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

9.9.6.6.Nearness of Doors to Stairs

(1) Except as provided in Sentence (2), the distance between a stair riser and the leading edge of a door during its swing, except for doors serving a single dwelling unit or a house with a secondary suite, shall be not less than 300 mm. (2) Where there is a danger of blockage from ice or snow, an exit door, including doors serving a single dwelling unit, may open onto not more than one step, provided the riser of such a step does not exceed 150 mm.
← Previous9.9.6.5. Direction of Door SwingNext →9.9.6.7. Door Latching, Locking and Opening Mechanisms

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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.