# Commission Delegated Regulation (EU) No 812/2013 of 18 February 2013 supplementing Directive 2010/30/EU of the European Parliament and of the Council with regard to the energy labelling of water heaters, hot water storage tanks and packages of water heater and solar device (Text with EEA relevance), Division 3.1: The information referred to in Article 4(3)(b) shall be provided in the following order:

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

(a) the water heating energy efficiency class of the model, determined in accordance with point 1 of Annex II;
(b) the water heating energy efficiency in %, rounded to the nearest integer;
(c) the elements set out in Figure 1 of Annex IV.

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Source: https://www.legislation.gov.uk/eur/2013/812/annex/VI/division/3/division/3.1 (the official version)
Page: https://openlegislation.uk/eu-regulation-2013-812/annex-VI/division-3/division-3.1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.