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.

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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:

  • $157 for a strictly residential building
  • $462 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

Remote service only
555 Rue Chabanel Ouest
Suite 600
Montréal, QC H2N 2H8

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:

  • $157 for a strictly residential building
  • $462 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

Point of service

By appointment
7171 Rue Bombardier
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.

If your building is located within the area of the Mount Royal historical site, you will need authorization from the borough before beginning work.

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:

  • $157 for a strictly residential building
  • $462 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

5160 Boulevard Décarie
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:

  • $157 for a strictly residential building
  • $462 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

1800 Boulevard Saint-Joseph
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:

  • $157 for a strictly residential building
  • $462 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

By appointment
55 Avenue Dupras
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:

  • $157 for a strictly residential building
  • $462 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).

Payment method

  • Credit card (MasterCard, Visa)

You need an account on montreal.ca to use this service.

Point of service

201 Avenue Laurier Est
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. 
Contact the permit counter for more information.

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:

  • $157 for a strictly residential building
  • $462 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

815 Rue Bel-Air
First floor
Montréal, QC H4C 2K4

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:

  • $157 for a strictly residential building
  • $462 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

By appointment
406 Montée de l'Église
Montréal, QC H9C 1G9

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:

  • $157 for a strictly residential building
  • $462 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

Remote service only
6854 Rue Sherbrooke Est
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:

  • $157 for a strictly residential building
  • $462 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

4241 Place de l'Hôtel-de-Ville
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:

  • $157 for a strictly residential building
  • $462 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

1431 Avenue Van Horne, 2nd floor
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:

  • $157 for a strictly residential building
  • $462 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

13665 Boulevard de Pierrefonds
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:

  • $157 for a strictly residential building
  • $462 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

12090 Rue Notre-Dame Est
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:

  • $157 for a strictly residential building
  • $462 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

5650 Rue D'Iberville
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:

  • $157 for a strictly residential building
  • $462 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

Point of service

777, boulevard Marcel-Laurin
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:

  • $157 for a strictly residential building
  • $462 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

8400 Boulevard Lacordaire
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:

  • $157 for a strictly residential building
  • $462 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

4555 Rue de Verdun
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:

  • $157 for a strictly residential building
  • $462 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

800 Boulevard De Maisonneuve Est
17th 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:

  • $157 for a strictly residential building
  • $462 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

405 Avenue Ogilvy
Suite 111
Montréal, QC H3N 1M3