# 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 4.8: Data and display accuracy

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

(a) The accuracy of the calculated data that are presented shall be independent of the display characteristics and shall be consistent with the SENC accuracy.
(b) The Inland ECDIS in navigation mode shall provide an indication as to whether the display uses a smaller display range than the accuracy of the Inland ENC data offers (over-scale indication).
(c) The accuracy of all calculations performed by Inland ECDIS shall be independent of the characteristics of the output device and shall be consistent with the SENC accuracy.
(d) Bearings and distances drawn on the display or those measured between features already drawn on the display shall have accuracy no less than that afforded by the resolution of the display.

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Source: https://www.legislation.gov.uk/eur/2018/1973/annex/division/ELECTRONIC/section/1/division/4/division/4.8 (the official version)
Page: https://openlegislation.uk/eu-regulation-2018-1973/annex/division-ELECTRONIC/section-1/division-4/division-4.8
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.