Roofing Costs in Ontario (2026)

Ontario does not require a specific roofing licence for residential work, but legitimate roofing contractors carry: WSIB coverage (mandatory if they have employees — verify at wsib.ca), at least $2M in commercial general liability insurance, and manufacturer certification if offering extended warranties (e.g., IKO, Owens Corning, GAF certified installers get 25–50 year warranty coverage vs. standard 15-year). Always request a WSIB clearance certificate before work starts.

Ontario Roofing Licences and Insurance Requirements

Ontario does not require a specific roofing licence for residential work, but legitimate roofing contractors carry: WSIB coverage (mandatory if they have employees — verify at wsib.ca), at least $2M in commercial general liability insurance, and manufacturer certification if offering extended warranties (e.g., IKO, Owens Corning, GAF certified installers get 25–50 year warranty coverage vs. standard 15-year). Always request a WSIB clearance certificate before work starts.

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