# Commission Implementing Regulation (EU) 2018/1973 of 7 December 2018 amending Implementing Regulation (EU) No 909/2013 on the technical specifications for the electronic chart display and information system for inland navigation (Inland ECDIS) referred to in Directive 2005/44/EC of the European Parliament and of the Council, Division 3.1: General requirements

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

Navigation systems installed on board shall be functionally equivalent to a system certified by authorities. For every system the navigation system provider shall ship a statement of compliance with the Inland ECDIS technical specifications and its functional equivalence to the certified system.
The competent authority is entitled to check Inland ECDIS compliance of installed systems at any time.

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Source: https://www.legislation.gov.uk/eur/2018/1973/annex/division/ELECTRONIC/section/4A/division/3/division/3.1 (the official version)
Page: https://openlegislation.uk/eu-regulation-2018-1973/annex/division-ELECTRONIC/section-4A/division-3/division-3.1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.