Contractor holding a certificate of insurance on site

Certificates of Insurance for Contractors

No certificate, no site access. For Ontario contractors, a certificate of insurance is the document that gets you through the gate and paid on time. Here is what it shows, what clients check, and how to get one the same day.

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Service & Support:

  • Follow-up from a licensed broker within 24 hours
  • Policy Review and Comparison
  • Risk Assessment
  • Help with certificates of insurance, policy changes and contract reviews
  • Renewal planning well before your policy expires

Quick answer

What is a certificate of insurance for a contractor?

A certificate of insurance (COI) is a one page summary, issued by your broker or insurer, that proves you carry specific coverage: usually commercial general liability, auto and sometimes umbrella, with limits, policy numbers and dates. General contractors, owners, property managers and municipalities ask for it before you start work, often with themselves named as an additional insured.

What a certificate of insurance actually is

A certificate of insurance summarizes your coverage on one page: the insurer, policy numbers, effective and expiry dates, and limits for coverages such as commercial general liability, automobile liability and umbrella. It is issued by your broker or insurer, not by you.

A certificate is evidence, not the policy itself. It does not change your coverage on its own. If a client needs to be an additional insured or needs a waiver of subrogation, your policy must actually include that, and the certificate simply confirms it.

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How CommercialInsurance.ca works

We are not an insurer or a broker. We find you the right one.

  • Matched by industry

    We connect you with a broker who works with businesses like yours, not a generic call centre.

  • Licensed Ontario brokers

    Insurance brokers in Ontario are licensed by the Registered Insurance Brokers of Ontario (RIBO).

  • Fast follow up

    Once we receive your information, a professional in our network will connect with you within 24 hours.

  • No cost to be matched

    Our referral service is free for businesses. You deal directly with the broker for quotes and coverage.

What clients check on your certificate

General contractors and property managers review certificates against the insurance clause in your contract. These are the details most often rejected.

Named insured

  • Must match your legal business name
  • Include operating names if used on contracts
  • Wrong names cause rejections

Limits

  • CGL per occurrence and aggregate
  • Automobile liability
  • Umbrella or excess if required

Dates

  • Policy must be in force for the whole job
  • Renewals need a new certificate
  • Many GCs track expiry dates

Additional insured

  • Client named as additional insured
  • Wording must match the contract
  • Often includes the owner and GC

Waiver of subrogation

  • Stops your insurer pursuing the client
  • Must be allowed by your policy
  • Common in commercial contracts

Notice of cancellation

  • Client wants notice if coverage ends
  • Usually 30 days
  • Check the contract wording

How to get certificates faster

Keep your broker's details handy

Most brokers who work with contractors can issue a standard certificate the same day. Send the client's legal name, address, the project name and any additional insured wording from the contract.

  • Client legal name and address
  • Project name or address
  • Exact additional insured wording
Contractor holding a certificate
Contract documents on a desk

Read the insurance clause before you sign

Contracts sometimes ask for limits or endorsements you do not carry. Catch it before signing so your broker can adjust coverage or you can price it into the job.

  • Required limits
  • Additional insured and waiver wording
  • Notice and deductible clauses

Need certificates on demand?

We connect Ontario contractors with licensed brokers who issue certificates quickly and make sure the coverage behind them matches your contracts.

Also collecting from your subs? See our WSIB clearance guide and general contractor insurance.

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GC meeting subcontractors on site

Certificate of Insurance FAQs

Reviewing subcontractor paperwork

Who issues a certificate of insurance?

Your insurance broker or insurer issues it. Contractors should never create or edit their own certificates.

What does additional insured mean on a certificate?

It means the client is covered under your liability policy for claims arising from your work for them. Your policy must include an additional insured endorsement; the certificate only confirms it.

How long does it take to get a certificate of insurance?

A broker who works with contractors can often issue a standard certificate the same day. Special wording can take longer if the policy needs an endorsement.

Is a certificate of insurance the same as a WSIB clearance?

No. A certificate proves your liability and auto insurance. A WSIB clearance certificate proves your WSIB account is in good standing. Most GCs require both.

Does a certificate guarantee I am covered?

No. It is a summary of coverage at the date issued. The policy wording decides what is covered, which is why clients ask for notice if a policy is cancelled.

What happens after you request commercial insurance?

  1. Insurance broker on a discovery call taking notes1

    Discovery Call
    (30 to 45 min)

    Understand operations, contracts, assets, and loss history.

    We will request your
    expiring policies and loss runs.

    Get Started Now!
  2. Broker and business owner reviewing a risk checklist together2

    Risk Mapping
    (1 to 3 days)

    Document exposures, limits, sublimits, deductibles, and endorsements that fit your contracts.

    Get Started Now!
  3. Comparing side by side insurance proposals on a desk3

    Market Placement
    (2 to 5 days)

    Approach the right markets
    and negotiate terms, exclusions, and deductibles.

    Get Started Now!
  4. Business owner signing an insurance policy with a broker4

    Proposal & Bind


    Side-by-side options in clear wording, so you can choose with confidence.

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Protect your team too

Offer health, dental and life benefits your employees will value.

We also connect Ontario businesses with licensed benefits advisors, from two person teams to growing companies.

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    The most noticeable difference was the fact that I no longer felt that I was needed to manage the broker... the brokers came to me with proactive recommendations and knew when to push and shop the market and when not to. When the topic of business insurance comes up, I always refer fellow business owners.

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    I was always the type of customer that never believed in insurance and only really got it because I had to. Then I connected with a broker through Commercial Insurance.ca and they asked me questions no one else ever did and that's how I knew something was different. They took the time to understand and evaluate the risks. Well, I ended up getting some extra coverage (legal expense) and thank goodness I did. Something fairly innocent turned into something quite nasty and I didn't have to do too much... my coverage took care of it. Now I look at Insurance as a security blanket for my business.

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