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Additional Insured
Brittany Page avatar
Written by Brittany Page
Updated over a month ago

What is an Additional Insured in Construction?

In construction, Additional Insured status provides an extra layer of protection to parties that aren’t originally named on an insurance policy. This status extends the benefits of the policy to other parties, such as general contractors or subcontractors, who may be exposed to risks through their relationship with the Named Insured—the primary party covered by the policy.

For example, if a subcontractor is named as an Additional Insured on a general contractor’s policy, the subcontractor would be protected against claims or lawsuits that might arise due to the general contractor's negligence. This arrangement helps ensure that all parties involved in a construction project are adequately covered for potential liabilities.

Why is Additional Insured Status Important in Construction?

In construction, risks are everywhere—from accidents on the job site to damage caused by ongoing operations. Naming a party as an Additional Insured helps shift some of these risks. For instance, general contractors often require subcontractors to list them as Additional Insureds, protecting the general contractor from liability claims that could arise from the subcontractor’s work. This protects both parties from lawsuits that could result from accidents, injuries, or property damage.

Additional Insured status is typically granted through an Additional Insured endorsement, which modifies the original policy to include coverage for new risks created by the Named Insured’s business relationship with other parties.

Named Insured vs. Additional Insured: What's the Difference?

The Named Insured is the primary party listed on an insurance policy, typically the one purchasing the coverage. There can be multiple Named Insureds, and they are entitled to full protection under the policy.

The Additional Insured, on the other hand, receives coverage only for liabilities arising from the Named Insured’s actions. For example, if a subcontractor’s negligence causes an accident while working on a construction site, the general contractor (if named as an Additional Insured) would be covered under the subcontractor’s insurance. However, the Additional Insured is only protected when the Named Insured’s actions or negligence directly create the liability.

What is an Additional Insured Endorsement?

An Additional Insured endorsement is an amendment to an insurance policy that adds coverage for persons or organizations not originally listed as insureds. In construction, this is commonly used to extend liability coverage to general contractors, subcontractors, or project owners.

There are two main types of Additional Insured endorsements:

  • Scheduled Endorsements (Designated Insured Endorsements): These endorsements explicitly list the names of individuals or organizations granted Additional Insured status. This ensures that only the specified parties are covered.

  • Blanket Additional Insured Endorsements: These endorsements automatically provide Additional Insured status to any party that the Named Insured is contractually obligated to cover. This can include categories such as contractors or project owners without needing to specify each one individually.

Ongoing vs. Completed Operations Endorsements

Another key distinction in construction insurance is whether the Additional Insured endorsement covers Ongoing Operations or Completed Operations—or both.

Ongoing Operations: This coverage applies to any liability arising while the construction work is actively taking place. For example, if a plumbing company is working on a building and accidentally damages the water system, the Ongoing Operations endorsement would protect both the plumbing company and any named Additional Insureds (like the general contractor) from resulting claims.

Completed Operations: This coverage applies after the work has been completed. For instance, if a roofing company finishes re-tiling a roof, and the roof collapses weeks later due to faulty work, Completed Operations coverage would provide protection. If the building owner is listed as an Additional Insured under this endorsement, they would also be protected against claims.

It’s important to ensure that any Additional Insured endorsement includes Completed Operations coverage, especially in construction, as many endorsements exclude this by default.

Why Additional Insured Endorsements Matter in Construction

In the construction industry, liability is often shared among multiple parties, from general contractors and subcontractors to project owners. Without an Additional Insured endorsement, a party could be exposed to significant financial risk if an accident or negligence leads to a lawsuit.

For general contractors and subcontractors, being listed as an Additional Insured ensures that they are shielded from certain claims that could arise due to the work of others. For project owners, it provides peace of mind that they are protected from lawsuits stemming from the work of their contractors.

In Summary:

  • Additional Insured status extends liability protection to parties not originally covered by an insurance policy.

  • Endorsements are used to add Additional Insureds to the policy.

  • Ongoing Operations coverage protects against risks during construction.

  • Completed Operations coverage protects after the project is finished.

In construction, ensuring all relevant parties are listed as Additional Insureds helps reduce risk, share responsibility, and provide robust protection for everyone involved in a project.

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