ASC/X12 Reference
GS - Functional Group Header

On this topic:

 

Technical Notes

  1. The GS data segment is used to indicate start of Functional Group..

Standard Information

NOTE: This information is referenced from ASC/X12 and may not be current.  For the latest information please visit the ASC/X12 web site.

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

REF IDENTIFIER NAME REQ TYPE MIN/MAX NOTES
01 479  Functional Identifier Code M ID  2/2  
02 142  Application Sender's Code M AN  2/15  
03 124  Application Receiver's Code M AN  2/15  
04 373  Date M DT  8/8  1
05 337  Time M TM  4/8  2
06 28  Group Control Number M N0  1/9  3
07 455  Responsible Agency Code M ID 1/2  
08 480  Version / Release / Industry Identifier Code M AN  1/12  

Semantic Notes:

  1. GS04 is the group date.
  2. GS05 is the group time.
  3. The data interchange control number GS06 in this header must be identical to the same data element in the associated functional group trailer, GE02. 
  4. A functional group of related transaction sets, within the scope of X12 standards, consists of a collection of similar transaction sets enclosed by a functional group header and a functional group trailer.