(1) A lot on which development specified for this code is carried out must have a landscaped area of at least the following:(a) 10% of the area of the lot, if the lot has an area of at least 200m2 but less than 300m2,(b) 15% of the area of the lot, if the lot has an area of at least 300m2 but less than 450m2,(c) 20% of the area of the lot, if the lot has an area of at least 450m2 but less than 600m2,(d) 30% of the area of the lot, if the lot has an area of at least 600m2 but less than 900m2,(e) 40% of the area of the lot, if the lot has an area of at least 900m2 but less than 1,500m2,(f) 45% of the area of the lot, if the lot has an area of at least 1,500m2.(2) If the lot has a width, measured at the building line, of at least 18m, at least 50% of the area forward of the building line to the primary road must be landscaped.(3) If the lot has a width, measured at the building line, of less than 18m, at least 25% of the area forward of the building line to the primary road must be landscaped.(4) At least 50% of the landscaped area must be located behind the building line to the primary road.(5) The landscaped area must be at least 1.5m wide.(6) Subclauses (1)–(5) do not apply to development referred to in clause 3.3 if the development does not:(a) increase the existing site coverage of the lot, or(b) decrease the existing landscaped area.
3.25 Principal private open space
(1) A lot, with a width measured at the building line of at least 6m but less than 10m, on which a new dwelling house is erected must have at least 16m2 of principal private open space.(2) A lot, with a width measured at the building line of at least 10m, on which a new dwelling house is erected must have at least 24m2 of principal private open space.(3) In this clause, principal private open space means an area that:(a) is directly accessible from, and adjacent to, a habitable room, other than a bedroom, and(b) is at least 3m wide, and(c) is not steeper than 1:50 gradient.