What Is a COI on ACORD 23? Complete Guide for Businesses

A COI on ACORD 23 is a Certificate of Insurance (COI) issued using the standardized ACORD 23 form, which proves that a business or individual has active insurance coverage.

This document is commonly required before signing contracts, starting projects, or working with clients.

Quick Answer 

A COI on ACORD 23 is a Certificate of Insurance issued on the ACORD 23 form that verifies a business has active liability insurance coverage. It summarizes policy details like coverage types, limits, and effective dates but does not provide actual coverage itself.

What Does COI Mean?

COI stands for Certificate of Insurance.

It is a one-page document that shows:

• You have valid insurance
• What type of coverage you carry
• Your policy limits
• Policy effective dates

👉 It’s proof of insurance—not the policy itself.

What Is ACORD 23?

ACORD 23 is a standardized insurance form used across the industry.

It is created by ACORD (Association for Cooperative Operations Research and Development) and is widely accepted by:

• Contractors
• Property managers
• Vendors
• Clients and partners

👉 Think of it as the official format for a Certificate of Insurance.

What Information Is Included in ACORD 23?

A COI on ACORD 23 typically includes:

Insured Information

• Business name
• Address

Insurance Company Details

• Carrier names
• NAIC numbers

Coverage Types

• General liability
• Commercial auto
• Workers’ compensation
• Umbrella liability

Policy Details

• Policy numbers
• Effective and expiration dates
• Coverage limits

Certificate Holder

• The person or company requesting proof of insurance

Why Do Businesses Need a COI?

A COI is often required to:

• Start a contract or job
• Lease commercial space
• Work with clients or vendors
• Meet legal or contractual requirements

👉 Without a COI, you may lose business opportunities.

What ACORD 23 Does NOT Do

Important limitations:

• It does NOT provide insurance coverage
• It does NOT change your policy
• It does NOT guarantee claims will be paid

👉 It’s only proof that a policy exists at the time of issue.

COI vs. Insurance Policy

• COI (ACORD 23) → Proof of coverage
• Insurance policy → Actual legal contract

👉 Always remember: the COI is a summary, not the full protection.

When Will You Be Asked for a COI?

Common situations:

• Construction projects
• Vendor agreements
• Event participation
• Renting equipment or property

👉 Many clients won’t let you start work without it.

How to Get a COI (ACORD 23)

Getting a COI is simple:

1. Contact your insurance agent or broker
2. Provide certificate holder details
3. Request ACORD 23 form
4. Receive document (often same day)

👉 Most insurers provide COIs for free.

Biggest Mistake Businesses Make

Assuming a COI means full protection.

👉 Reality:

• Coverage limits may be too low
• Important protections may be missing

Always verify your actual policy—not just the certificate.

Key Takeaways

• COI = proof of insurance
• ACORD 23 = standard COI form
• Required for many contracts and jobs
• Does not replace an insurance policy
• Easy to obtain from your insurer

FAQ

What is ACORD 23 used for?

To provide proof of insurance coverage in a standardized format.

Is a COI legally binding?

No—it reflects existing coverage but is not the policy itself.

How long is a COI valid?

Until the policy expiration date listed on the form.

Can I get a COI instantly?

Yes—most agents can issue one the same day.

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