(1) Development specified for this code may only be carried out on a lot that--(a) at the completion of the development will have only one dwelling house, and(b) if the lot is in Zone R5 and is not a battle-axe lot--has a width, measured at the building line, of at least 18m, and(c) if the lot is in Zone R5 and is a battle-axe lot--has an access laneway at least 3m wide and measures at least 12m × 12m, excluding the access laneway.
(2) A lot on which a new single storey or two storey dwelling house is erected must have lawful direct frontage access or a right of carriageway to a public road or a road vested in or maintained by the council (other than a Crown road reserve).
(3) If under section 88B of the Conveyancing Act 1919 a restriction is created that specifies a building envelope for a lot, development specified for this code may only be carried out within the building envelope specified.