Township of Woolwich


The Building Department is a section of Engineering and Planning Services. Building reviews building permit applications, issues permits and conducts inspections ensuring compliance with the Ontario Building Code, the local zoning bylaws and any other applicable laws and regulations.


Applications & Standard Forms

Below are links to typical forms for you to download and include as part of your complete permit application.

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Development Charges

New construction and additions may be subject to applicable development charges. The Township collects development charges on behalf of the Region of Waterloo, the Township of Woolwich and both the Public and Private School Boards at time of issuing the permit. For more details on each of these select the information below:

To view the development charge study, click a link below:

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Drawing Requirementsblueprints.gif

Drawing requirements for a Part 9 Building (small buildings, houses, ect.):

  • 2 copies are required for all drawings submitted for permit applications
  • See below for detailed requirements based on type of permit

House Plans

  • site plan
  • cross section(s)
  • elevation views
  • structural framing details
  • footing/foundation plan
  • floor plans
  • roof plan for complex designs
  • survey/drainage and grading plan
  • for the installation of any wood-burning appliance please ensure to include a detailed installation plan and the manufacturers installation instructions.
  • Heat loss/gain calculation and ventilation HVAC summary

Additions to a House

  • all requirements noted for a house, as well as a full and complete site plan for the entire lot
  • foundation/floor plans and cross sections to include the adjacent structure
  • elevation views of all affected building sides

Detached Garages and Shed

  • full and complete site plan for the entire lot
  • foundation/ footing and pier plan
  • floor plan
  • cross-section
  • elevation views


  • full and complete site plan for the entire lot
  • foundation/ footing and pier plan
  • deck framing plan
  • guard and handrail details

Pools and Hot Tubs

  • copy of survey showing the location of the pool/hot tub on the site and its distance from all other structures and property lines
  • simple description of the pool/hot tub (i.e. in ground/above ground, size etc.)
  • diagram of the type of fence to be constructed around the pool or hot tub (existing fences should be noted on the survey)

Septic Systems

  • 2 copies of a report prepared by a professional engineer

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Fee Schedule & Municipal By-Laws

Below are Municipal by-laws and fee schedules to assist in understanding Municipal requirements and calculating fees based on project types.


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Building inspections are required during the course of construction of your project to ensure that all work is done in accordance with the Ontario Building Code, the local zoning bylaws and any other applicable laws and regulations.  Inspection stages are outlined on your building permit document provided to you at the time the permit is issued.

It is the responsibility of the applicant (owner or authorized agent of owner) to ensure that they or their contractor contact the Township to request an inspection at the readiness for an inspection or upon the substantial completion of a stage of construction as set out in the Ontario Building Code. Please contact the Building Department to request a building inspection appointment at 519-669-6035 or 519-669-6036. You must provide two (2) days notice of your readiness or of the substantial completion of the stage of construction.

Typical inspections for buildings and structures are:

  • Excavation - prior to placement of concrete
  • Services - installation of sanitary, storm and water services
  • Septic - after excavation of distribution piping bed and prior to system backfill
  • Foundation - prior to backfill
  • Under floor drains - prior to coveringbuildinginspections.jpg
  • Framing - prior to insulation
  • Air Barrier - prior to starting exterior cladding
  • HVAC - rough in
  • Plumbing - rough in
  • Insulation/Vapour barrier - prior to covering
  • Occupancy - this must be obtained prior to occupancy
  • Final plumbing inspection
  • Final building inspection
  • Please note: The Township does not review or inspect electrical work. Please contact the Electrical Safety Authority at 1-877-421-2228 for electrical permits.

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Permits - Examples of Projects that Do Not Require a Building Permit

  • Door and window replacements (within the existing opening, where no structural members are changed)
  • Fence unless installed around swimming pool or hot tub with a depth of 37" or greater (including temporary or inflatable)
  • Installing a gas fireplace
  • Installing new shingles on existing roof
  • Installing a water softener
  • Painting, wall papering, tiling, carpeting, cabinets, countertops, and similar finish work
  • Removing a non-load bearing wall in a single, semi-detached or townhouse dwelling
  • Replacing a plumbing fixture (i.e. toilet, bathtub or sink) with a new fixture in the same location
  • Structure less than 108 square feet measured from the outside face of walls (that does not contain plumbing)

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Permits - Examples of Projects that Require a Building Permit

  • Adding a bedroom to the basement
  • Adding dormer to existing roof
  • Additions to a building
  • Attached garage, carport, shed or other roof structure of any size
  • Backflow prevention device
  • Basement or main floor walkouts
  • Creating a duplex (a.k.a. in-law suite, accessory apartment, granny flat)
  • Decks or porches regardless of height above grade
  • Demolition of a structure greater than 108 square feet in building area
  • Detached garage, shed or accessory structure 108 square feet and greater (measured to the outside face of exterior walls)
  • Finishing the basement of a house
  • Industrial, commercial, institutional and multi-residential construction or alterations or changes of use
  • Installing a new window or door - when increasing the width of the existing opening
  • New residential dwellings
  • Pending location, a retaining wall that is greater than 3'-3" in height
  • Plumbing fixtures added or relocated
  • Re-insulating walls, ceilings or floors
  • Removing a load bearing wall, column, lintel or beam
  • Renovation or converting an existing building (change of use)
  • Septic system installations and alterations
  • Site servicing (water or sewer lines) for all building types
  • Solar Panels that are mounted to a building
  • Swimming pool or hot tub with a depth of 37" or greater (including temporary or inflatable)
  • Tent or group of tents that is, more than 60m2 (646 ft2) in aggregate ground area, attached to a building, or constructed within 3m (9'-10") of any structure
  • Woodstove or wood burning fireplace

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  • Signs that require a building permit:
    • Billboard Signs
    • Canopy Signs
    • Facia/Wall Mounted Signs
    • Ground Signs
    • Projecting Signs
    • Pylon Signs
    • Roof Signs
  • Requirements for a Complete Sign Permit Application:
    • structural drawings (complete with dimensions)
    • foundation detail (where applicable)
    • anchorage detail for wall mounted signs and weight of sign
    • site plan (location and distances to property lines)

For further information and regulations on signs please refer to the Township Sign Bylaw.

Application for requesting a variance to the Sign By-law:

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Standard Building Construction Details

The Township of Woolwich would like to help you obtain the information that will enable you to obtain your building permit as quickly as possible. Follow the link below for our typical details, which will assist you in your permit application and construction project.

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What is a building permit?

A building permit is your formal permission to begin construction. It means that plans for any new structure, addition or renovation have been reviewed by the municipality, for compliance with the Ontario Building Code, the local zoning bylaws and any other applicable laws and regulations.

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When is a building permit required?

The Ontario Building Code Act requires a building permit when a person constructs or demolishes a building or causes a building to be constructed or demolished. A building is defined as:

  • a structure occupying an area greater than 10 sq.m. (108 sq.ft.) consisting of a wall, roof and floor or any of them or a structural system serving the function thereof including all plumbing, works, fixtures, and service systems appurtenant thereto,
  • a structure occupying an area of 10 sq.m. or less that contains plumbing, including the plumbing appurtenant thereto,
  • plumbing not located in a structure
  • a sewage system;
  • structures designated in the building code

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W3C Compliance