Single-Family Home Expansion

Please note :

Requests are analyzed in order of receipt;
Please allow 10 working days for a response;
A delay of up to 60 days is required to obtain your permit;
That the analysis of the application, as well as the 60-day delay, begins only when the application submitted is declared valid and complete by the municipal officer;
That an application received without the necessary documents and/or information will be declared incomplete and refused.

Applicant identification

First name•

Last name•

Address•

Postal Code•

Phone number•

Email address•

Confirmation•

Location of work

Address or lot number•

Are you the owner?•

Yes

IMPORTANT: if you are not the owner, please attach a letter of proxy signed by the owner(s) to the "Documents" section.

Who will carry out the work?•

Myself

A company

Identification of the company carrying out the work

Name•

Address•

Zip code•

Phone number•

Email address•

Régie du bâtiment du Québec (RBQ) number•

Quebec enterprise number (NEQ)•

Work information

Work start date•

Work completion date•

Approximate cost of work•

Total Floor Area Including Addition•

TOTAL FLOOR AREA :
Area equal to the sum of all floors located in a building, including basement floors, for any part of a floor with a minimum ceiling height of 2.1 metres. The surface area is calculated from the outside wall or the centre line of party walls. However, cellars, attached accessory buildings (garage), chimneys, projecting windows, unfinished spaces, openings in the floor overlooking the lower floor and underground parking spaces are excluded from the area calculation.

The maximum floor area of any single-family residential building may not exceed 300 square metres, excluding the area occupied by an additional dwelling.

What you need to know before obtaining this permit

The permit fee is $380, plus an additional $12 for each $10,000 of estimated work cost over the $300,000 mark. The maximum fee, however, is $655. The cost of a permit renewal is 50% of the initial cost.
A compliance bond equivalent to 0.5% of the value of the work is also required. This bond will be reimbursed upon completion of the work, if the final project complies with regulations.
The permit is valid for 1 year, and work must begin within the first 6 months.
If natural environments are present, a professional firm must survey them and then identify the delimitation of the natural high-water line on the site. This, in turn, must be surveyed by the land surveyor and identified on the site plan.
In areas not served by municipal sewers and aqueducts, the capacity of the existing septic installation (tank and treatment unit) must be able to meet the needs of the proposed extension if it includes the addition of a bedroom.
In areas served by municipal sewers and aqueducts, the capacity of the sewage treatment plant must be able to meet the needs of the proposed extension.

List of documents to be provided

Septic system permit application (if required)
Well permit application (if required)
Application for municipal sewer connection permit (if required)
Application for site preparation permit (if required)
Site planning by a land surveyor
Site plan by land surveyor
Construction plans to scale signed and sealed by an architectural technologist (2 copies, if submitted on paper)
Septic installation report
Geotechnical study (if required)
Characterization study by an ABQ member biologist (if required)

Documents deposit•

File size limit: 10 MB

Drop files here or click to upload them.

Septic System Application (if number of bedrooms increases )

By clicking on "Complete my application" :

I confirm that the information provided in this form is true;
I confirm that the information provided in this form is true;
I agree that the Municipality of Chelsea may use the information provided on this form to contact me;
I understand that the information provided on this form will be forwarded to all municipal departments concerned;
I understand that the Municipality may carry out discretionary inspections before or after the work;
I understand that the analysis of my application and the 60-day time limit begin only when it is declared valid and complete;
I understand that if the permit is granted, I must comply with the conditions of the permit and with the provisions of any other law or regulation that may apply;
I confirm the accuracy of the information contained in this application. I consent to this action having the value of a digital signature.

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