Construction Materials Insurance

What is Construction Materials Insurance?

Construction materials insurance is a type of property coverage designed to protect building materials on a job site. It helps cover losses caused by theft, vandalism, fire, and certain weather events while the materials are in transit, stored, or temporarily on-site before installation.

This coverage is often part of a larger builder's risk insurance policy, but it can also be purchased as a standalone policy depending on the scale and scope of the project.

Who Needs Construction Materials Insurance?

Anyone involved in construction or renovation projects may need this coverage, including:

  • General contractors
  • Subcontractors
  • Developers
  • Property owners managing their own builds
  • Suppliers responsible for delivering materials

If you're storing materials off-site, delivering high-value items, or working in areas with high theft risk, construction materials insurance can provide essential protection.

What It Typically Covers

While policies vary, construction materials insurance may help cover:

  • Materials in transit to the job site
  • Materials stored on-site or off-site
  • Losses from theft, fire, vandalism, or certain weather conditions
  • Temporary structures used to store or protect materials

Coverage applies to owned materials and sometimes to those borrowed or rented for the project. Always check your policy for specific terms.

Common Exclusions and Limitations

Most policies have specific exclusions, such as:

  • Normal wear and tear or corrosion
  • Intentional damage or employee theft
  • Lack of proper storage or security
  • Flood and earthquake damage (unless added by endorsement)

There may also be coverage limits and deductibles, so it's important to understand how your policy applies in different situations.

Factors That Influence Cost

Several factors can affect the cost of construction materials insurance:

  • Type and value of construction materials
  • Project size and location
  • Security measures on-site
  • Duration of the project
  • Claims history

A detailed inventory and risk assessment can help determine the coverage you need and its potential cost.

Proof of Insurance and Compliance

Many project owners and lenders require proof of insurance before work begins. Construction materials insurance can help contractors and property owners meet these requirements and avoid delays. Be sure to keep certificates of insurance on file and update them if coverage changes during the project.

How to Get a Quote

To compare coverage options and get a quote tailored to your construction needs, start your quote online today.

Frequently Asked Questions

Does construction materials insurance cover tools and equipment?

No, tools and equipment are typically covered under a separate contractor’s equipment policy.

Can I get coverage for materials stored off-site?

Yes, many policies include coverage for off-site storage, but limits and conditions may apply.

Is coverage available for materials during transportation?

In many cases, yes. Transit coverage can protect materials while they are being delivered to the job site.

Do I need this coverage if I already have builder’s risk insurance?

Builder’s risk often includes materials coverage, but it’s important to confirm the scope and limits with your insurer.

What happens if materials are stolen from the job site?

If you have construction materials insurance, theft may be covered, provided adequate security measures were in place as required by your policy.

Still have questions? Talk to a local insurance expert.

Partners, Programs & Market Access


We maintain relationships with nationally recognized and specialty-focused insurance providers that actively underwrite this class of business. Our network includes both admitted and non-admitted markets, allowing us to match risks—from straightforward accounts to more complex or hard-to-place exposures—with appropriate underwriting partners.


Program availability, coverage terms, and underwriting appetite can vary based on operations, location, and loss history, so access to multiple markets is key to securing the right fit. This approach helps ensure broader coverage options and more competitive placement across a range of risk profiles.



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