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Basement Apartment Permit

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Basement Apartment Permit

Permit drawings and expert guidance to help you legalize or create a safe, compliant basement apartment in Ontario.

Request a Permit QuoteCALL 416-989-8900

Code Compliant & Safe

City Submission & Review Support

Fast, Clear Communication

Basement apartment permit drawings and renovation review

Do You Need a Permit for a Basement Apartment?

Yes. In most cases, a building permit is required to create a legal basement apartment in Ontario. The work typically involves fire separation, exits, smoke/CO alarms, plumbing, ventilation, and zoning review

What a Basement Apartment Permit Usually Involves

Zoning review & by-law compliance

Code review (OBC & fire safety)

Permit drawings & documents

Engineer coordination (If required)

City submission & review support

Key Requirements for Basement Apartments

Basement apartment code and permit requirement review

Minimum ceiling height (as per OBC)
Egress windows for bedrooms
Fire separation between units
Interconnected smoke and carbon monoxide alarms
Proper ventilation & HVAC
Basement separate entrance
Minimum window glazing requirement for bedrooms & living room

Creating a Legal Basement Apartment?

Permit Works can help prepare drawings, review key secondary-suite requirements, and support the permit application so your basement apartment project is documented clearly.

Request a Permit Quote

or call (416) 989-8900

Our Permit Process

Quotation

We review your scope of work and provide a clear quotation.

Site Documentation

On-site measurement and information gathering

Design

We provide a preliminary design approximately 5–10 business days after the site visit, depending on project scope.

Permit Package

Once the design is confirmed, we prepare the permit package for city submission.

City Submission

We submit your application for city review.

Approval & Support

We respond to city comments and support the permit review process.

Drawings & Documents Typically Required

Site Plan

Existing & Proposed Floor Plans

Elevations & Sections

Details (fire separation, stairs, guards, etc)

Structural & Mechanical Plans (if required)

Not all drawings listed above are required for every project. We confirm the required drawings based on your project scope, property, municipality, and permit requirements.

Common City Review Issues

Drawings are not stamped by a qualified designer

Inadequate fire separation details

Not enough clear ceiling height

Lack of required parking space

Not enough window area to meet natural light / glazing requirements

What Our Clients Say About Us

4.6/5

Based on 75+ verified reviews

4.9/5

Based on 80+ verified reviews

“From the first point of contact to getting permit approvals, Permit Works was very professional and responsive. They created a frictionless customer experience for what is typically a frustrating and long process to obtain permit approvals from the City of Toronto.”

Robert L
Verified Google Review

"It has been great working with Permit works on multiple projects that I have brought them on for. They are very well organised and fast in their deliverables. As a general contractor I wish most companies were like them. Saveska Construction will continue to use them in the future."

Savinda A
‍Verified Google Review

“Permit Works assisted us with acquiring a permit for our deck modification. The process took some time, but the team was able to successfully secure the permit, and we appreciate their effort throughout the process.”

Kaarlyn L
‍Verified Google Review

Frequently Asked Questions

Do You Need a Permit for a Basement Apartment?

We make thepermit process predictable, stress-free, and built for your project. Let's get your project moving

Request a Permit Quote

or call (416) 989-8900