| Code | Code indicating the type of fare preference (e.g., FM=commission, FD=fare discount). May be used to represent a class code.This type allows either a value from an OpenTravel Code List or a string up to 8 characters in length. |
| Description | Free text describing the fare preference. |
| FareBasisCode | A fare basis code. |
| PreferLevel | Used to indicate a level of preference for an associated item. |
| RateCategoryCode | Provides a rate category for the fare preference. Refer to OpenTravel code list Rate Category (RTC). |
| TransferAction | Indicates under what conditions this element will be transfered to the booking. |
| VendorPrefRPH | Reference to one or more rail operators. |