
What Is a Certificate of Insurance?
A Certificate of Insurance (COI) is a document issued by your insurance carrier or broker that summarizes your coverage. It confirms you have active event liability insurance and specifies coverage types, limits, effective dates, and named parties. Venues, permit authorities, and vendors commonly require a COI as proof of insurance before allowing your event to proceed. The COI is not the policy itself—it is a summary document that verifies your coverage is in place and meets specified requirements.