The Ontario Building Code | Recessed Lighting Fixtures
9.34.1.4. Recessed lighting="http://thehandyforce.com/electrical/" title ="East York Electrician">lighting Fixtures
(1) Recessed lighting="http://thehandyforce.com/electrical/" title ="East York Electrician">lighting fixtures shall not be located in insulated ceilings unless the fixtures are designed for such installations.
In Plain Language
Recessed lighting fixtures must meet the requirements set out in this article, particularly addressing fire safety where they penetrate insulated ceilings.
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.