The lot must meet the following requirements--
(a) in the case of a manor house--the area of the lot must not be less than whichever is greater of the following--(i) 600m 2,(ii) the minimum lot area specified for manor houses in the environmental planning instrument that applies to the land concerned,
(b) in the case of a dual occupancy--the area of the lot must not be less than whichever is the greater of the following--(i) 400m 2,(ii) the minimum lot area specified for dual occupancies in the environmental planning instrument that applies to the land concerned,
(c) the width of the lot must not be less than 15m measured at the building line.