Change indicators
      COT   CONTRIBUTION DETAILS
      Function: To specify details about membership contributions.
010   5047  CONTRIBUTION QUALIFIER                         M  an..3
020   C953  CONTRIBUTION TYPE                              C  
      5049   Contribution type, coded                      M  an..3
      1131   Code list qualifier                           C  an..3
      3055   Code list responsible agency, coded           C  an..3
      5048   Contribution type                             C  an..35
030   C522  INSTRUCTION                                    C  
      4403   Instruction qualifier                         M  an..3
      4401   Instruction, coded                            C  an..3
      1131   Code list qualifier                           C  an..3
      3055   Code list responsible agency, coded           C  an..3
      4400   Instruction                                   C  an..35
040   C203  RATE/TARIFF CLASS                              C  
      5243   Rate/tariff class identification              M  an..9
      1131   Code list qualifier                           C  an..3
      3055   Code list responsible agency, coded           C  an..3
      5242   Rate/tariff class                             C  an..35
      5275   Supplementary rate/tariff basis               C  an..6
             identification
      1131   Code list qualifier                           C  an..3
      3055   Code list responsible agency, coded           C  an..3
      5275   Supplementary rate/tariff basis               C  an..6
             identification
      1131   Code list qualifier                           C  an..3
      3055   Code list responsible agency, coded           C  an..3
050   C960  REASON FOR CHANGE                              C  
      4295   Change reason, coded                          C  an..3
      1131   Code list qualifier                           C  an..3
      3055   Code list responsible agency, coded           C  an..3
      4294   Change reason                                 C  an..35