Secondary Suite Permit in Toronto
Getting a secondary suite permit in Toronto means working through Toronto Building - a process with its own local zoning by-law, specific requirements, and timeline expectations. PermitsHub handles every step for Toronto homeowners: compliant permit drawings, zoning review, application submission, and revision management through to approval.
How we handle secondary suite permits in Toronto
- 1
Initial zoning review under Toronto's by-law to confirm the project is permitted as-of-right or identify variance needs
- 2
Secondary Suite permit drawings prepared to Toronto Building standards (site plan, floor plans, structural details)
- 3
Application submission via Applications are submitted through Toronto's online CSS permit portal.
- 4
Proactive correspondence and revision management with Toronto Building until the permit is issued
Key considerations for Toronto
A secondary suite requires a separate entrance, fire separation from the primary unit, and compliance with OBC minimum dimensions.
Ceiling heights, window areas, and ventilation must meet current Building Code minimums.
In Toronto, both basement and above-grade secondary suites are permitted in most residential zones.
Registration with the municipality (RentSafeTO in Toronto) is required after issuance.
Toronto's Express review stream is available for eligible small residential projects.
Secondary Suite permits in Toronto - common questions
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