| AssocFareBasisCode | The applicable code as provided for in IATA Resolution 728 for the associated EMD. | 
| AssociateInd | When true, the coupon should be associated.  When false, it should be disassociated. | 
| ConsumedAtIssuanceInd | When true, the coupon is consumed at issuance. | 
| CouponItinerarySeqNbr | The number representing the order in which this coupon was used or is to be used.Used for Numeric values, from 0 to 99 inclusive. | 
| CouponReference | The sequential number (segment identifier) of an individual flight segment, e.g., 1 of 3. | 
| DateOfService | The scheduled date of service for this coupon of an EMD. | 
| Duration | The duration datatype represents a combination of year, month, day and time values representing a single duration of time, encoded as a single string. | 
| End | The ending value of the time span. | 
| FareBasisCode | The applicable fare basis code. | 
| InConnectionNbr | The coupon number associated with the 'in connection with' document number.Used for Numeric values, from 1 to 4 inclusive. | 
| InvoluntaryIndCode | Used to indicate when a tranaction ocurred due to an involuntary change. | 
| Number | The applicable coupon number.Used for Numeric values, from 1 to 4 inclusive. | 
| PromotionalCode | Used to specify a promotional code that applies to the fee. | 
| Remark | Free text describing the service on the EMD. | 
| SettlementAuthCode | A reference number generated by the validating carrier authorising settlment of a coupon. | 
| Start | The starting value of the time span. | 
| Status | Code providing status information for this coupon. Refer to OpenTravel Code List Status (STS). | 
| TaxOnEMD_Ind | When true, a tax has been collected and is due to a local government from the validating carrier. | 
| Value | The value associated to a single coupon of a miscellaneous document. | 
| UnitOfMeasure | This is the standard unit of measure name (e.g., it could be generic such as metric or imperial or specific such as inches, feet, yards, miles, millimeters, centimeters, meters, kilometers- according to usage). | 
| UnitOfMeasureCode | The unit of measure in a code format (e.g., inches, pixels, centimeters). Refer to OpenTravel Code List Unit of Measure Code (UOM). | 
| UnitOfMeasureQuantity | This is the numeric value associated with the measurement. |