# 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 7.8: Test of the chart update function

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

Before and after each test step the version numbers of the loaded SENCs and updates shall be recalled as described in the operation manual and showed on the display.
Step 1: Loading of the test SENC,
Step 2: Update of the test SENC,
Step 3: Test of the roll-back function,
Step 4: Loading of a new SENC.
After an update it shall be possible to recall and display all concerned features.

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Source: https://www.legislation.gov.uk/eur/2018/1973/annex/division/ELECTRONIC/section/4/division/7/division/7.8 (the official version)
Page: https://openlegislation.uk/eu-regulation-2018-1973/annex/division-ELECTRONIC/section-4/division-7/division-7.8
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.