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
Code identifying purpose of transaction set
Code specifying the type of acknowledgment
Identifying number for Purchase Order assigned by the orderer/purchaser
Date (YYMMDD)
BAK04 is the date assigned by the purchaser to purchase order.
Number identifying a release against a Purchase Order previously placed by the parties involved in the transaction
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)
Contract number
Reference information as defined for a particular Transaction Set or as specified by the Reference Identification Qualifier
BAK08 is the seller's order number.
Date (YYMMDD)
BAK09 is the date assigned by the sender to the acknowledgment.