Backwards Compatibility

Rules

Starting from 21.3, the Offer and Order messages will become backwards compatible for all future releases according to the rules defined by the Offer & Order and CMIG Working Groups. These messages will follow the below rules to ensure backwards compatible changes.

Scope

• Backwards Compatibly will be enforced for all Offer & Order Messages within the Enhanced and Simplified Distribution messages. (Seller <-> Airline interactions).

• Best efforts for backwards compatibility for Accounting and Delivery messages

• Interline messages will not be backwards compatible.