Class G — chimneys, flues etc on a dwellinghouse

Class G – chimney, flues etc This provides permitted development rights for the installation, alteration or replacement of a chimney, flue or soil and vent pipe on a dwellinghouse. G.1 Development is not permitted by Class G if - a) permission to use the dwellinghouse as a dwellinghouse has been granted only by virtue of Class M, N, P, PA or Q of Part 3 of this Schedule (change of use) (b) the height of the chimney, flue or soil and vent pipe would exceed the highest part of the roof by 1 metre or more; or (c) in the case of a dwellinghouse on article 2(3) land, the chimney, flue or soil and vent pipe would be installed on a wall or roof slope which- (i) fronts a highway, and (ii) forms either the principal elevation or a side elevation of the dwellinghouse. Guidance on the terms ‘highest part of the roof’, ‘fronts a highway’ and ‘principal’ and ‘side’ elevations can be found in the ‘General Issues’ section and under Class A (see pages 7,11 and 16). 49PD technical guidance, Class G · official source →