The Ontario Building Code | Floor Areas
9.5.1.3. floor Areas
(1) Minimum floor areas specified in this Section do not include closets or built-in bedroom cabinets unless otherwise indicated.
In Plain Language
Floor areas for various room types are set out in this article and calculated per the measurement method described in the preceding article.
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.