D18A

Segment D18A/BAS

BASIS

To describe the foundation or starting point.

Segment structure

9045       BASIS CODE QUALIFIER                               M   an1..3
C974       BASIS TYPE                                         M
   9047    Basis type description code                        C   an1..3
   1131    Code list identification code                      C   an1..17
   3055    Code list responsible agency code                  C   an1..3
   9046    Basis type description                             C   an1..35