# The Infrastructure Consent (Miscellaneous Provisions) (Wales) Regulations 2025, Paragraph 21: Waste water

Extent: E+W

The construction or alteration of a waste water treatment plant in Wales or the Welsh marine area where the treatment plant (when constructed) is expected to have a capacity exceeding a population equivalent of 250,000 but not exceeding a population equivalent of 500,000.

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Source: https://www.legislation.gov.uk/wsi/2025/887/schedule/1/paragraph/21 (the official version)
Page: https://openlegislation.uk/infrastructure-consent-miscellaneous-provisions-wales-regulations-2025/schedule-1/paragraph-21
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.