# Directive 2010/31/EU of the European Parliament and of the Council of 19 May 2010 on the energy performance of buildings (recast), Division 3: The methodology shall be laid down taking into consideration at least the following aspects:

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

(a) the following actual thermal characteristics of the building including its internal partitions:
(i) thermal capacity;
(ii) insulation;
(iii) passive heating;
(iv) cooling elements; and
(v) thermal bridges;
(b) heating installation and hot water supply, including their insulation characteristics;
(c) air-conditioning installations;
(d) natural and mechanical ventilation which may include air-tightness;
(e) built-in lighting installation (mainly in the non-residential sector);
(f) the design, positioning and orientation of the building, including outdoor climate;
(g) passive solar systems and solar protection;
(h) indoor climatic conditions, including the designed indoor climate;
(i) internal loads.

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Source: https://www.legislation.gov.uk/eudr/2010/31/annex/I/division/3 (the official version)
Page: https://openlegislation.uk/eu-directive-2010-31/annex-I/division-3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.