C709
MESSAGE IDENTIFIER
Identification of the message.
1475
Message type identifier
Mandatory an 0..6
Code identifying a type of message as assigned by its controlling agency.
1056
Version
Mandatory an 0..9
To specify the version number or name of an object.
1058
Release
Mandatory an 0..9
To specify the release number or release name of an object.
1476
Control agency
Mandatory an 0..2
Identification of the agency controlling the specification, maintenance and publication of the message.
1523
Association assigned identification
Conditional an 0..6
An association assigned code to further identify implementation of a message.
1060
Revision number
Conditional an 0..6
To specify a revision number.