M. Development by or on behalf of the Crown on operational Crown land, required in connection with the movement of traffic by rail.
M.1 Development is not permitted by Class M if it consists of or includes—
(a)the construction of a railway;
(b)the construction or erection of a hotel, railway station or bridge; or
(c)the construction or erection otherwise than wholly within a railway station of an office, residential or educational building, car park, shop, restaurant, garage, petrol filling station or a building used for an industrial process.
M.2 For the purposes of Class M, references to the construction or erection of any building or structure include references to the reconstruction or alteration of a building or structure where its design or external appearance would be materially affected.