# Regulation (EC) No 551/2004 of the European Parliament and of the Council of 10 March 2004 on the organisation and use of the airspace in the single European sky (the airspace Regulation) (Text with EEA relevance), Article 3a: Electronic aeronautical information

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

1. The national supervisory authority, working in consultation with Eurocontrol, shall ensure the availability of electronic aeronautical information of high quality, presented in a harmonised way and serving the requirements of all relevant users in terms of data quality and timeliness.
2. For the purpose of paragraph 1, the national supervisory authority shall:
(a) contribute to the development of an aeronautical information infrastructure in the form of an electronic integrated briefing portal with unrestricted access to interested stakeholders. That infrastructure shall integrate access to and provision of required data elements such as, but not limited to aeronautical information, air traffic services reporting office (ARO) information, meteorological information and flow management information;
(b) support the modernisation and harmonisation of the provision of aeronautical information in its broadest sense in consultation with Eurocontrol and the ICAO.
3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

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Source: https://www.legislation.gov.uk/eur/2004/551/article/3a (the official version)
Page: https://openlegislation.uk/eu-regulation-2004-551/article-3a
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.