Permits come up in almost every renovation conversation, and they’re often met with a groan. They cost money, they add time, and they involve the municipality in your project. But they exist for reasons that directly protect you — and the consequences of skipping them are real.
What Typically Requires a Permit in Ontario
The specific requirements vary by municipality, but in most Ontario jurisdictions — including New Tecumseth (which covers Alliston), Barrie, and surrounding Simcoe County — permits are generally required for:
- Structural work — removing or modifying load-bearing walls, adding or altering beams
- Basement finishing — converting unfinished space to livable area
- Additions — any expansion of the building footprint or living space
- New plumbing — adding a bathroom, relocating fixtures
- Electrical work — panel upgrades, new circuits, significant rewiring
- HVAC changes — new ductwork, furnace replacement, adding or moving systems
- Decks over a certain height — typically 24″ above grade
- Garage conversions
What Usually Doesn’t Require a Permit
- Cosmetic work: painting, flooring, tile replacement
- Cabinet replacement (if no structural or plumbing changes)
- Minor repairs like drywall patching
- Like-for-like fixture replacements (same location, same type)
When in doubt, check with your local municipality. A quick call saves a much more expensive conversation later.
Why Skipping Permits Isn’t Worth It
Insurance issues
If something goes wrong in an area of your home where unpermitted work was done — a fire, water damage, structural failure — your insurance company may deny the claim. The liability is yours.
Resale complications
When you sell, real estate lawyers and home inspectors look for permits on any significant work. Unpermitted work can kill a deal, reduce your sale price, or require you to redo the work before closing. A bathroom you added without a permit becomes a problem you have to disclose.
Safety
Inspections exist because the standards they enforce exist for good reasons. Electrical work that doesn’t meet code is a fire risk. Structural work that skips inspection may fail. Permits aren’t bureaucracy for its own sake — they’re a checkpoint that protects the people living in the home.
We pull permits on every project that requires one. It adds a step, but it protects you — and it means the work is done right the first time.
— AAA Renovations
Serving Alliston (New Tecumseth), Barrie, Angus, Beeton, Tottenham, Cookstown, and Simcoe County.
Questions about whether your project needs a permit? Ask us. We’ll give you a straight answer.

