The Flight Information Exchange Model (FIXM) is a global exchange standard capturing flight and flow information

FIXM provides a set of XML schemas that fully support the data exchange requirements for the Flight and Flow Information for a Collaborative Environment (FF-ICE) concept, as defined by the ICAO1 ATMRPP2

FIXM Applications

Contain metadata about the message exchange in addition to guidance for constructing messages, such as XML templates.

Sits as a layer above Core.


Contains basic flight data that are globally applicable and which are endorsed by the FIXM CCB.

FIXM Extensions

Support localized requirements from particular communities of interest.

Extends basic flight data and/or applications.