[F125. Minimum energy performance requirements shall be approved by the Secretary of State, [F2calculated and expressed] in accordance with the methodology approved pursuant to regulation 24, for—
(a)new buildings (which shall include new dwellings), in the form of target CO2 emission rates; F3...
(b)new dwellings, in the form of target fabric energy efficiency rates] [F4; and
(c)new buildings in the form of target primary energy rates].
Extent Information
E1This version of this provision applies to England only; a separate version has been created for Wales only
Textual Amendments
F1Reg. 25 substituted (E., but only in relation to excepted energy buildings in W.) (6.4.2014) by The Building Regulations &c. (Amendment) (No.2) Regulations 2013 (S.I. 2013/1959), regs. 1(5), 4 (with reg. 1(3)) [Editorial note: This amendment no longer applies at all in relation to W. from 8.6.2018]
F2Words in reg. 25 inserted (E., but only in relation to excepted energy buildings in W.) (6.4.2016) by The Building Regulations &c. (Amendment) Regulations 2016 (S.I. 2016/285), regs. 1(4), 2(8) (with reg. 1(3)) [Editorial note: This amendment no longer applies at all in relation to W. from 8.6.2018]
F3Word in reg. 25(a) omitted (E.) (15.6.2022) by virtue of The Building Regulations etc. (Amendment) (England) Regulations 2021 (S.I. 2021/1391), regs. 1(1), 5(a) (with regs. 1(2), 17) (as amended (5.6.2023) by S.I. 2023/520, regs. 1(2), 3)
F4Reg. 25(c) and word inserted (E.) (15.6.2022) by The Building Regulations etc. (Amendment) (England) Regulations 2021 (S.I. 2021/1391), regs. 1(1), 5(b) (with regs. 1(2), 17) (as amended (5.6.2023) by S.I. 2023/520, regs. 1(2), 3)
[F525. The Welsh Ministers shall approve minimum energy performance requirements for new buildings, in the form of target CO² emission rates, which shall be calculated and expressed in accordance with the methodology approved pursuant to regulation 24.]
Extent Information
E2This version of this provision applies to Wales only; a separate version has been created for England only
Textual Amendments
F5Reg. 25 substituted (with corresponding changes to match the amendments previously made by S.I. 2012/3119, reg. 16, Sch. 1 and S.I. 2013/747, regs. 1(4), 14 but with a reference to "The Welsh Ministers" rather than to "The Secretary of State") (W. for remaining purposes) (8.6.2018) by The Building Regulations &c. (Amendment) (Excepted Energy Buildings) (Wales) Regulations 2018 (S.I. 2018/558), regs. 1(2), 7(2) (with reg. 29)