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 height above ground
- Confirm roof coverage
- Prepare the deck drawings
- Submit under the deck application type when required
Official sources behind this page
Deck / porchPermit required
Oshawa lists building a sundeck, deck or porch among projects requiring a building permit.
City of OshawaBuilding Permits · Residential permit triggers and project resources
2026-10-01Open proof
Low uncovered house deckPermit not required at 600 mm or less
A deck 600 mm or less above ground and without a roof is listed as permit-exempt for houses.
City of OshawaBuilding Permits · Residential permit triggers and project resources
2026-10-01Open proof
Application typeDeck/porch/ramp/balcony/walk-up
Oshawa provides a specific application class when this is the primary project scope.
City of OshawaBuilding Permits · Residential permit triggers and project resources
2026-10-01Open proof
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