)

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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.