| Field | Key | Data Element | Type | Offset | Leng | Decimals | Check Table | Text |
|---|---|---|---|---|---|---|---|---|
| STAND | X | CMSTD | CHAR | 0 | 8 | 0 | TNCST | IS-HCM: Communications Standard |
| STVER | X | STDVER | CHAR | 8 | 3 | 0 | TNCST | IS-HCM: Version of Communication Standard |
| MSGARB | X | ARBGB | CHAR | 11 | 20 | 0 | Application Area | |
| MSGNUM | X | MSGNR | CHAR | 31 | 3 | 0 | Message number | |
| ECODE | X | N_301ECODE | CHAR | 34 | 10 | 0 | IS-H: Error Code of EDI Messages (External) |