D18A

HIERARCHY INFORMATION

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.

Segment structure

7173       HIERARCHY OBJECT CODE QUALIFIER                    M   an1..3
7171       HIERARCHICAL STRUCTURE RELATIONSHIP CODE           C   an1..3
1229       ACTION CODE                                        C   an1..3
C212       ITEM NUMBER IDENTIFICATION                         C
   7140    Item identifier                                    C   an1..35
   7143    Item type identification code                      C   an1..3
   1131    Code list identification code                      C   an1..17
   3055    Code list responsible agency code                  C   an1..3
7166       HIERARCHICAL STRUCTURE PARENT IDENTIFIER           C   an1..35