Hong Kong Regulations

BUILDING (PLANNING) REGULATIONS - REGULATION 21

Permitted plot ratio

(1) Subject to regulation 22 and depending on the height of the building-
(L.N. 78 of 1970; L.N. 406 of 1987)

   (a)  the plot ratio for a domestic building on a class A site shall not
        exceed the plot ratio specified in the fifth column of the First
        Schedule;

   (b)  the plot ratio for a domestic building on a class B site shall not
        exceed the plot ratio specified in the sixth column of the First
        Schedule;

   (c)  the plot ratio for a domestic building on a class C site shall not
        exceed the plot ratio specified in the seventh column of the First
        Schedule;

   (d)  the plot ratio for a non-domestic building on a class A site shall not
        exceed the plot ratio specified in the eleventh column of the First
        Schedule;

   (e)  the plot ratio for a non-domestic building on a class B site shall not
        exceed the plot ratio specified in the twelfth column of the First
        Schedule; and

   (f)  the plot ratio for a non-domestic building on a class C site shall not
        exceed the plot ratio specified in the thirteenth column of the First
        Schedule.

(2) Subject to regulation 22, the plot ratio for the domestic part of a
composite building shall not exceed the product of the difference between the
permitted plot ratio for the building if it were a non-domestic building and
the actual plot ratio of the non-domestic part of the building and the
permitted plot ratio for the building if it were a domestic building divided
by the permitted plot ratio for the building if it were a non-domestic
building. (L.N. 78 of 1970; L.N. 406 of 1987)

(3) For the purposes of this regulation and of regulations 19, 20 and 22, the
plot ratio of a building shall be obtained by dividing the gross floor area of
the building by the area of the site on which the building is erected. (G.N.A.
97 of 1962)