# The Town and Country Planning (General Permitted Development) (Amendment) (Wales) Order 2013, Paragraph E.1: Development not permitted


Development is not permitted by Class E if—
(a) the total area of ground covered by buildings, enclosures, raised platforms, pools and containers within the curtilage (other than the original dwellinghouse) would exceed 50% of the total area of the curtilage (excluding the ground area of the original dwellinghouse);
(b) any part of the building, enclosure, raised platform, pool or container would extend beyond a wall comprised in the principal elevation of the original dwellinghouse;
(c) any part of the building, enclosure, raised platform, pool or container would extend beyond a wall comprised in a side elevation of the existing dwellinghouse, and would be nearer to the highway than—
(i) the wall comprised in that side elevation which is nearest to the highway; or
(ii) any point 5 metres from the highway;
whichever is the nearer to the highway;
(d) the building would have more than one storey;
(e) the height of any part of the building, enclosure or container, measured from the surface of the ground immediately adjacent to that part, would exceed—
(i) 4 metres in the case of a building having a roof with more than one pitch;
(ii) 3 metres in any other case;
(f) any part of the building, enclosure or container would be—
(i) within 2 metres of the boundary of the curtilage of the dwellinghouse; and
(ii) exceed 2.5 metres in height above the surface of the ground immediately adjacent to it;
(g) the height of the eaves of the building, measured at any point along their length, would exceed 2.5 metres;
(h) any part of the building, enclosure, pool or container would —
(i) be situated within 2 metres of the dwellinghouse; and
(ii) exceed 1.5 metres in height above the surface of the ground immediately adjacent to it;
(i) the building, enclosure, pool or container would be situated within the curtilage of a listed building;
(j) it would include the construction or provision of a veranda, balcony or raised platform of which any part is more than 30 centimetres above the surface of the ground directly below it;
(k) it would include the enlargement, improvement or other alteration of any part of a dwellinghouse;
(l) it would include the installation, alteration or replacement of a microwave antenna; or
(m) the capacity of the container would exceed 3,500 litres.

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Source: https://www.legislation.gov.uk/wsi/2013/1776/schedule/paragraph/E.1 (the official version)
Page: https://openlegislation.uk/town-and-country-planning-general-permitted-development-amendment-wales-order-2013/schedule/paragraph-E.1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.