BAK Beginning Segment for Purchase Order Acknowledgment

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

Position
Element
Name
Type
Requirement
Min
Max
Repeat
BAK01
Transaction Set Purpose Code
Identifier (ID)
Mandatory
2
2
1
Code identifying purpose of transaction set
BAK02
Acknowledgment Type
Identifier (ID)
Mandatory
2
2
1
Code specifying the type of acknowledgment
BAK03
Purchase Order Number
String (AN)
Mandatory
1
22
1
Identifying number for Purchase Order assigned by the orderer/purchaser
BAK04
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.
BAK05
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
BAK06
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)
BAK07
Contract Number
String (AN)
Optional
1
30
1
Contract number
BAK08
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.
BAK09
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.
BAK10
Transaction Type Code
Identifier (ID)
Optional
2
2
1
Code specifying the type of transaction

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