# Commission Implementing Regulation (EU) 2019/123 of 24 January 2019 laying down detailed rules for the implementation of air traffic management (ATM) network functions and repealing Commission Regulation (EU) No 677/2011 (Text with EEA relevance), Division 4

Extent: E+W+S+N.I.

The ATFM function shall cover all ATFM phases (strategic, pre-tactical, tactical and post operations) as identified in the ICAO provisions referred to in the Appendix. It shall comply with these ICAO provisions.

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Source: https://www.legislation.gov.uk/eur/2019/123/annex/II/part/A/division/4 (the official version)
Page: https://openlegislation.uk/eu-regulation-2019-123/annex-II/part-A/division-4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.