Additional Insured vs. Certificate Holder: What's the Difference?

A certificate holder is the person or organization receiving the certificate of insurance (COI) as evidence of another party's insurance.

An additional insured is a person or organization that has been granted certain coverage under another party's insurance policy, subject to the terms, conditions, exclusions, and limitations of the policy and any applicable endorsement.

For construction teams, the distinction matters because being listed as the certificate holder does not automatically make your company an additional insured.

And a COI by itself does not create additional insured status. The underlying policy provisions or endorsement determine whether that status actually exists.

Additional Insured vs. Certificate Holder at a Glance

That last point causes much of the confusion.

A general contractor, owner, or another party may appear in the Certificate Holder section of a COI while also being shown elsewhere on the certificate as an additional insured.

Those are still separate designations.

What Is a Certificate Holder?

The certificate holder is the person or organization to whom the certificate of insurance is issued.

On a typical construction COI, this may be:

• A general contractor
• Project owner
• Property manager
• Lender
• Another company requesting evidence of insurance

The certificate provides information about insurance carried by the named insured, such as policy types, insurers, policy numbers, effective and expiration dates, and coverage limits.

But being named as the certificate holder does not, by itself, provide coverage under those policies.

The standard ACORD certificate language makes this distinction explicit: the certificate is informational and does not itself change the coverage provided by the policies.

For a deeper explanation of this role, see Who Is the Certificate Holder on a COI?.

What Is an Additional Insured?

An additional insured is a person or organization that receives certain coverage under another party's insurance policy.

In construction, additional insured requirements commonly arise from contractual relationships.

For example, a subcontract may require the subcontractor to provide additional insured status to the general contractor under certain liability coverage.

But the exact protection provided is not universal.

It depends on factors such as:

• The insurance policy
• The additional insured provision or endorsement
• The type of coverage involved
• The scope of the endorsement
• Policy terms, conditions, exclusions, and limitations
• The circumstances of a particular claim

That is why "additional insured" should not be interpreted as unlimited coverage under someone else's policy.

The actual policy language matters.

Can a Certificate Holder Also Be an Additional Insured?

Yes.

In construction, it is common for the same company to be both a certificate holder and an additional insured when the applicable contract and insurance arrangements call for it.

Imagine a general contractor hires a subcontractor.

The GC may request a COI showing the subcontractor's insurance. The GC could therefore appear as the certificate holder.

Separately, the subcontract may require the GC to be included as an additional insured under specified coverage.

Those two roles serve different purposes:

Certificate holder: "Provide evidence of your insurance."

Additional insured: "Provide the coverage required for me under your policy."

The fact that the GC is the certificate holder does not create the second status.

Does a COI Prove Additional Insured Status?

A COI can provide information indicating additional insured status, but the certificate itself does not create or alter the coverage.

This is one of the most important distinctions when reviewing construction COIs.

The standard ACORD Certificate of Liability Insurance includes an ADDL INSD indicator for applicable coverage. But ACORD certificate language also states that if the certificate holder is an additional insured, the policy must contain the applicable provisions or be endorsed. A statement on the certificate is not a substitute for those policy provisions or endorsements.

So if a contract requires additional insured status, don't treat the appearance of a company name—or the possession of a COI—as the entire review.

Depending on the requirement, the applicable endorsement or policy language may also need to be reviewed.

What Is an Additional Insured Endorsement?

An endorsement is a provision that modifies the insurance policy.

Additional insured endorsements can add a person or organization as an insured for specified purposes or circumstances.

Not all additional insured endorsements are identical.

They can differ in areas such as:

• Who qualifies as an additional insured
• Which operations or relationships are covered
• Whether coverage applies to ongoing or completed operations
• When additional insured status applies
• The scope and limits of the coverage provided

Some policies may also contain blanket or automatic additional insured provisions that apply when certain conditions are met, such as requirements contained in a written contract.

The important point for COI administration is that the policy and applicable endorsement—not the certificate alone—determine the actual coverage.

Texas insurance regulators, for example, specifically note that a certificate cannot state that a certificate holder is an additional insured merely because a policy contains a blanket endorsement; what the certificate says must be supported by the policy.

Why Does the Difference Matter in Construction?

Construction projects create layers of contractual relationships.

An owner may hire a general contractor. The GC may hire subcontractors. Those subcontractors may work alongside numerous other companies on the same project.

Contracts often establish insurance requirements intended to address those relationships.

That makes it important for construction teams to distinguish between:

• Evidence that insurance exists
• The party receiving that evidence
• The named insured on the policy
• Any additional insured status required by contract
• The policy or endorsement that establishes that status

If those concepts get collapsed into "we have the COI," an important requirement can be overlooked.

This is another example of why COI on file does not automatically mean compliant.

A certificate is part of the insurance documentation process. It isn't the entire process.

For more on what construction teams should review when collecting contractor COIs, see Certificate of Insurance for Contractors: What Construction Teams Need to Know.

Where Do You Find the Certificate Holder on a COI?

On the commonly used ACORD 25 Certificate of Liability Insurance, the Certificate Holder section appears near the bottom of the form.

It identifies the person or organization to whom the certificate is being issued.

That is different from the Named Insured, which appears elsewhere on the certificate and identifies the policyholder whose insurance is being summarized.

It's also different from information indicating additional insured status.

If you're reviewing the entire document rather than just these two roles, see How to Read a Certificate of Insurance.

Where Is Additional Insured Status Shown on a COI?

On an ACORD 25, the coverage section includes an ADDL INSD column where additional insured information may be indicated for applicable coverage.

Additional information may also appear in the Description of Operations / Locations / Vehicles section.

But remember the distinction:

The COI reports information about the insurance. It does not create the coverage.

The applicable policy language and endorsements control.

If your contract requires a particular additional insured endorsement or type of coverage, review the appropriate documentation rather than relying solely on the certificate.

Certificate Holder vs. Named Insured vs. Additional Insured

There is another term worth separating from the first two: named insured.

These three roles are not interchangeable.

Named Insured

The named insured is the person or organization identified as an insured in the policy.

On a subcontractor's COI, this would typically be the subcontractor or business whose insurance is being summarized.

Certificate Holder

The certificate holder receives the certificate as evidence of the named insured's insurance.

Additional Insured

An additional insured is another person or organization granted certain coverage under the named insured's policy according to the applicable policy provisions or endorsement.

On a construction project, for example:

• Subcontractor → Named insured
• General contractor → Certificate holder
• General contractor → May also be an additional insured if the applicable insurance arrangements provide that status

Seeing all three roles separately makes the COI much easier to understand.

What Should Construction Teams Review?

When your company receives a subcontractor COI, don't stop at locating your company name.

Review the document against the insurance requirements that apply to that subcontractor and project.

Depending on those requirements, your review may include:

• Correct named insured
• Required policy types
• Policy effective and expiration dates
• Coverage limits
• Certificate holder information
• Additional insured indicators
• Description of Operations information
• Required endorsements or supporting documents
• Project-specific information
• Other contractual insurance requirements

What needs to be reviewed varies by contract and situation. When questions involve the interpretation of insurance coverage or contractual requirements, work with your insurance broker, attorney, or other qualified professional.

And once the documentation has been reviewed, it still needs to be managed over time.

Our guide to Certificate of Insurance Tracking explains how to organize COIs, monitor expiration dates, manage renewals, and keep records from disappearing into inboxes and folders.

Don't Let Two Labels Create One Big Assumption

"Certificate holder" and "additional insured" may appear on the same certificate, but they do not mean the same thing.

A certificate holder receives evidence of insurance.

An additional insured receives whatever coverage is provided under the applicable policy language or endorsement.

And the certificate itself does not create that coverage.

For construction teams managing subcontractor insurance documents, keeping those distinctions clear helps prevent one of the simplest administrative mistakes:

Seeing your company's name on the COI and assuming that tells you everything you need to know.

It doesn't.

Know which role your company is supposed to have, identify the documentation required to support it, and review what you receive against the requirements that actually apply.

Additional Insured vs. Certificate Holder FAQs