Building & Plumbing Permits

Building permits are available to be printed up by clicking the link below. For further information, contact the clerks department at (519) 867-2021 or by e-mail at [email protected]

Building & plumbing permits are required for many home projects. The County of Lambton Building Services Department issue permits for St. Clair Township. To view building permit information for the homeowner on the County of Lambton web site or to download a building and plumbing permit application from Lambton County, please **click here**.

Online Building Permit Application **click here**

To determine the cost of a permit for your project, please refer to the Township Fees Bylaw.

B-L 11 of 2025 – Fees By-Law

To determine if your project is subject to Development Charges, please refer to the Township’s Development Charges By-law

B-L 6 of 2021 – Development Charges By-Law

2026 Schedule of Development Charges Fees

News

Important Notice for Agricultural Traffic During Lambton Line Closure

Important Notice for Agricultural Traffic During Lambton Line Closure As part of the upcoming bridge construction project, Lambton Line will be closed between West River Road and Kimball Road. Detour routes and signage will be in place throughout the duration of the closure to help guide motorists safely around the construction area. Given that this

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Rail Safety Week – September 21 to 27, 2026

SEPT. 21, 2026 – Mayor Jeff Agar has proclaimed September 21 to 27, 2026 as Rail Safety Week in the Township of St. Clair, in recognition of this national awareness campaign. Rail Safety Week encourages everyone to stay alert around railway crossings and tracks, helping to prevent avoidable injuries and fatalities through education and awareness.

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