# The Electricity Capacity Regulations 2014, Regulation 18: Excluded capacity: long term STOR CMUs


(1) The Delivery Body must not prequalify a CMU (“CMU i”) that is the subject of a relevant STOR contract unless the applicant has provided to it, by the close of the prequalification window, a withdrawal declaration.
(2) In this regulation, “relevant STOR contract” means a contract entered into pursuant to a tender by the national system operator for short term operating reserve—
(a) between the national system operator and a person responsible for CMU i;
(b) which relates to CMU i, or to one or more generating units or demand side response CMU components comprised in CMU i; and
(c) where—
(i) the contract is entered into before the date on which this regulation comes into force; and
(ii) the expiry date of the contract is after the start of that delivery year.
(3) For the purposes of paragraph (2), a contract for short term operating reserve—
(a) is entered into on the date on which the national system operator notifies its acceptance of a tender; and
(b) expires on the date specified in or determined in accordance with the contract.
(4) In paragraph (1), a “withdrawal declaration” means a declaration in writing by an applicant that, if the applicant is awarded a capacity obligation for CMU i, it will offer to the national system operator to withdraw from or terminate the relevant STOR contract with effect from a date no later than the start of the delivery period.

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Source: https://www.legislation.gov.uk/ukdsi/2014/9780111116852/regulation/18 (the official version)
Page: https://openlegislation.uk/draft-electricity-capacity-regulations-2014/regulation-18
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.