Building Permits & Architectural Design in Toronto, Ontario

Building Permit Services in Toronto

Sandhu Design Build provides building permit drawings and design-build services for homeowners across the City of Toronto — from the inner suburbs of Scarborough, North York, and Etobicoke to the established neighbourhoods of East York and the former City of Toronto. Our BCIN-qualified designer (BCIN 512242) prepares code-compliant drawings and submits to Toronto Building, the largest municipal building department in Canada.

What Makes Toronto Permits Different

Toronto's permit process has requirements that don't exist in other GTA municipalities:

• Toronto Green Standard (TGS) — all new development and major renovations in Toronto must meet the Toronto Green Standard, the city's sustainability performance measures. For residential projects, this can affect energy efficiency requirements, stormwater management, and material specifications beyond what the Ontario Building Code alone requires.
• Laneway Suites — Toronto is one of the few Ontario municipalities with a dedicated laneway suite program. Properties with rear-lane access in older neighbourhoods (common in areas like The Annex, Trinity-Bellwoods, Leslieville, and the Danforth corridor) can build a detached dwelling unit facing the laneway. Laneway suites have specific zoning provisions for height, setbacks, and angular planes that differ from standard garden suites.
• Garden Suites (city-wide) — separate from laneway suites, Toronto permits garden suites on eligible residential properties across the city under its updated zoning by-law, including properties without lane access.
• Committee of Adjustment — Toronto's zoning is complex and many residential renovation projects require minor variances for setbacks, height, or lot coverage. The Committee of Adjustment process adds 2–3 months and involves neighbour notification, which is why getting a zoning compliance check done early is critical.
• District-based permit offices — Toronto Building operates through multiple district offices (Etobicoke York, North York, Scarborough, Toronto and East York), each serving different parts of the city. Which office handles your application depends on your property location.
• TRCA regulation — the Toronto and Region Conservation Authority regulates properties near the Don River, Humber River, Rouge River, Highland Creek, and their tributaries. Many Toronto properties that appear suburban and dry are actually within TRCA-regulated areas and require conservation authority clearance before a building permit can be issued.

Toronto Areas We Serve

Scarborough: Basement second units, home additions, and garden suites — newer housing stock in areas like Rouge, Malvern, and Agincourt offers good ceiling heights for legalization. North York: Active renovation market in Willowdale, Bayview Village, and Don Mills — frequent additions and basement finishing. Etobicoke: Mix of post-war bungalows and newer homes — basement legalizations and second-storey additions popular. East York: Smaller lots with strong demand for garden suites and basement apartments. Inner City: Laneway suites, infill projects, and commercial fit-outs in mixed-use areas.

Toronto Building Department Contact

Toronto Building's main line is 416-397-5330. The department operates through district offices across the city. When you work with Sandhu Design Build, we determine which district office handles your property and manage all communication with that office on your behalf — from pre-consultation through to final inspection.

Our Services in Toronto

Why Toronto Homeowners Choose Sandhu Design Build

We bring a combination of BCIN-qualified design expertise, direct municipal experience, and full-service construction capability that most Toronto contractors cannot match. When you hire Sandhu Design Build, you get one company handling your entire project — from the first design sketch through to construction completion and final occupancy. No coordinating between separate designers, engineers, and contractors. No miscommunication. No finger-pointing.

Our principal designer has prepared and submitted building permit applications to Toronto's Toronto Building and knows the specific submission requirements, fee schedules, and review processes. This experience means your application is prepared correctly the first time — avoiding costly resubmissions and delays that add weeks or months to your project timeline.

Other Service Areas

In addition to Toronto, we serve homeowners across the Greater Toronto Area: