http://www.legislation.gov.uk/uksi/2021/484/regulation/3The Greenhouse Gas Emissions Trading Scheme Auctioning Regulations 2021texttext/xmlenCLIMATE CHANGEStatute Law Database2026-05-22Expert Participation2026-04-08 These Regulations make provision under the Finance Act 2020 for auctions of allowances to emit 1 tonne of carbon dioxide equivalent created under the Greenhouse Gas Emissions Trading Scheme Order 2020. The Greenhouse Gas Emissions Trading Scheme Auctioning Regulations 2021reg. 10(1)(h)The Greenhouse Gas Emissions Trading Scheme (Amendment) (Extension to Maritime Activities) Order 2026Sch. 3 para. 3(2)art. 1(1)The Greenhouse Gas Emissions Trading Scheme Auctioning Regulations 2021reg. 16(1)(a)-(ab)The Greenhouse Gas Emissions Trading Scheme (Amendment) (Extension to Maritime Activities) Order 2026Sch. 3 para. 4(2)art. 1(1)The Greenhouse Gas Emissions Trading Scheme Auctioning Regulations 2021Sch. para. 10AThe Greenhouse Gas Emissions Trading Scheme (Amendment) (Extension to Maritime Activities) Order 2026Sch. 3 para. 6(2)art. 1(1) The Greenhouse Gas Emissions Trading Scheme Auctioning Regulations 2021 PART 1 31A reference in these Regulations to the “UK ETS authority” is a reference to all of the national authorities.2Functions conferred or imposed by these Regulations on the “UK ETS authority” may be exercised—aby all of the national authorities jointly; orbby one of the national authorities (or by more than one of the national authorities jointly) on behalf of the other national authorities with their agreement.3For the purposes of this regulation, “national authorities” means any of the following—athe Secretary of State;bthe Scottish Ministers;cthe Welsh ministers;dthe relevant Northern Ireland department, within the meaning of section 96 of the Climate Change Act 2008 .2008 c. 27.Reg. 3 in force at 22.4.2021, see reg. 1(2)