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Remember – call ahead to get the facts before starting any building project. If you are thinking about a construction project, we recommend that you contact our office early on in your planning so that we can help identify the steps and rules you will need to consider. By doing so you will be able to avoid costly delays and disappointments down the road. (Making an appointment is recommended)

When do you need a building permit?

• Any free standing structure over 108 sq. ft. including farm structures

• Any additions to existing structures of any size including farm structures

• Renovations both residential and commercial / other renovations or alterations.

• Plumbing/Alterations to plumbing

• Decks

• Swimming pools, above or under ground

• Solid fuel burning appliances

• Demolitions

The Building department has information packages available upon request for various types of building projects. These packages include the required information and cost to obtain a building permit, a list of the required inspections, and the application form.

Other Requirements

Lanark County Development Charges

The Lanark County Development Charges By-Law comes into effect January 1, 2011.

The by-law applies to all lands in Lanark County. Development Charges are to be collected by the local municipality at the time of building permit issuance.

By-Law – County Development Charges (www.county.lanark.on.ca)


A Building Permit and the associated inspections ensure that your project is in compliance with the Ontario Building Code. Not only is this your best protection from future liability associated with unsafe construction practices but is a legal requirement.

The Leeds Grenville Lanark District Health Unit (1-800 267-7918) must be contacted to determine the septic requirements for all new single family dwellings and most additions to existing dwellings.

Entrance Permit

An entrance permit must be in place either from the County of Lanark or the Township of Lanark Highlands Public Works Department prior to the issuance of a building permit. Final inspection of the entrance permit must be completed before occupancy is permitted in new construction projects.

Township of Lanark Highlands
Energy Conservation and Demand Management Measure

Click here to read the PDF.

Planning Review

Prior to issuance of a building permit your project will undergo a planning review to ensure compliance with the Zoning By-Law and Official Plan. It is a legal requirement that all applicable law be addressed before a building permit is issued.


Citizens Guide – Building Permits

By-Law – To Protect & Conserve Topsoil in the Township of Lanark Highlands

By-Law – Building By-Law

Contact Information

Phil Borrowman, Chief Building Official
613-259-2398 ext. 237

For Appointments
613-259-2398 ext. 0