# Commission Regulation (EC) No 29/2009 of 16 January 2009 laying down requirements on data link services for the single European sky (Text with EEA relevance), Article 9: Obligations of air navigation services providers and other entities for data link communications

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

Air navigation service providers and other entities providing communication services for data exchanges of the air-ground applications defined in the ICAO standards specified in points 2 and 3 of Annex III shall ensure that the ground systems referred to in Article 1(2)(c) apply air-ground communications in compliance with requirements of Part B or Part C of Annex IV.

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Source: https://www.legislation.gov.uk/eur/2009/29/article/9 (the official version)
Page: https://openlegislation.uk/eu-regulation-2009-29/article-9
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.