In Plain Language

This article is marked 'Reserved,' meaning the code has set aside this numbered slot but currently has no requirement in it. Reserved articles preserve the numbering system across code editions even when a rule is removed, not yet written, or moved elsewhere.

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.