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 identify a maintenance operation and its responsible parties. 010 7495 OBJECT TYPE CODE QUALIFIER M 1 an..3 020 4513 MAINTENANCE OPERATION CODE C 1 an..3 030 3005 MAINTENANCE OPERATION OPERATOR CODE C 1 an..3 040 3009 MAINTENANCE OPERATION PAYER CODE C 1 an..3

Segment MTD is used in the following Messages:


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UN/EDIFACT Directories