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 deck area and height
- Confirm attachment to the dwelling
- Check zoning setbacks
- Prepare drawings and apply when a trigger applies
Official sources behind this page
Clarington says a deck not attached to the house and less than 10 m² does not require a building permit.
Clarington states decks larger than 10 m² require a building permit.
The Municipality requires a permit for attached decks that are more than 0.60 m above grade.
Need the full project answer?
The main guide keeps the permit trigger, zoning questions, documents, fees, timing and next steps together.
Open the deck guide