Certificates of insurance articles

Plain language CommercialInsurance.ca guides about Certificates of insurance for Ontario businesses and individuals.

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How to Get a Certificate of Insurance (COI) in Ontario
What a certificate of insurance shows, who issues it, additional insured vs certificate holder, and how Ontario businesses request a COI without delays.
By: Michael Landry · Last updated on: September 24, 2026
Certificates of insuranceAdditional insuredContracts and leasesWSIBContractors
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