The Ontario Building Code | Application
9.9.11.1. application
(1) This Subsection applies to all exits except those serving not more than one dwelling unit.
Note: On July 1, 2017, Sentence 9.9.11.1.(1) of Division B of the Regulation is amended by striking out "not more than one dwelling unit" at the end and substituting "a house or an individual dwelling unit". (See: O. Reg. 139/17, s. 97)
In Plain Language
This clause narrows where the exit-lighting requirements that follow apply: to all exits except those serving no more than one dwelling unit (a single house or one unit), which is covered under separate, house-specific rules.
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.