# 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), Division 11: Eurocae ED-120 Safety and Performance Requirements Standard for Air Traffic Data Link Services in Continental Airspace, published in May 2004, including:

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

(a) for operators:
Change 1, published in April 2007, and Change 2, published in October 2007, or
Change 1, published in April 2007, Change 2, published in October 2007, and Change 3, published in September 2019;
(b) for ATS providers:
Change 1, published in April 2007, Change 2, published in October 2007, and Change 3, published in September 2019.

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Source: https://www.legislation.gov.uk/eur/2009/29/annex/III/division/11 (the official version)
Page: https://openlegislation.uk/eu-regulation-2009-29/annex-III/division-11
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.