(1)
A building classified as Group F, Division 3 is permitted to be of heavy timber construction or noncombustible construction used singly or in combination provided
(a)
it is not more than 1 storey in building height, and
(b)
it has a building area not more than
(i)
5 600 m
(ii)
7 000 m
(iii)
8 400 m