GS Functional Group Header

To indicate the beginning of a functional group and to provide control information

Position
Element
Name
Type
Requirement
Min
Max
Repeat
GS01
Functional Identifier Code
Identifier (ID)
Mandatory
2
2
-
Code identifying a group of application related Transaction Sets.
The data interchange control number (GS06) in this header must be identical to the same data element in the associated Functional Group Trailer (GE02).
GS02
Application Sender's Code
String (AN)
Mandatory
2
12
-
Code identifying party sending transmission. Codes agreed to by trading partners.
GS03
Application Receiver's Code
String (AN)
Mandatory
2
12
-
Code identifying party receiving transmission. Codes agreed to by trading partners.
GS04
Group Date
Date (DT)
Mandatory
6
6
-
Date sender generated a functional group of transaction sets.
GS05
Group Time
Time (TM)
Mandatory
4
4
-
Time (HHMM) when the sender generated a functional group of transaction sets (local time at sender's location).
GS06
Group Control Number
Numeric (N0)
Mandatory
1
9
-
Assigned number originated and maintained by the sender.
GS07
Responsible Agency Code
Identifier (ID)
Mandatory
1
2
-
Code used in conjunction with Data Element 480 to identify the issuer of the standard.
GS08
Version / Release / Industry Identifier Code
Identifier (ID)
Mandatory
1
12
-
Code indicating the version, release, subrelease and industry identifier of the EDI standard being used. Positions 1-3, version number; positions 4-6, release and subrelease level of version; positions 7-12, industry or trade association identifier (optionally assigned by user).

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