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: A segment to identify hierarchical connections from a given item to a higher or lower levelled item or to identify dependencies among the content of hierarchically related groups of data. 010 7173 HIERARCHY OBJECT CODE QUALIFIER M 1 an..3 020 7171 HIERARCHICAL STRUCTURE RELATIONSHIP CODE C 1 an..3 030 1229 ACTION REQUEST/NOTIFICATION DESCRIPTION CODE C 1 an..3 040 C212 ITEM NUMBER IDENTIFICATION C 1 7140 Item identifier C an..35 7143 Item type identification code C an..3 1131 Code list identification code C an..17 3055 Code list responsible agency code C an..3 050 7166 HIERARCHICAL STRUCTURE PARENT IDENTIFIER C 1 an..35

Segment HYN is used in the following Messages:


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