The Ontario Building Code | General
10.3.1.1. General
(1) Except as provided in Section 10.4., a buildingor part of a building subject to a change of major occupancy shall conform to the requirements of Subsection 3.2.6., Sections 3.7., 3.11. and 3.12., Sentences 6.2.2.1.(2), 6.2.3.9.(1) and 6.2.4.7.(1), Subsections 9.5.1. and 9.5.3. to 9.5.10., Sentences 9.6.1.4.(3), (4) and (7) to (9), Article 9.7.2.3., Sentences 9.8.8.1.(5) to (9) and 9.9.10.1.(1) to (7), Subsection 9.10.17., Sections 9.31. and 9.32., and Subsections 9.34.1. to 9.34.3. as they apply to the new major occupancy that the buildingor part of a building is to support.
10.3.2. Performance Level
In Plain Language
This article sets the general requirements for the compliance alternatives covered in this Part, applicable when full compliance with current requirements isn't practical.
This is a plain-language summary of the 2012/2017 Ontario Building Code text above, for general understanding only and not a substitute for the Code. Always confirm current requirements against the 2024 edition (O.Reg. 163/24) or a qualified professional before construction.