The Ontario Building Code | Principal Entrance
3.4.2.6. Principal Entrance
(1) For the purposes of this Section, at least one door at every principal entrance from ground level shall be designed in accordance with the requirements for exits.
3.4.3. Width and Height of Exits
In Plain Language
At least one door at every principal building entrance from ground level must be designed to meet exit requirements, ensuring the main entrance itself can double as a safe way out.
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.