BIG Beginning Segment for Invoice

To indicate the beginning of an invoice transaction set and to transmit identifying numbers and dates.

Position
Element
Name
Type
Requirement
Min
Max
Repeat
BIG-01
Invoice Date
Date (DT)
Mandatory
6
6
-
Invoice Issue Date.
BIG-02
Invoice Number
String (AN)
Mandatory
1
22
-
Identifying number assigned by issuer.
BIG07 is used only to further define the type of invoice when needed.
BIG-03
Purchase Order Date
Date (DT)
Optional
6
6
-
Date assigned by the purchaser to Purchase Order.
BIG-04
Purchase Order Number
String (AN)
Optional
1
22
-
Identifying number for Purchase Order assigned by the orderer/purchaser.
BIG-05
Release Number
String (AN)
Optional
1
30
-
Number identifying a release against a Purchase Order previously placed by the parties involved in the transaction.
BIG-06
Change Order Sequence Number
String (AN)
Optional
1
8
-
Number assigned by the orderer identifying a specific change or revision to a previously transmitted transaction set.
BIG-07
Transaction Type Code
Identifier (ID)
Optional
2
2
-
Code specifying the type of transaction.

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