What Is an Additional Insured?

If someone else asks to be on your insurance, they might be an additional insured. This means your policy will cover them in some situations. But it’s not the same as being the owner of the insurance. For example, if you are a contractor, a building owner might ask to be added to your policy as an additional insured. This gives them some protection if something happens on their property while you work there.

What Is a Certificate Holder?

A certificate holder is someone who has a copy of your insurance. They are not on the policy. They just have proof that you have coverage. This is often used to show a client or a building owner that you are covered. A certificate of insurance (COI) is a simple document that shows the name of the insurance company, the dates of coverage, the type of insurance, and the coverage limits. It does not show the full policy terms or conditions.

Key Differences Between the Two

Who Might Be an Additional Insured?

Imagine you are painting a building. The building owner might ask to be an additional insured on your policy. That way, if something happens while you are painting, the building owner could be covered by your insurance. But this depends on the policy and what it says. You have to ask the insurance company if they will allow this and what it costs. Being an additional insured is not automatic — you and the insurance company have to agree to it.

Who Might Be a Certificate Holder?

Imagine you are doing plumbing work. The building owner might ask for a certificate of insurance. They want to know you have coverage. They do not need to be on your policy. They just want to see the proof. So they are a certificate holder. This is common in construction, plumbing, electrical, and other trades where someone wants to know you are insured before you start work. The certificate holder is not part of the insurance — they just get a copy of the proof.

What You Need to Know

Being an additional insured is more than just having a certificate. It means that person is covered by your insurance in some situations. A certificate holder is just shown proof of insurance. They are not on the policy. Always check the terms of your policy to know what each one means. If you are asked to add someone as an additional insured, ask the insurance company if they allow it and what it costs. If you are asked for a certificate, you can get one without changing your policy at all.

Why This Matters

If someone asks to be on your insurance, find out if they want to be an additional insured or just a certificate holder. It changes what your insurance covers and what they can expect if something happens. Make sure you understand the difference before you agree to anything. Being clear now can save you problems later. It also helps you know what your insurance will do if you need it.

Next Steps

If you are not sure about these terms, you can always start your quote to see what your options are. Your state may also have rules about who can be added to your insurance or what proof you must show. You can find more about these rules on our Certificates (COIs) page. And if you want to learn how insurance is grouped for different kinds of work, check out our Class Codes page. You can also read more about what insurance you might need in our Do I Need It? section.