Granby, QC

Building permits in Granby

Granby treats changes such as basement finishing, new rooms, opening changes and other work to a principal building as permit-controlled transformation work.

Official sources checked Sep. 24, 2026

Permit rules by project

Pick the project that matches your work. These are starting rules for Granby; property-specific zoning, heritage and trade approvals can still apply.

Decks

Confirm with city

A Granby deck can raise permit questions around height, attachment, guards, stairs, structural changes and whether the deck is covered; with the official Granby page below providing the local forms, thresholds and drawing requirements.

Sheds & accessory buildings

Confirm with city

For a shed or accessory building in Granby, size, use, plumbing, attachment, height and zoning setbacks are the common approval variables; with the linked Granby municipal page providing the final project-specific check.

Basement renovations

Confirm with city

For a basement project in Granby, simple finishing can follow a different path from structural work, new plumbing, a new entrance, underpinning or creating a dwelling unit; confirm the project against the official Granby information linked below.

Secondary suites & ADUs

Confirm with city

For suites in Granby, the planning checklist usually includes zoning, building-code issues, fire/life-safety, egress and trade work; with the official Granby page below providing the local forms, thresholds and drawing requirements.

Home additions

Confirm with city

The usual approval questions for a Granby addition include zoning, the altered footprint or floor area, drawings and structural review; with the linked Granby municipal page providing the final project-specific check.

Interior alterations

Confirm with city

Interior permit requirements in Granby can change when a project affects walls, occupancy, exits, fire separations, plumbing or structural elements rather than finishes alone; with the Granby municipal link below serving as the final check before work starts.

Walls / structural work

Confirm with city

Structural work in Granby can include changes to load-bearing walls, openings, framing, foundations or load paths, all of which may require building review; use the linked Granby source to confirm what applies to this property and scope.

Pools / hot tubs

Confirm with city

For a Granby pool or hot tub, do not look only at the installation; enclosure, zoning, grading and setbacks can also affect the project; with the official Granby page below providing the local forms, thresholds and drawing requirements.

Garages / carports

Confirm with city

When planning a Granby garage or carport, verify size, attachment to the home, lot setbacks, any plumbing and the structural design; use the linked Granby source to confirm what applies to this property and scope.

Plumbing / HVAC

Confirm with city

Plumbing and HVAC work in Granby may need its own approval route for drainage, heating, ventilation or related trade work; the current local path should be verified through Granby’s municipal source below.

Retaining walls

Confirm with city

Granby requires authorization for fill/cut work over 1 m and requires an engineer’s plan when the work creates a retaining wall or slope 1 m or higher.

Demolition

Permit required

Granby requires a demolition/removal permit for partial or complete demolition or removal of a principal or accessory building, with additional demolition-committee review in some cases.

Apply or ask Granby

Use the municipality’s permit office for current forms, fees, drawings and questions about your property.

Granby Service de l’aménagement et de la protection du territoire

Hours
Mon–Thu, 8:30 a.m.–12 p.m. and 1–4:30 p.m.; Fri 8:30 a.m.–12 p.m.
Address
87 rue Principale, Granby, QC J2G 2T8
Contact the permit office ↗

Your application route

Open the official permit page ↗

Use the official permit page to confirm project requirements, forms, fees and the current application process.

Other approvals

Granby administers municipal permits/certificates and zoning. Regulated electrical/plumbing/heating/gas trade work also sits within Québec’s provincial contractor-licensing framework, so municipal authorization is not the only compliance layer. Province/authority source ↗

Good to know in Granby

  • The city allows permit applications online or in person and notes that additional PIIA requirements can apply depending on the property or project.
  • Municipal approval paths in Quebec are not uniform. Depending on the municipality or Montréal borough, a project may involve a permit, certificate, declaration or separate provincial trade requirement.

Official sources

Use these official links to confirm the current rule for your Granby property.

View 3 official sources

Sources checked Sep. 24, 2026. Requirements can change; the municipality makes the final permit decision.

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