COVID-19 Update:  Uxbridge Town Hall is open to the public during regular business hours of Monday to Friday, 8:30 a.m. to 4:30 p.m.  Capacity limits, screening and contact tracing is in effect.  Masks are required.

You may need a building permit for any building and construction project in the Township of Uxbridge. Building permits ensure that your project is built safely and follows the Ontario Building Code. It is against the law to start construction or demolition before you have a building permit.

 Do I need to apply for a building permit?

You MUST apply for a building permit for:
  • a new home (single detached, semi-detached or townhouse)
  • a new building(s), such as a new commercial or industrial building
  • a new farm building(s), such as barns, farm store buildings or manure storage facility (for new construction, alterations, additions, water connection, plumbing, sprinklers, or heating)
  • accessory structures (for new construction, alterations, or additions)
  • Pergola/trellis or gazebo, (if greater than 10 square metres)
  • creation of a second unit in a home (additional dwelling or basement apartment) – see secondary suites
  • any additions residential, commercial, or industrial building
  • sheds or other detached structures greater than 108ft2 (10m2) in area. 
  • raised porches, or decks of any size if they are attached to a building (new construction, alterations or additions) – If structure has a roof, or if it is higher than 24” off the ground. 
  • In-ground pool and/or above-ground pool – please refer to pool enclosure permit page for further details
  • Complete replacement of a deck or shed (even if using the same footprint as prior to construction).  New decks and sheds must comply with current zoning provisions on the property
  • Garages or carports (either attached, or detached from the home or building and for new construction, alterations, or additions)
  • any structural alterations to any existing building
  • renovations
  • demolition or relocation of a house or any existing building of other uses
  • plumbing additions and alterations in any building type
  • HVAC
  • All septic work (Contact the Region of Durham Health Department)
  • connections to water service or sanitary/storm sewers from any building type
  • Mobile and temporary signs – please refer to sign permits for further details
  • Rooftop solar panels
  • Demolition of a building
  • Change of use of building/suite

You DO NOT need a building permit for the following projects:

  • detached sheds and other structures less than 108ft2 (10m2) in area (provided it does not contain any plumbing).  All Zoning provision requirements will still apply.  Please contact the Development Services Department - Building Division Staff prior to proceeding with your project
  • Deck or porch (for new construction, alterations or additions) – if it is less than 24” off the ground
  • repairs or replacement of roofing, siding exterior finishing or chimneys
  • replacement of interior finishes, such as painting, flooring, trim, cabinets
  • replacement of plumbing fixtures (location needs to stay the same with no plumbing alteration)
  • replacement of a heating system
  • replacement of windows or doors, as long as same width of opening can be maintained
  • foundation waterproofing
Still not sure?  Please contact Development Services – Building Division staff at 905-852-9181 between regular business hours of 8:30 a.m. to 4:30 p.m. – Monday to Friday, or email us at

 Building permit applications and forms

Please submit a completed Application for a Permit to Construct or Demolish in person to the Development Services Department Counter including additional forms below, if required.  All building permit applications being submitted are required to include two (2) sets of drawings, a site plan indicating location of the structure to be constructed or removed and a minimum building permit fee – see permit fees for more details.

Depending on your project, you may need to apply for:

Conservation Authority Approvals - Please speak to a Building Inspector to find out if you need approvals from other agencies such as Lake Simcoe Conservation Authority and Toronto Region Conservation Authority.

Complete Applications – If all required information has been received by members of the department, staff will contact you to arrange for further payment, if required.  Once payment has been processed, the prescribed review timeframes, as mandated by the Ontario Building Code will commence as outlined below:

  • 10 business days – residential
  • 15 business days – small buildings
  • 20 business days – large buildings
  • 30 business days – complex buildings

Incomplete Applications – If any required information is missing, the application will not be processed, and a member of the building services division staff will contact you.

Submitting a Building Permit Application

Building permit applications can be submitted in person to the Township of Uxbridge Municipal Building - Development Services Department through regular business hours - Monday to Friday - 8:30 a.m. to 4:30 p.m.  Alternatively, we are accepting applications by email to, provided all of the above requirements can be met.  Once payment has been received by the Township of Uxbridge, the application will be processed.  Payment of fees can be made in person to the Township of Uxbridge Treasury Department by cash, debit or cheque or by sending a cheque through regular mail to 51 Toronto Street South, P.O. Box 190, Uxbridge, Ontario L9P 1T1.


Need to book an inspection?  Two options are available for booking a building inspection:

Call 905-852-9181 ext. 403; and/or Email

Please ensure your request for inspection has been provided prior to 3:00 p.m. in order to obtain an inspection for the following business day.*

When requesting an inspection with the building services division, please ensure the following information has been provided:

  • Permit Number
  • Municipal Address
  • Inspection Type
  • Contact Name
  • Contact Telephone Number
  • Name of Inspector (if known)

*Inspections will be done the following business day, only if staffing and time restraints permit.  Inspections will be completed within two (2) business days.

 Mandatory building inspections

Inspection Description 
Footing Prior to pouring concrete footings
Foundation Pre-backfill Upon completion of the foundation and prior to backfilling
Framing Completion of total framing, including electrical work, plumbing, central vacuum and heating rough-in
Insulation, air and Vapour Barrier Completion of insulation, air and vapour barriers, prior to applying the interior finishes
Fire separation The framing for the walls, floors and shaft fire separations, closures and fire stopping are complete, prior to applying for the interior finishes
Plumbing Outside Service  Installation of building drains and water supply to building
Plumbing Inside Service Installation of building drains and water supply under basement floor
Plumbing Rough-in Prior to installing insulation
Final Plumbing Installation of hot water tank and all required plumbing fixtures, prior to occupancy
HVAC Rough-in Prior to installing insulation
Final HVAC Installation of furnace and all required systems and grilles, prior to occupancy
Occupancy Completion of finishes, handrails, guards, smoke alarms and gas proofing, etc., prior to occupancy
Final Exterior Completion of all exterior work including site grading, caulking, balconies, landings and finish materials

 Permit fees

The area of the building often sets the cost of a building permit. In some cases, the building permit fee is fixed.  Please refer to the Township of Uxbridge fee schedule for more information.
Have any questions? Contact us and a Building Inspector will walk you through the process. 

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