I10 Interchange Control Standards Identifier
Code to identify the agency responsible for the control standard used by the message that is enclosed by the interchange header and trailer
- Type
 - Identifier (ID)
 - Length
 - Min 1 / Max 1
 - Codes
 | Code | Description | 
|---|
|  U | U.S. EDI Community of ASC X12, TDCC, and UCS |