Building permits — Ajax, Ontario

Do I need a building permit? What does it cost?

In the Town of Ajax, Ontario, building permit rules are set by Building By-law 48-2023 - Schedule A (Classes of Permits, Fees and Refunds), effective Jan 1, 2026, verified 2026-09-25. Administered by: Chief Building Official.

Building By-law 48-2023 - Schedule A (Classes of Permits, Fees and Refunds), effective Jan 1, 2026 adopted bylaw
fee basis Flat rate where indicated; product of fee multiplier and floor area/other measure; otherwise 1.5% of estimated construction value; minimums: minor $146, moderate $329, major $549. s. 2.1, s. 2.2, s. 2.3, s. 3.1
authority Chief Building Official s. 3.1.3
scout note

Fee schedule to the Town's Building Code Act by-law: pre-application and transfer administrative fees, minimum permit fees by class (minor/moderate/major), and calculation method (flat rate or floor-area multiplier) for building permits.

Building Permits & Inspections (Town of Ajax)

Town's own page naming Building By-law 48-2023 and linking its fee Schedule A; permits issued by the Town's own Building Division, fee confirmed by email after pre-screen review.

Machine-readable: building-permits.json · Official website: https://www.ajax.ca/ · Last verified 2026-09-25 · Building permits across Ontario · Building permits in other municipalities