Code Library › Volume 1 › Section 9.9 — Means of Egress
PART 9 — HOUSING AND SMALL BUILDINGSUpdated for the 2024 Ontario Building Code

9.9.7.4.Number and Spacing of Egress Doors

(1) Except for dwelling units, at least two egress doors shall be provided where (a) the area of a room or suite exceeds 200 m² in a Group D, E, F2 and F3 occupancy, or 150 m² in a Group C occupancy, or (b) the distance measured from any point within a room or suite to the nearest egress door exceeds 25 m. (2) Doors required in Sentence (1) shall be spaced so that in the event one door is made inaccessible by a fire within such a room or suite, the other door will provide safe egress.
← Previous9.9.7.3. Dead-End CorridorsNext →9.9.7.5. Independent Access to Exit

Common questions about this part of the code

What size does a bedroom egress window need to be in Ontario?When does a house need two exits in Ontario?What are the egress requirements for basements in Ontario?What are the travel distance limits to an exit in small buildings in Ontario?

Understand this provision in seconds

BUILDAiD Assist explains any article of the building code in plain English — with exact citations, exceptions and related requirements.

Try BUILDAiD Beta

Code text is reproduced for reference from the Ontario Building Code (O. Reg. 163/24, 2024 Building Code Compendium). This page is provided for general information and is not an official copy. Always verify requirements against the official Ontario Building Code and confirm with your local building department.