# Commission Regulation (EU) No 139/2014 of 12 February 2014 laying down requirements and administrative procedures related to aerodromes pursuant to Regulation (EC) No 216/2008 of the European Parliament and of the Council (Text with EEA relevance), Division (b): The aerodrome operator shall ensure directly, or coordinate through arrangements as required with the accountable entities providing the following services:

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

(1)the provision of air navigation services appropriate to the level of traffic and the operating conditions at the aerodrome; and
(2)the design and maintenance of the flight procedures, in accordance with the applicable requirements.

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Source: https://www.legislation.gov.uk/eur/2014/139/annex/III/division/3/division/1/division/b (the official version)
Page: https://openlegislation.uk/eu-regulation-2014-139/annex-III/division-3/division-1/division-b
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.