(1) In this Act, "residential property" means any building which is in use as, or is suitable for use as, a dwelling.
(2) A shed, outhouse, garage or other building which is appurtenant to or usually enjoyed with a residential property shall be considered, for the purposes of this Act, to form part of the residential property.
(3) Subject to subsection (4), yards, gardens or other lands appurtenant to or usually enjoyed with a residential property as its garden or grounds shall be considered, for the purposes of this Act, to form part of the residential property.
(4) Where the total area of the yards, gardens and other lands, referred to in subsection (3), exceeds 0.4047 hectares, only those parts of such yards, gardens and other lands, which would be the most suitable for occupation and enjoyment with the dwelling, up to a total area (exclusive of the area, at ground level, of the building referred to in subsection (1)) of 0.4047 hectares, shall form part of the residential property.