BCH Beginning Segment for Purchase Order Change

To indicate the beginning of the purchase order change transaction set and transmit identifying numbers and dates.

Position
Element
Name
Type
Requirement
Min
Max
Repeat
BCH-01
Transaction Set Purpose Code
Identifier (ID)
Mandatory
2
2
-
Code identifying purpose of transaction set.
BCH-02
Purchase Order Type Code
Identifier (ID)
Mandatory
2
2
-
Code specifying the type of Purchase Order.
BCH-03
Purchase Order Number
String (AN)
Mandatory
1
22
-
Identifying number for Purchase Order assigned by the orderer/purchaser.
BCH-04
Release Number
String (AN)
Optional
1
30
-
Number identifying a release against a Purchase Order previously placed by the parties involved in the transaction.
BCH-05
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.
BCH-06
Date
Date (DT)
Mandatory
6
6
-
Date (YYMMDD).
BCH06 is the date assigned by the purchaser to purchase order.
BCH-07
Request Reference Number
String (AN)
Optional
1
45
-
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).
BCH-08
Contract Number
String (AN)
Optional
1
30
-
Contract number.
BCH-09
Reference Number
String (AN)
Optional
1
30
-
Reference number or identification number as defined for a particular Transaction Set, or as specified by the Reference Number Qualifier.
BCH09 is the seller's order number.
BCH-10
Date
Date (DT)
Optional
6
6
-
Date (YYMMDD).
BCH10 is the date assigned by the sender to the acknowledgment.
BCH-11
Date
Date (DT)
Optional
6
6
-
Date (YYMMDD).
BCH11 is the date of the purchase order change request.
BCH-12
Contract Type Code
Identifier (ID)
Optional
2
2
-
Code identifying a contract type
BCH-13
Security Level Code
Identifier (ID)
Optional
2
2
-
Code indicating the level of confidentiality assigned by the sender to the information following.
BCH-14
Acknowledgment Type
Identifier (ID)
Optional
2
2
-
Code specifying the type of acknowledgment.
BCH-15
Transaction Type Code
Identifier (ID)
Optional
2
2
-
Code specifying the type of transaction.
BCH-16
Purchase Category
Identifier (ID)
Optional
2
2
-
Code identifying the broad category of products or services being acquired

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