Code Library › Volume 1 › Section 9.10 — Fire Protection
PART 9 — HOUSING AND SMALL BUILDINGSUpdated for the 2024 Ontario Building Code

9.10.9.15.Separation of Suites

(1) Except as required in Article 9.10.9.16. and as permitted by Sentence (2), each suite in other than business and personal services occupancies shall be separated from adjoining suites by a fire separation having a fire-resistance rating of not less than 45 min. (2) In sprinklered buildings, suites of business and personal services occupancy and mercantile occupancy that are served by public corridors conforming with Clause 3.3.1.4.(4)(b) are not required to be separated from each other by fire separations.
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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.