# The Town and Country Planning (Environmental Impact Assessment) Regulations 2017, Paragraph 19: Descriptions of development


Quarries and open‑cast mining where the surface of the site exceeds 25 hectares, or peat extraction where the surface of the site exceeds 150 hectares.

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Source: https://www.legislation.gov.uk/uksi/2017/571/schedule/1/paragraph/19 (the official version)
Page: https://openlegislation.uk/town-and-country-planning-environmental-impact-assessment-regulations-2017/schedule-1/paragraph-19
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.