Project template
Your preparation checklist
Use it as a working list. The final submission still needs to match your actual scope and the City’s current requirements.
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What to do next
- Measure garage area
- Confirm plumbing and attachment
- Obtain grading approval
- Submit the fully dimensioned permit set
Official sources behind this page
Vaughan states that detached accessory structures 10 m² or larger require a building permit.
A structure attached to another structure or containing plumbing requires a permit.
Vaughan includes an approved lot grading permit in the accessory-structure drawing requirements.
Need the full project answer?
The main guide keeps the permit trigger, zoning questions, documents, fees, timing and next steps together.
Open the garage / carport guide