# The Town and Country Planning (General Permitted Development) (Scotland) Order 1992, Paragraph 25

Extent: S

(1) The provision of a hard surface within the curtilage of an industrial building or warehouse to be used for the purposes of the undertaking concerned.
(2) Development is not permitted by this class in the case of land within—
(a) a site of archaeological interest;
(b) a national scenic area;
(c) a historic garden or designed landscape;
(d) a historic battlefield;
(e) a conservation area;
(f) a National Park; or
(g) a World Heritage Site.
(3) Development is permitted by this class subject to the following conditions—
(a) the hard surface must be made of porous materials; or
(b) provision must be made to direct run off water from the hard surface to a permeable or porous area or surface within the curtilage of the industrial building or warehouse.

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Source: https://www.legislation.gov.uk/uksi/1992/223/schedule/1/class/25 (the official version)
Page: https://openlegislation.uk/town-and-country-planning-general-permitted-development-scotland-order-1992/schedule-1/class/25
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.