(1)  If proposed building work is to adversely affect any exit, or path of travel to an exit, in an existing Class 2, 3, 4, 5, 6, 7, 8 or 9 building, the building must comply with Section D of Volume One of the National Construction Code or such other provision, or standards, as may be prescribed.

(2)  The relevant building surveyor for the building work referred to in subsection (1) may consent to partial compliance with the requirements of that subsection, if the building surveyor is satisfied that the partial compliance is appropriate, after taking into account –

(a) the structural adequacy of the building; and

(b) the requirements necessary to make reasonable provision for –

(i) the amenity of the building and the safety and health of the people using, or intending to use, the building; and

(ii) appropriate measures to ensure that fire cannot spread to, or from, any adjoining building; and

(c) whether the building is a historic building.