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

(1) A building classified as Group A, Division 3 is permitted to be of combustible 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) 1 000 m2if facing one street,

(ii) 1 250 m2if facing two streets, or

(iii) 1 500 m2if facing three streets.