New South Wales Consolidated Regulations New South Wales Consolidated RegulationsThe standards specified for that development are that the development must--
(a) be constructed or installed so that any opening created is adequately weather proofed, and
(b) if located on bush fire prone land--be constructed or installed so that any opening is sealed against the entry of embers, and
(c) if located on land in a heritage conservation area or draft heritage conservation area--be constructed or installed within the plane of the roof and not be visible on the street elevation.