# Commission Delegated Regulation (EU) 2020/2155 of 14 October 2020 supplementing Directive (EU) 2010/31/EU of the European Parliament and of the Council by establishing an optional common European Union scheme for rating the smart readiness of buildings (Text with EEA relevance), Division 5: For expressing the smart readiness of a building or building unit, the methodology also allows the use of disaggregated smart readiness scores expressed as a percentage. The disaggregated scores may express smart readiness for one or more of the following:

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

(a) three key smart readiness functionalities as highlighted in point 2 of Annex Ia, to Directive 2010/31/EU:
(1) energy performance and operation;
(2) response to the needs of the occupants; and
(3) energy flexibility, including the ability of the building or building unit to enable participation in demand response.
(b) the smart readiness impact criteria as defined in Annex II to this Regulation;
(c) the smart readiness technical domains as defined in Annex IV to this Regulation.

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Source: https://www.legislation.gov.uk/eur/2020/2155/annex/I/division/5 (the official version)
Page: https://openlegislation.uk/eu-regulation-2020-2155/annex-I/division-5
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.