On this topic:
NOTE: This information is referenced from UN/EDIFACT and may not be current. For the latest information please visit the UN/EDIFACT web site.
Identification of the sender of the interchange.
REF IDENTIFIER NAME REQ TYPE MIN/MAX NOTES 010 0004 Interchange sender identification M AN 1/35 020 0007 Identification code qualifier C AN 1/4 1,2 030 0008 Interchange sender internal identification C AN 1/35 1,3 040 0042 Interchange sender internal sub-identification C AN 1/35 1,3