The Town and Country Planning (General Permitted Development) (England) Order 2015 No. 596

SCHEDULE 2 E+W Permitted development rights

PART 7 E+W Non-domestic extensions, alterations etc

Class I – developments relating to an industrial process E+W

Permitted development E+W

I.  Development carried out on industrial land for the purposes of an industrial process consisting of—

(a) the installation of additional or replacement plant or machinery;

(b) the provision, rearrangement or replacement of a sewer, main, pipe, cable or other apparatus, or

(c) >the provision, rearrangement or replacement of a private way, private railway, siding or conveyor.

Development not permitted E+W

I.1  Development described in Class I(a) is not permitted if—

(a) it would materially affect the external appearance of the premises of the undertaking concerned; or

(b) any plant or machinery would exceed a height of 15 metres above ground level or the height of anything replaced, whichever is the greater.

Interpretation of Class I E+W

I.2  For the purposes of Class I, “ industrial land” means land used for the carrying out of an industrial process, including land used for the purposes of an industrial undertaking as a dock, harbour or quay but does not include land in or adjacent to and occupied together with a mine.