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Division 2 Definition of ATC Communications Management service (ACM)

United Kingdom

Original text. Later amendments are not shown.

The ACM service shall provide automated assistance to flight crews and air traffic controllers for conducting the transfer of ATC communications (voice and data) comprising:

  • the initial establishment of CPDLC with an ATS unit,

  • the transfer of CPDLC and voice for a flight from one ATS unit to the next ATS unit, or to instruct a change of voice channel within an ATS unit or sector,

  • the normal termination of CPDLC with an ATS unit.

The exchanges between airborne and ground data link systems for the execution of ACM service shall comply with:

  • operating methods and time sequence diagrams specified in Sections 5.1.1.1.1 to 5.1.1.1.7 and 5.1.1.2 of the Eurocae document identified in point 11 of Annex III,

  • safety requirements specified in Section 5.1.2.3 of the Eurocae document identified in point 11 of Annex III, excluding requirements relating to downstream clearance,

  • performance requirements for the en route phase specified in Section 5.1.3.2 of the Eurocae document identified in point 11 of Annex III.