The Ontario Building Code | Part 3 as an Alternative
18.104.22.168. Part 3 as an Alternative
(1) Thefire-resistance ratings of floors, roofs, loadbearing walls, columns and arches need not conform to this Subsection if such assemblies conform in all respects to the appropriate requirements in Section 3.2.
9.10.9. Fire Separations Between Rooms and Spaces Within buildings