GS – Functional Group Header
A Functional Group is a group of one or more related Transaction Sets sharing the same Functional Group ID. Functional Groups start with a GS Functional Group Header segment and end with a GE Functional Group Trailer segment.
| Loop | Seg ID | Segment Name | Format | Length | Ref# | Req | Value |
| Header | GS | Functional Group Header | 2 | R | GS | ||
| Element Separator | AN | 1 | * | ||||
| GS01 | Functional Identifier Code | ID | 2/2 | 479 | R | HC | |
| Element Separator | AN | 1 | * | ||||
| GS02 | Application Sender’s Code | AN | 2/15 | 142 | R | Same as IS06 | |
| Element Separator | AN | 1 | * | ||||
| GS03 | Application Receiver’s ode | AN | 2/15 | 124 | R | Same as ISA08 | |
| Element Separator | AN | 1 | * | ||||
| GS04 | Date | DT | 8/8 | 373 | R | Current date in YYYYMMDDD format | |
| Element Separator | AN | 1 | * | ||||
| GS05 | Time | TM | 4/8 | 337 | R | Print time in HHMM Format | |
| Element Separator | AN | 1 | * | ||||
| GS06 | Group Control Number | NO | 1/9 | 28 | R | See below for more information | |
| Element Separator | AN | 1 | * | ||||
| GS07 | Responsible Agency Code | ID | 1/2 | 455 | R | x | |
| Element Separator | AN | 1 | * | ||||
| GS08 | Version/Release/ No | AN | 1/12 | 480 | R | 005010X222A1 | |
| Segment Terminator | ~ | ||||||
Sample:
GS*HC*S32433*Zirmed*20120921*2210*246*X*005010X222A1~
GS06 – Group Control Number
Just for tracking purpose, Software should generate unique EDI File Batch Number.
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