The Town and Country Planning General Development Order 1988

Interpretation of Class A

A.3.—(1) For the purposes of Class A—

(a) the area of 0.4 hectares shall be calculated without taking into account any separate parcels of land;

(b) the ground area referred to in paragraph A.1(d) is the ground area which would be covered by the proposed development, together with the ground area of any building (other than a dwelling), or any structure, works, plant or machinery within the same unit which is being provided or has been provided within the preceding two years and any part of which would be within 90 metres of the proposed development;

(c) 400 metres is to be measured along the ground.

(2) For the purposes of this class—

“agricultural unit” means agricultural land which is occupied as a unit for the purposes of agriculture, including—

(a) any dwelling or other building on that land occupied for the purpose of farming the land by the person who occupies the unit, or

(b) any dwelling on that land occupied by a farmworker;

• “building” does not include anything resulting from engineering operations;

• “protected building” means any permanent building which is normally occupied by people or would be so occupied, if it were in use for purposes for which it is apt; but does not include—

  (i)

  a building within the agricultural unit,

  (ii)

  a building used for a purpose referred to in classes B3 to B7 (special industrial uses) of the Schedule to the Use Classes Order, or

  (iii)

  a dwelling or other building on another agricultural unit which is used for or in connection with agriculture.