# The Electricity Capacity (Amendment) Regulations 2025, Regulation 4: Amendment to regulation 11 (meaning of auction parameters)


In regulation 11—
(a) in paragraph (1)(e), after “15 year minimum £/kW threshold” insert “, 9 year minimum £/kW threshold”;
(b) in paragraph (3)—
(i) for “In paragraph (1)”, substitute “In this regulation”;
(ii) for the definitions of “15 year minimum £/kW threshold” and “3 year minimum £/kW threshold” substitute—
““3 year minimum £/kW threshold” means the minimum amount of capital expenditure per kilowatt of de-rated capacity which a bidder must commit to spending on a generating CMU or an unproven demand side response CMU that is not a three year zero capex threshold CMU to be eligible to bid for a capacity obligation for a period of 2 or 3 delivery years;
“9 year minimum £/kW threshold” means the minimum amount of capital expenditure per kilowatt of de-rated capacity which a bidder must commit to spending on a declared low carbon CMU that is a new build CMU, a refurbishing CMU or an unproven demand side response CMU to be eligible to bid for a capacity obligation for a period of more than 3 and up to 9 delivery years;
“15 year minimum £/kW threshold” means the minimum amount of capital expenditure per kilowatt of de-rated capacity which a bidder must commit to spending—
(a) on a declared low carbon CMU that is a generating CMU or an unproven demand side response CMU to be eligible to bid for a capacity obligation for a period of more than 9 and up to 15 delivery years; or
(b) on any other generating CMU or unproven demand side response CMU to be eligible to bid for a capacity obligation for a period of more than 3 and up to 15 delivery years;”;
(iii) after the definition of “auction target capacity”, insert—
“; and
“declared low carbon CMU”, “new build CMU”, “refurbishing CMU”, and “three year zero capex threshold CMU” have the meaning given in the Rules.”.

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Source: https://www.legislation.gov.uk/ukdsi/2025/9780348267303/regulation/4 (the official version)
Page: https://openlegislation.uk/draft-electricity-capacity-amendment-regulations-2025/regulation-4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.