# The Infrastructure Planning (Environmental Impact Assessment) Regulations 2017, Paragraph 2


(1) Thermal power stations and other combustion installations with a heat output of 300 megawatts or more.
(2) Nuclear power stations and other nuclear reactors (except research installations for the production and conversion of fissionable and fertile material, whose maximum power does not exceed 1 kilowatt continuous thermal load).

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Source: https://www.legislation.gov.uk/uksi/2017/572/schedule/1/paragraph/2 (the official version)
Page: https://openlegislation.uk/infrastructure-planning-environmental-impact-assessment-regulations-2017/schedule-1/paragraph-2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.