Build or replace an outdoor staircase
Would you like to build a new outdoor staircase? Would you like to repair or replace your staircase? First, you need to check your borough’s legislation, and in some cases, you will need a permit.
In all of Montréal’s boroughs, you must comply with security and architectural integrity standards to build or replace an outdoor staircase.
Some areas and properties are also subject to particular standards to preserve the neighbourhood’s historic, architectural or landscaping value. Additional documentation, such as a Site Planning and Architectural Integration Plan (SPAIP), may be required.
My borough
No borough selected.
Minor repairs and maintenance
You don’t need a permit for maintenance or repair work on an outdoor staircase, such as repairing a step.
Construction and replacement
You will need a permit to build, modify (expand, change or move) or replace an outdoor staircase or one of its components.
Rules to follow
- Stair treads and risers must be compliant with standards set out in the Code de construction du Québec.
- In general, a staircase must be located at least 1.2 m away from the property line.
- A dwelling can have only one exit under certain conditions.
- Non combustible materials may be required in buildings with more than two dwellings.
- Any type of alteration made to an existing staircase must not decrease its safety.
Please contact the permit counter to check the regulations that apply to your situation.
Permit fees
Processing fees for permit applications vary based on the projected cost of the work. You will be required to pay $9.80 for every $1,000 of work.
Regardless of the amount of work, you will be required to pay a minimum:
- $161 for a strictly residential building
- $473 for a commercial, industrial, institutional or mixed-use building
The projected costs must include all fees associated with the work (ex: plans, labour, equipment), taxes included.
Additional fees may apply if your building or the area in which it is located has historic value or is subject to specific architectural standards.
Fees are non-refundable.
Further reading: The cost of a renovation permit
Required documents
The following documents are required to process your application:
- bid or cost estimate for the work, including taxes and fees for plans and specifications
- certificate of location
- manufacturer’s documentation or technical sheet
- all plans, elevation drawings, scale drawings and cuts (with measurements) and information to confirm that the project is compliant with municipal legislation
- recent colour photo of the façade affected by the work
- any other document required to process the application
If the work is done on a condominium:
- letter of authorization from each owner or resolution from the condominium syndicate
If you are a representative:
- power of attorney authorizing you to act on behalf of the owner
Further reading: How to obtain the documents required to apply for a permit
Communication channels
Submit your renovation permit applications all at once (building interior, roof, doors and windows, exterior siding, projections such as stairs, balconies and terraces).
Payment method
- Credit card (MasterCard, Visa)
You need an account on montreal.ca to use this service.
Point of service
Suite 600
Montréal, QC H2N 2H8
Legislation
Minor repairs and maintenance
You do not need a permit for maintenance or repair work on an outdoor staircase, such as replacing steps or repairing the ramp.
Construction and replacement
You need a permit to build or replace an outdoor staircase or structural element such as a ramp or railing.
Permit fees
Processing fees for permit applications vary based on the projected cost of the work. You will be required to pay $9.80 for every $1,000 of work.
Regardless of the amount of work, you will be required to pay a minimum:
- $161 for a strictly residential building
- $473 for a commercial, industrial, institutional or mixed-use building
The projected costs must include all fees associated with the work (ex: plans, labour, equipment), taxes included.
Additional fees may apply if your building or the area in which it is located has historic value or is subject to specific architectural standards.
Fees are non-refundable.
Further reading: The cost of a renovation permit
Required documents
The following documents are required to process your application:
- bid or cost estimate for the work, including taxes and fees for plans and specifications
- certificate of location
- manufacturer’s documentation or technical sheet
- all plans, elevation drawings, scale drawings and cuts (with measurements) and information to confirm that the project is compliant with municipal legislation
- recent colour photo of the façade affected by the work
- any other document required to process the application
If the work is done on a condominium:
- letter of authorization from each owner or resolution from the condominium syndicate
If you are a representative:
- power of attorney authorizing you to act on behalf of the owner
Further reading: How to obtain the documents required to apply for a permit
Communication channels
In person
Point of service
Second floor
Montréal, QC H1J 2E9
Minor repairs and maintenance
You don’t need a permit for maintenance or repair work on an outdoor staircase, such as repairing a step.
Construction and replacement
You need a permit to build or replace an outdoor staircase or structural element such as a ramp or railing.
Prohibited materials
The following materials are prohibited:
- Chipboard panels, materials that are not designed for exterior siding or that have an unfinished appearance
- Treated wood that is visible from a public street adjacent to the property that is not covered in opaque finish or painted
Permit fees
Processing fees for permit applications vary based on the projected cost of the work. You will be required to pay $9.80 for every $1,000 of work.
Regardless of the amount of work, you will be required to pay a minimum:
- $161 for a strictly residential building
- $473 for a commercial, industrial, institutional or mixed-use building
The projected costs must include all fees associated with the work (ex: plans, labour, equipment), taxes included.
Fees are non-refundable.
Further reading: The cost of a renovation permit
If your project is subject to a site planning and architectural integration program, there will be additional fees and further timelines.
Required documents
The following documents are required to process your application:
- bid or cost estimate for the work, including taxes and fees for plans and specifications
- certificate of location
- manufacturer’s documentation or technical sheet
- all plans, elevation drawings, scale drawings and cuts (with measurements) and information to confirm that the project is compliant with municipal legislation
- recent colour photo of the façades on the buildings next door
- recent colour photo of the façade affected by the work
- any other document required to process the application
If the work is done on a condominium:
- letter of authorization from each owner or resolution from the condominium syndicate
If you are a representative:
- power of attorney authorizing you to act on behalf of the owner
Further reading: How to obtain the documents required to apply for a permit
Communication channels
Submit your renovation permit applications all at once (building interior, roof, doors and windows, exterior siding, projections such as stairs, balconies and terraces).
Payment method
- Credit card (MasterCard, Visa)
You need an account on montreal.ca to use this service.
Point of service
Montréal, QC H3X 2H9
Minor repairs and maintenance
You don’t need a permit for maintenance or repair work on an outdoor staircase, such as repairing a step.
Construction and replacement
You need a permit to build or replace an outdoor staircase or structural element such as a ramp or railing.
Permit fees
Processing fees for permit applications vary based on the projected cost of the work. You will be required to pay $9.80 for every $1,000 of work.
Regardless of the amount of work, you will be required to pay a minimum:
- $161 for a strictly residential building
- $473 for a commercial, industrial, institutional or mixed-use building
The projected costs must include all fees associated with the work (ex: plans, labour, equipment), taxes included.
Additional fees may apply if your building or the area in which it is located has historic value or is subject to specific architectural standards.
Fees are non-refundable.
Further reading: The cost of a renovation permit
Required documents
The following documents are required to process your application:
- bid or cost estimate for the work, including taxes and fees for plans and specifications
- certificate of location
- manufacturer’s documentation or technical sheet
- all plans, elevation drawings, scale drawings and cuts (with measurements) and information to confirm that the project is compliant with municipal legislation
- recent colour photo of the façades on the buildings next door
- recent colour photo of the façade affected by the work
- any other document required to process the application
If the work is done on a condominium:
- letter of authorization from each owner or resolution from the condominium syndicate
If you are a representative:
- power of attorney authorizing you to act on behalf of the owner
Further reading: How to obtain the documents required to apply for a permit
Communication channels
Submit your renovation permit applications all at once (building interior, roof, doors and windows, exterior siding, projections such as stairs, balconies and terraces).
Payment method
- Credit card (MasterCard, Visa)
You need an account on montreal.ca to use this service.
Point of service
Montréal, QC H8S 2N4
Minor repairs and maintenance
You don’t need a permit for maintenance or repair work on an outdoor staircase, such as repairing a step.
Construction and replacement
You will need a permit to build, modify (expand, change or move) or replace an outdoor staircase or one of its components.
Permit fees
Processing fees for permit applications vary based on the projected cost of the work. You will be required to pay $9.80 for every $1,000 of work.
Regardless of the amount of work, you will be required to pay a minimum:
- $161 for a strictly residential building
- $473 for a commercial, industrial, institutional or mixed-use building
The projected costs must include all fees associated with the work (ex: plans, labour, equipment), taxes included.
Additional fees may apply if your building or the area in which it is located has historic value or is subject to specific architectural standards.
Fees are non-refundable.
Further reading: The cost of a renovation permit
Required documents
The following documents are required to process your application:
- bid or cost estimate for the work, including taxes and fees for plans and specifications
- certificate of location
- building specification sheet
- manufacturer’s documentation or technical sheet
- any plan, elevation drawing or sectional view drawn to scale and any information required to ensure that the project is compliant with municipal regulations
- any other document required to process the application
If the work is done on a condominium:
- letter of authorization from each owner or resolution from the condominium syndicate
If you are a representative:
- power of attorney authorizing you to act on behalf of the owner
Further reading: How to obtain the documents required to apply for a permit
Communication channels
Submit your renovation permit applications all at once (building interior, roof, doors and windows, exterior siding, projections such as stairs, balconies and terraces).
Payment method
- Credit card (MasterCard, Visa)
You need an account on montreal.ca to use this service.
Point of service
Montréal, QC H8R 4A8
Minor repairs and maintenance
You do not need a permit for maintenance or repair work on an outdoor staircase, such as replacing a step, except in the following cases:
- Classified historical building
- Classified as a “significant architectural witness” building
- Located on the designated Mount Royal historical site
- Located in a protection area for a classified historical building
Construction and replacement
You need a permit to build or replace an outdoor staircase or part of its structure, such as a ramp or railing.
For existing buildings, you must reproduce the characteristics of the building’s original staircase.
Permit fees
Processing fees for permit applications vary based on the projected cost of the work. You will be required to pay $9.80 for every $1,000 of work.
Regardless of the amount of work, you will be required to pay a minimum:
- $161 for a strictly residential building
- $473 for a commercial, industrial, institutional or mixed-use building
The projected costs must include all fees associated with the work (ex: plans, labour, equipment), taxes included.
Additional fees may apply if your building or the area in which it is located has historic value or is subject to specific architectural standards.
Fees are non-refundable.
Further reading: The cost of a renovation permit
Required documents
The following documents are required to process your application:
- bid or cost estimate for the work, including taxes and fees for plans and specifications
- certificate of location
- manufacturer’s documentation or technical sheet
- recent colour photo of the façade affected by the work
- Professional-quality scale plans, signed and sealed by an engineer when required by law, showing the existing and projected situatio
- any other document required to process the application
If the work is done on a condominium:
- letter of authorization from each owner or resolution from the condominium syndicate
If you are a representative:
- power of attorney authorizing you to act on behalf of the owner
Further reading: How to obtain the documents required to apply for a permit
Communication channels
Submit your renovation permit applications all at once (building interior, roof, doors and windows, exterior siding, projections such as stairs, balconies and terraces).
The person responsible for processing your application will contact you within a maximum of 14 days of submission. The time required to issue a permit depends on the nature of the application, its complexity and the season.
Payment method
- Credit card (MasterCard, Visa)
You need an account on montreal.ca to use this service.
Point of service
Fifth floor
Montréal, QC H2T 3E6
Minor repairs and maintenance
You do not need a permit to paint, maintain or repair an outdoor staircase.
For example, you do not need a permit to replace a few steps. However, if you want to replace all the steps, you need a permit.
Construction and replacement
You need a permit to install, transform (i.e. expand or modify) or replace an outdoor staircase or any part of its structure (ramps, railings, etc.).
Prohibited materials
If you have a curved staircase, you cannot replace it by a prefabricated aluminum staircase whose components are not welded together.
If you live in a historical area, prefabricated aluminum columns, railings and staircases whose components are not welded together are prohibited.
Permit fees
Processing fees for permit applications vary based on the projected cost of the work. You will be required to pay $9.80 for every $1,000 of work.
Regardless of the amount of work, you will be required to pay a minimum:
- $161 for a strictly residential building
- $473 for a commercial, industrial, institutional or mixed-use building
The projected costs must include all fees associated with the work (ex: plans, labour, equipment), taxes included.
Additional fees may apply if your building or the area in which it is located has historic value or is subject to specific architectural standards.
Fees are non-refundable.
Further reading: The cost of a renovation permit
Required documents
The following documents are required to process your application:
- bid or cost estimate for the work, including taxes and fees for plans and specifications
- certificate of location
- manufacturer’s documentation or technical sheet
- all plans, elevation drawings, scale drawings and cuts (with measurements) and information to confirm that the project is compliant with municipal legislation
- recent colour photo of the façades on the buildings next door
- recent colour photo of the façade affected by the work
- any other document required to process the application
If the work is done on a condominium:
- letter of authorization from each owner or resolution from the condominium syndicate
If you are a representative:
- power of attorney authorizing you to act on behalf of the owner
Further reading: How to obtain the documents required to apply for a permit
Learn more
For more information, please contact the permit counter.
Apply
Online
Submit your renovation permit applications all at once (building interior, roof, doors and windows, exterior siding, projections such as stairs, balconies and terraces).
To access this service, you must have an account on montreal.ca.
Payment method
- Credit card (MasterCard, Visa)
Minor repairs and maintenance
You don’t need a permit for maintenance or repair work on an outdoor staircase, such as repairing a step.
Construction and replacement
You need a permit to build or replace an outdoor staircase or structural element such as a ramp or railing.
Permit fees
Processing fees for permit applications vary based on the projected cost of the work. You will be required to pay $9.80 for every $1,000 of work.
Regardless of the amount of work, you will be required to pay a minimum:
- $161 for a strictly residential building
- $473 for a commercial, industrial, institutional or mixed-use building
The projected costs must include all fees associated with the work (ex: plans, labour, equipment), taxes included.
Additional fees may apply if your building or the area in which it is located has historic value or is subject to specific architectural standards.
Fees are non-refundable.
Further reading: The cost of a renovation permit
Required documents
The following documents are required to process your application:
- bid or cost estimate for the work, including taxes and fees for plans and specifications
- certificate of location
- manufacturer’s documentation or technical sheet
- any plan, elevation drawing or sectional view drawn to scale and any information required to ensure that the project is compliant with municipal regulations
- recent colour photo of the façades affected by the work
- any other document required to process the application
If the work is done on a condominium:
- letter of authorization from each owner or resolution from the condominium syndicate
If you are a representative:
- power of attorney authorizing you to act on behalf of the owner
Further reading: How to obtain the documents required to apply for a permit
Communication channels
Submit your renovation permit applications all at once (building interior, roof, doors and windows, exterior siding, projections such as stairs, balconies and terraces).
Payment method
- Credit card (MasterCard, Visa)
You need an account on montreal.ca to use this service.
Point of service
(on the 2nd floor, rear door of the citizen reception and public safety office)
Montréal, QC H9H 1C5
Minor repairs and maintenance
You don’t need a permit for maintenance or repair work on an outdoor staircase, such as repairing a step.
Construction and replacement
You need a permit to build or replace an outdoor staircase or structural element such as a ramp or railing.
Permit fees
Processing fees for permit applications vary based on the projected cost of the work. You will be required to pay $9.80 for every $1,000 of work.
Regardless of the amount of work, you will be required to pay a minimum:
- $161 for a strictly residential building
- $473 for a commercial, industrial, institutional or mixed-use building
The projected costs must include all fees associated with the work (ex: plans, labour, equipment), taxes included.
Additional fees may apply if your building or the area in which it is located has historic value or is subject to specific architectural standards.
Fees are non-refundable.
Further reading: The cost of a renovation permit
Required documents
The following documents are required to process your application:
- bid or cost estimate for the work, including taxes and fees for plans and specifications
- certificate of location
- manufacturer’s documentation or technical sheet
- all plans, elevation drawings, scale drawings and cuts (with measurements) and information to confirm that the project is compliant with municipal legislation
- recent colour photo of the façades on the buildings next door
- recent colour photo of the façade affected by the work
- any other document required to process the application
If the work is done on a condominium:
- letter of authorization from each owner or resolution from the condominium syndicate
If you are a representative:
- power of attorney authorizing you to act on behalf of the owner
Further reading: How to obtain the documents required to apply for a permit
Communication channels
Submit your renovation permit applications all at once (building interior, roof, doors and windows, exterior siding, projections such as stairs, balconies and terraces).
Payment method
- Credit card (MasterCard, Visa)
You need an account on montreal.ca to use this service.
Point of service
Montréal, QC H1N 1E1
Minor repairs and maintenance
You don’t need a permit for maintenance or repair work on an outdoor staircase, such as repairing a step.
Construction and replacement
You need a permit to build or replace an outdoor staircase or structural element such as a ramp or railing.
Permit fees
Processing fees for permit applications vary based on the projected cost of the work. You will be required to pay $9.80 for every $1,000 of work.
Regardless of the amount of work, you will be required to pay a minimum:
- $161 for a strictly residential building
- $473 for a commercial, industrial, institutional or mixed-use building
The projected costs must include all fees associated with the work (ex: plans, labour, equipment), taxes included.
Additional fees may apply if your building or the area in which it is located has historic value or is subject to specific architectural standards.
Fees are non-refundable.
Further reading: The cost of a renovation permit
Required documents
The following documents are required to process your application:
- bid or cost estimate for the work, including taxes and fees for plans and specifications
- certificate of location
- manufacturer’s documentation or technical sheet
- any plan, elevation drawing or sectional view drawn to scale and any information required to ensure that the project is compliant with municipal regulations
- any other document required to process the application
If your building has historic value, you must also provide the following documents:
- A recent colour photo of the facades on the buildings next door
- A recent colour photo of the facades affected by the work
If the work is done on a condominium:
- letter of authorization from each owner or resolution from the condominium syndicate
If you are a representative:
- power of attorney authorizing you to act on behalf of the owner
Further reading: How to obtain the documents required to apply for a permit
Communication channels
Submit your renovation permit applications all at once (building interior, roof, doors and windows, exterior siding, projections such as stairs, balconies and terraces).
Payment method
- Credit card (MasterCard, Visa)
You need an account on montreal.ca to use this service.
Point of service
Montréal, QC H1H 1S4
Construction and replacement
You need a permit to repair, build or replace an outdoor staircase or part of its structure, such as a ramp or railing.
Any change in dimensions or materials is subject to an architectural implementation and integration plan. Additional processing time, fees and documents apply. We recommend that you visit the permit counter before you begin your application.
Prohibited materials
The following railing materials are prohibited:
- Aluminium
- Fiberglass
- Synthetic resin
- Any other synthetic material
Permit fees
Processing fees for permit applications vary based on the projected cost of the work. You will be required to pay $9.80 for every $1,000 of work.
Regardless of the amount of work, you will be required to pay a minimum:
- $160.45 for a strictly residential building
- $472.16 for a commercial, industrial, institutional or mixed-use building
The projected costs must include all fees associated with the work (ex: plans, labour, equipment), taxes included.
Additional fees may apply if your building or the area in which it is located has historic value or is subject to specific architectural standards.
Fees are non-refundable.
Further reading: The cost of a renovation permit
Required documents
The following documents are required to process your application:
- bid or cost estimate for the work, including taxes and fees for plans and specifications
- certificate of location
- manufacturer’s documentation or technical sheet
- all plans, elevation drawings, scale drawings and cuts (with measurements) and information to confirm that the project is compliant with municipal legislation
- recent colour photo of the façades on the buildings next door
- recent colour photo of the façade affected by the work
- any other document required to process the application
If the work is done on a condominium:
- letter of authorization from each owner or resolution from the condominium syndicate
If you are a representative:
- power of attorney authorizing you to act on behalf of the owner
Further reading: How to obtain the documents required to apply for a permit
Communication channels
Submit your renovation permit applications all at once (building interior, roof, doors and windows, exterior siding, projections such as stairs, balconies and terraces).
Payment method
- Credit card (MasterCard, Visa)
You need an account on montreal.ca to use this service.
Point of service
Montréal, QC H2V 1K9
Minor repairs and maintenance
You do not need a permit for maintenance or repair work on an outdoor staircase, such as replacing steps.
Construction and replacement
You need a permit to build or replace an outdoor staircase or structural element such as a ramp or railing.
Permit fees
Processing fees for permit applications vary based on the projected cost of the work. You will be required to pay $9.80 for every $1,000 of work.
Regardless of the amount of work, you will be required to pay a minimum:
- $161 for a strictly residential building
- $473 for a commercial, industrial, institutional or mixed-use building
The projected costs must include all fees associated with the work (ex: plans, labour, equipment), taxes included.
Additional fees may apply if your building or the area in which it is located has historic value or is subject to specific architectural standards.
Fees are non-refundable.
Further reading: The cost of a renovation permit
Required documents
The following documents are required to process your application:
- bid or cost estimate for the work, including taxes and fees for plans and specifications
- certificate of location
- manufacturer’s documentation or technical sheet
- all plans, elevation drawings, scale drawings and cuts (with measurements) and information to confirm that the project is compliant with municipal legislation
- any other document required to process the application
If the work is done on a condominium:
- letter of authorization from each owner or resolution from the condominium syndicate
If you are a representative:
- power of attorney authorizing you to act on behalf of the owner
Further reading: How to obtain the documents required to apply for a permit
Communication channels
Submit your renovation permit applications all at once (building interior, roof, doors and windows, exterior siding, projections such as stairs, balconies and terraces).
Payment method
- Credit card (MasterCard, Visa)
You need an account on montreal.ca to use this service.
Point of service
Montréal, QC H9A 2Z4
Minor repairs and maintenance
You don’t need a permit for maintenance or repair work on an outdoor staircase, such as repairing a step.
Construction and replacement
You need a permit to build or replace an outdoor staircase or structural element such as a ramp or railing.
Permit fees
Processing fees for permit applications vary based on the projected cost of the work. You will be required to pay $9.80 for every $1,000 of work.
Regardless of the amount of work, you will be required to pay a minimum:
- $161 for a strictly residential building
- $473 for a commercial, industrial, institutional or mixed-use building
The projected costs must include all fees associated with the work (ex: plans, labour, equipment), taxes included.
Additional fees may apply if your building or the area in which it is located has historic value or is subject to specific architectural standards.
Fees are non-refundable.
Further reading: The cost of a renovation permit
Required documents
The following documents are required to process your application:
- bid or cost estimate for the work, including taxes and fees for plans and specifications
- certificate of location
- manufacturer’s documentation or technical sheet
- all plans, elevation drawings, scale drawings and cuts (with measurements) and information to confirm that the project is compliant with municipal legislation
- any other document required to process the application
If the work is done on a condominium:
- letter of authorization from each owner or resolution from the condominium syndicate
If you are a representative:
- power of attorney authorizing you to act on behalf of the owner
Further reading: How to obtain the documents required to apply for a permit
Communication channels
Submit your renovation permit applications all at once (building interior, roof, doors and windows, exterior siding, projections such as stairs, balconies and terraces).
Payment method
- Credit card (MasterCard, Visa)
You need an account on montreal.ca to use this service.
Point of service
Montréal, QC H1B 2Z1
Minor repairs and maintenance
You do not need a permit to paint, maintain or repair an outdoor staircase (for example, replacing steps).
Construction and replacement
You need a permit to build or replace an outdoor staircase or structural element such as a ramp or railing.
Authorized materials
If your building is located in a residential area, mechanically assembled aluminum is not authorized for building, transforming, restoring or replacing a ramp, railing or staircase that is visible from a public street.
For more information, contact the permit counter.
Permit fees
Processing fees for permit applications vary based on the projected cost of the work. You will be required to pay $9.80 for every $1,000 of work.
Regardless of the amount of work, you will be required to pay a minimum:
- $161 for a strictly residential building
- $473 for a commercial, industrial, institutional or mixed-use building
The projected costs must include all fees associated with the work (ex: plans, labour, equipment), taxes included.
Additional fees may apply if your building or the area in which it is located has historic value or is subject to specific architectural standards.
Fees are non-refundable.
Further reading: The cost of a renovation permit
Required documents
The following documents are required to process your application:
- bid or cost estimate for the work, including taxes and fees for plans and specifications
- certificate of location
- manufacturer’s documentation or technical sheet
- all plans, elevation drawings, scale drawings and cuts (with measurements) and information to confirm that the project is compliant with municipal legislation
- any other document required to process the application
If the work is done on a condominium:
- letter of authorization from each owner or resolution from the condominium syndicate
If you are a representative:
- power of attorney authorizing you to act on behalf of the owner
Further reading: How to obtain the documents required to apply for a permit
Communication channels
Submit your renovation permit applications all at once (building interior, roof, doors and windows, exterior siding, projections such as stairs, balconies and terraces).
Payment method
- Credit card (MasterCard, Visa)
You need an account on montreal.ca to use this service.
Point of service
Second floor
Montréal, QC H2G 2B3
Minor repairs and maintenance
You don’t need a permit for maintenance or repair work on an outdoor staircase, such as repairing a step.
Construction and replacement
You need a permit to build or replace an outdoor staircase or structural element such as a ramp or railing.
Permit fees
Processing fees for permit applications vary based on the projected cost of the work. You will be required to pay $9.80 for every $1,000 of work.
Regardless of the amount of work, you will be required to pay a minimum:
- $161 for a strictly residential building
- $473 for a commercial, industrial, institutional or mixed-use building
The projected costs must include all fees associated with the work (ex: plans, labour, equipment), taxes included.
In addition, the application must be submitted to the urban advisory committee if your building or the area in which it is located has historical value or is subject to a Site Development and Architectural Integration Plan (PIIA).
Fees are non-refundable.
Further reading: The cost of a renovation permit
Required documents
The following documents are required to process your application:
- bid or cost estimate for the work, including taxes and fees for plans and specifications
- certificate of location
- manufacturer’s documentation or technical sheet
- professional-quality architectural plans showing all the details concerning constructions and including an elevation drawing and a sectional view drawn to scale (with measurements), as well as any information required to check if the project is compliant with municipal regulations
- recent colour photo of the façades on the buildings next door
- recent colour photo of the façade affected by the work
- any other document required to process the application
If the work is done on a condominium:
- letter of authorization from each owner or resolution from the condominium syndicate
If you are a representative:
- power of attorney authorizing you to act on behalf of the owner
Further reading: How to obtain the documents required to apply for a permit
Communication channels
In person
Point of service
Saint-Laurent, QC H4M 2M7
Minor repairs and maintenance
You do not need a permit for maintenance and repair work on an outdoor staircase, such as replacing a few steps, as long as the total cost of the work to be done does not exceed $3,000.
Construction and replacement
You need a permit to build or replace an outdoor staircase or structural element such as a ramp or railing.
Permit fees
Processing fees for permit applications vary based on the projected cost of the work. You will be required to pay $9.80 for every $1,000 of work.
Regardless of the amount of work, you will be required to pay a minimum:
- $161 for a strictly residential building
- $473 for a commercial, industrial, institutional or mixed-use building
The projected costs must include all fees associated with the work (ex: plans, labour, equipment), taxes included.
Additional fees may apply if your building or the area in which it is located has historic value or is subject to specific architectural standards.
Fees are non-refundable.
Further reading: The cost of a renovation permit
Required documents
The following documents are required to process your application:
- bid or cost estimate for the work, including taxes and fees for plans and specifications
- certificate of location
- manufacturer’s documentation or technical sheet
- all plans, elevation drawings, scale drawings and cuts (with measurements) and information to confirm that the project is compliant with municipal legislation
- any other document required to process the application
If the work is done on a condominium:
- letter of authorization from each owner or resolution from the condominium syndicate
If you are a representative:
- power of attorney authorizing you to act on behalf of the owner
Further reading: How to obtain the documents required to apply for a permit
Communication channels
Submit your renovation permit applications all at once (building interior, roof, doors and windows, exterior siding, projections such as stairs, balconies and terraces).
Payment method
- Credit card (MasterCard, Visa)
You need an account on montreal.ca to use this service.
Point of service
Montréal, QC H1R 3B1
Minor repairs and maintenance
You don’t need a permit for maintenance or repair work on an outdoor staircase, such as repairing a step.
Construction and replacement
You need a permit to build or replace an outdoor staircase or structural element such as a ramp or railing.
Prohibited materials
Wood
It is prohibited to use wood on railings and stairs, except for:
- A railing located in a backyard and not visible from the street, other than from an alleyway
- An existing original railing made from wood
- Stair stringers* at ground level (*stringer: inclined piece of wood into which stairs are built)
- Stairs
In all cases, the wood must be painted or stained.
Mechanical aluminium
The use of mechanical aluminium on a railing is prohibited. The railing must be made from wrought iron, galvanized steel, or welded aluminium.
Lattices made of polyvinyl chloride (PVC)
It is prohibited to use PVC lattice as a railing.
Permit fees
Processing fees for permit applications vary based on the projected cost of the work. You will be required to pay $9.80 for every $1,000 of work.
Regardless of the amount of work, you will be required to pay a minimum:
- $161 for a strictly residential building
- $473 for a commercial, industrial, institutional or mixed-use building
The projected costs must include all fees associated with the work (ex: plans, labour, equipment), taxes included.
Additional fees may apply if your building or the area in which it is located has historic value or is subject to specific architectural standards.
Fees are non-refundable.
Further reading: The cost of a renovation permit
Required documents
The following documents are required to process your application:
- bid or cost estimate for the work, including taxes and fees for plans and specifications
- certificate of location
- manufacturer’s documentation or technical sheet
- all plans, elevation drawings, scale drawings and cuts (with measurements) and information to confirm that the project is compliant with municipal legislation
- recent colour photo of the façades on the buildings next door
- recent colour photo of the façade affected by the work
- any other document required to process the application
If the work is done on a condominium:
- letter of authorization from each owner or resolution from the condominium syndicate
If you are a representative:
- power of attorney authorizing you to act on behalf of the owner
Further reading: How to obtain the documents required to apply for a permit
Communication channels
Submit your renovation permit applications all at once (building interior, roof, doors and windows, exterior siding, projections such as stairs, balconies and terraces).
Payment method
- Credit card (MasterCard, Visa)
You need an account on montreal.ca to use this service.
Point of service
Suite 109
Montréal, QC H4G 1M4
Minor repairs and maintenance
You don’t need a permit for maintenance or repair work on an outdoor staircase, such as repairing a step.
Construction and replacement
You need a permit to build or replace an outdoor staircase or structural element such as a ramp or railing.
Prohibited materials
The following materials are prohibited:
- Polyvinyl chloride (PVC)
- Non-welded (folded) aluminium
Work to preserve or restitute the original shape or appearance of an architectural characteristic is preferred.
Permit fees
Processing fees for permit applications vary based on the projected cost of the work. You will be required to pay $9.80 for every $1,000 of work.
Regardless of the amount of work, you will be required to pay a minimum:
- $161 for a strictly residential building
- $473 for a commercial, industrial, institutional or mixed-use building
The projected costs must include all fees associated with the work (ex: plans, labour, equipment), taxes included.
Additional fees may apply if your building or the area in which it is located has historic value or is subject to specific architectural standards.
Fees are non-refundable.
Further reading: The cost of a renovation permit
Required documents
The following documents are required to process your application:
- bid or cost estimate for the work, including taxes and fees for plans and specifications
- certificate of location
- manufacturer’s documentation or technical sheet
- all plans, elevation drawings, scale drawings and cuts (with measurements) and information to confirm that the project is compliant with municipal legislation
- recent colour photo of the façades on the buildings next door
- recent colour photo of the façade affected by the work
- any other document required to process the application
If the work is done on a condominium:
- letter of authorization from each owner or resolution from the condominium syndicate
If you are a representative:
- power of attorney authorizing you to act on behalf of the owner
Further reading: How to obtain the documents required to apply for a permit
Communication channels
Submit your renovation permit applications all at once (building interior, roof, doors and windows, exterior siding, projections such as stairs, balconies and terraces).
Payment method
- Credit card (MasterCard, Visa)
You need an account on montreal.ca to use this service.
Point of service
ground floor
Montréal, QC H2L 4L8
Minor repairs and maintenance
You do not need a permit for maintenance or repair work on an outdoor staircase, such as replacing steps or step coverings, unless your building, or the area in which it is located, has historical value or is subject to special architectural standards.
Construction and replacement
You need a permit to build or replace an outdoor staircase or structural element such as a ramp or railing.
Wait for your permit to be issued before purchasing your materials.
Permit fees
Processing fees for permit applications vary based on the projected cost of the work. You will be required to pay $9.80 for every $1,000 of work.
Regardless of the amount of work, you will be required to pay a minimum:
- $161 for a strictly residential building
- $473 for a commercial, industrial, institutional or mixed-use building
The projected costs must include all fees associated with the work (ex: plans, labour, equipment), taxes included.
Additional fees may apply if your building or the area in which it is located has historic value or is subject to specific architectural standards.
Fees are non-refundable.
Further reading: The cost of a renovation permit
Required documents
The following documents are required to process your application:
- bid or cost estimate for the work, including taxes and fees for plans and specifications
- certificate of location
- manufacturer’s documentation or technical sheet
- all plans, elevation drawings, scale drawings and cuts (with measurements) and information to confirm that the project is compliant with municipal legislation
- recent colour photo of the façades on the buildings next door (optional)
- recent colour photo of the façade affected by the work
- any other document required to process the application
If the work is done on a condominium:
- letter of authorization from each owner or resolution from the condominium syndicate
If you are a representative:
- power of attorney authorizing you to act on behalf of the owner
Further reading: How to obtain the documents required to apply for a permit
Communication channels
Submit your renovation permit applications all at once (building interior, roof, doors and windows, exterior siding, projections such as stairs, balconies and terraces).
Payment method
- Credit card (MasterCard, Visa)
You need an account on montreal.ca to use this service.
Point of service
Suite 111
Montréal, QC H3N 1M3
Find a borough
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