Vaughan Deck Builder · Reformity Inc.Deck Builders in Vaughan
Vaughan's bigger backyards suit large, multi-level composite decks, and Kleinburg and Woodbridge lots near the Humber valley can need TRCA approval. Vaughan's tree by-law protects trees 20 cm and up.
City of Vaughan rules
Decking rules in Vaughan.
Checked against the City of Vaughan's own website. Lots differ, so we confirm the rules for your address at the quote visit.
Private trees
Vaughan's tree by-law (177-2025) requires a permit for trees 20 cm or more in diameter.
City of Vaughan: tree by-lawConservation areas
Vaughan is in the TRCA watershed; properties backing onto the Humber or Don valleys may need TRCA approval for decks, walls or grading. Rural north Vaughan is also on the Oak Ridges Moraine.
TRCADeck permits
Under Ontario's Building Code, a deck over 10 m² (about 108 sq ft) or attached to the house generally needs a building permit, and the City of Vaughan may set its own triggers based on height above grade. We confirm with the building department and pull the permit when one's needed.
Ontario: building permits
- Composite
- Pressure-Treated Pine
- Cedar
- Railings & Rails
Vaughan Decking FAQ
Quick answers.
Under Ontario's Building Code, a deck over 10 m² (about 108 sq ft) or attached to the house generally needs a building permit, and the City of Vaughan may set its own triggers based on height above grade. We confirm with the building department and pull the permit when one's needed.
Vaughan's tree by-law (177-2025) requires a permit for trees 20 cm or more in diameter.
Send the form on this page or call 437-241-6287. We reply within one business day, visit your Vaughan property to measure and check the City of Vaughan rules for your lot, and give you a fixed written price.
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