| AdditionalCode | An additional code that further defines the sub-group. |
| Code | A unique product sub-group code that may be airline defined or a RFISC (reason for issuance sub-code.) |
| CodeSource | The source for the @RFISC_Code and @Code definitions. Note that setting this attribute at this level will override the global CodeSource attribute set at a higher level in the message. |
| Description | A description of the sub-group code. |
| ResultsAction | An indicator if the product group is required and/or should be included or excluded from the offer results.Specifies the applicability of the criteria to which it is related. |
| RPH | A unique ID for this product sub-group that is referenced elsewhere in this schema. |