| PriceBasis | An enumerated type that defines how a service is priced. Values: Per stay, Per person, Per night, Per person per night, Per use.An enumerated type that defines how a service is priced. Values: Per stay, Per person, Per night, Per person per night, Per use. |
| Amount | A monetary amount. |
| CurrencyCode | An ISO 4217 (3) alpha character code that specifies a monetary unit. |
| DecimalPlaces | The ISO 4217 standard "minor unit" for the number of decimal places for a particular currency. |
| Age | This is used to specify age in years. |
| Code | Refer to OpenTravel Code List Age Qualifying Code (AQC), Rail Passenger Type Code (PXC), or use StringLength1to8 with CodeContext to use a non-OpenTravel Code. |
| CodeContext | Identifies the source authority for the code. |
| Quantity | Used to define the quantity for an associated element or attribute. |
| URI | Identifies the location of the code table. |