United Nations Directories
for Electronic Data Interchange for
Administration, Commerce and Transport


Change indicators a plus sign (+) for an addition an asterisk (*) for an amendment to structure a hash sign (#) for changes to names a vertical bar (|) for changes to text for descriptions, notes and functions a minus sign (-) for a deletion an X sign (X) for marked for deletion


Function: To specify the details of the usage of a segment within a message type structure. 010 9166 SEGMENT TAG IDENTIFIER M 1 an..3 020 7299 REQUIREMENT DESIGNATOR CODE C 1 an..3 030 6176 OCCURRENCES MAXIMUM NUMBER C 1 n..7 040 7168 LEVEL NUMBER C 1 n..3 050 1050 SEQUENCE POSITION IDENTIFIER C 1 an..10 060 1049 MESSAGE SECTION CODE C 1 an..3 070 4513 MAINTENANCE OPERATION CODE C 1 an..3

Segment SGU is used in the following Messages:


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