The Ontario Building Code | Group F, Division 3, 1 Storey Group F, Division 3, 1 Storey

(1) A building classified as Group F, Division 3 is permitted to be of heavy timber constructionor 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 m2if facing one street,

(ii) 7 000 m2if facing two streets, or

(iii) 8 400 m2if facing three streets.