The Ontario Building Code | Door Stops
9.10.13.16. Door Stops
(1) Where a door is installed so that it may damage the integrity of a fire separation if its swing is unrestricted, door stops shall be installed to prevent such damage.
9.10.14. Spatial Separation Between buildings
In Plain Language
Door stops, which keep a door aligned in its frame, must meet the requirements set out in this article for doors serving as closures.
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.