Do you need a permit for a deck or balcony in Vaudreuil-Dorion?

The rules, in short

• A balcony, front steps or patio must be at least 1.5 m from the side and rear lines and 0.5 m from the front line. (art. 6.27, table 6.17)
• It may project at most 3 m into the front yard and, if covered, 6 m into the rear yard. (art. 6.27, table 6.17)
• In the side or rear yard: less than 25% of the lot if the floor is under 0.6 m above the ground, less than 10% if it is 0.6 m or more. (art. 6.27, table 6.17, note 2)
• A ground-level patio (at most 0.25 m high) has no minimum distance to respect if it covers less than 25% of the lot. (art. 6.27, table 6.17, notes 3 and 5)

Summary by Radar Foncier, in our own words: the official French text of the by-law, linked above, prevails.

Applying in Vaudreuil-Dorion

• Cost: Fees By-law 1709: fence $15.50; above-ground pool $30.50; in-ground pool $51; hot tub $30.50; accessory building (residential) $51; accessory structure $30.50
• Urban planning department: 450 455-3371 (Permits and Inspections Division)
• Permits on the municipality's website