| Age | Defines the age of a guest. |
| AgeBucket | Defines the age range category or bucket a guest can be booked into. This is typically used in conjunction with the age qualifying code to further define the applicable age range. |
| AgeQualifyingCode | A code representing a business rule that determines the charges for a guest based upon age range (e.g. Adult, Child, Senior, Child With Adult, Child Without Adult). This attribute allows for an increase in rate by occupant class. Refer to OpenTravel Code List Age Qualifying Code (AQC). |
| Amount | A monetary amount. |
| Count | The number of guests in one AgeQualifyingCode or Count. |
| 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. |
| 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. |
| PriceQualifier | A number qualifying the passenger price e.g. 1 with an Age Qualifying Code of 8 (Child) indicates a 1st child price; 2 = 2nd child price and so on. |