Permit Guides › Montreal › Bathroom Renovation
📍 Montreal, Quebec

Bathroom Renovation Permit
in Montreal

Do you need a permit for a bathroom renovation in Montreal? Get the full requirements, fees, timeline, and official contacts — all in one place.

Usually Required Typical fee: $150–$450 Processing: 2–5 weeks

Permit Requirements

  • ✓ Plumbing permit required for new or relocated fixtures
  • ✓ Electrical permit needed for GFCI upgrades, exhaust fan, heated floor wiring
  • ✓ Building permit if adding a bathroom in a new location
  • ✓ Cosmetic work (new tile, vanity in same position, paint) is generally exempt
✅ Exemptions
Replacing fixtures in the same location without changing rough-in plumbing does not require a permit in most municipalities.

Required Inspections

1
Rough-in plumbing
2
Rough-in electrical
3
Final inspection

How to Apply in Montreal

1
Check if you need a permit
Review the requirements above. For a bathroom renovation, a permit is usually required.
2
Prepare your documents
Gather drawings, site plans, and specifications. For larger projects, you may need drawings stamped by a licensed engineer or architect.
3
Submit to Direction de l'urbanisme
Apply online at https://montreal.ca or visit in person at 800 Boul. De Maisonneuve E, Montréal, QC H2L 4L8.
4
Wait for approval
Montreal typically processes bathroom renovation permits in 2–5 weeks. You will receive a permit number when approved.
5
Post permit & book inspections
Post your permit on site. Book required inspections at each stage — do not cover work before it is inspected.

FAQs — Bathroom Renovation Permit in Montreal

How much does a bathroom renovation permit cost in Montreal?
Bathroom Renovation permit fees in Montreal typically range from $150–$450. Fees are usually based on the estimated project value. Contact Direction de l'urbanisme at 311 to get an exact quote for your project.
Can I do my own bathroom renovation without a contractor?
Homeowners can often pull their own permits for work on their primary residence. However, electrical and plumbing work typically requires a licensed trade. Check with Direction de l'urbanisme for specific rules.
What happens if I skip the permit?
Unpermitted work can result in fines, orders to undo completed work, problems with home insurance claims, and difficulty selling your home. It is always worth the time to verify permit requirements.
Official Permit Office
Direction de l'urbanisme
Phone
311
Processing Time
4–14 weeks
💡 Montreal permits are issued by borough offices (arrondissements). Contact your specific borough for exact requirements.
Visit Permit Office ↗
💰 Also see: Bathroom Renovation costs in Montreal
Get a free itemized budget estimate for your project before you apply for your permit.
View Cost Guide →
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