The Ontario Building Code | Low Fire Load, 1 Storey Building
3.2.3.11. Low Fire Load, 1 Storey building
(1) An exposing building face of a building of low hazard industrial occupancy conforming to Article 3.2.2.82. is permitted to be of noncombustible construction without a fire-resistance rating provided,
(a) it is not a loadbearingwall, and
(b) the limiting distance is not less than 3 m.