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How to Evaluate a Contractor's Insurance and Bonding Before Signing a Contract

2026-04-24 ยท Buildingconnection.com Editorial

Why Insurance and Bonding Verification Matters

Hiring a contractor to work on your home involves a significant amount of trust. You are granting access to your property, relying on their skills and judgment, and committing potentially tens of thousands of dollars to a project. One of the most important but frequently overlooked steps in the hiring process is verifying that your contractor carries proper insurance and bonding. Without these protections, you could be personally liable for injuries that occur on your property, stuck paying for incomplete or defective work, or left with no recourse if the contractor disappears mid-project.

These are not hypothetical risks. Construction work is inherently dangerous, and injuries happen on job sites every day. If an uninsured worker is injured on your property, your homeowners insurance may deny the claim, leaving you exposed to a personal injury lawsuit. Similarly, if a contractor damages your neighbor's property while working on yours and lacks liability insurance, the financial responsibility falls to you. Taking fifteen minutes to verify insurance and bonding before signing a contract can save you from catastrophic financial exposure.

Types of Insurance Contractors Should Carry

The three essential types of insurance for contractors are general liability insurance, workers' compensation insurance, and commercial auto insurance if they use vehicles for the business. General liability insurance covers damage to your property and third-party injuries. If a painter accidentally spills a bucket of paint on your hardwood floor or a roofer's ladder falls and damages your neighbor's fence, general liability covers the cost of repair or medical treatment. Look for a minimum of $1 million per occurrence and $2 million aggregate coverage.

Workers' compensation insurance covers medical bills and lost wages if a worker is injured on the job. In most states, contractors with employees are legally required to carry workers' compensation, but sole proprietors and very small operations may be exempt depending on state law. Even if exemption is legal, it shifts risk to you. If a sole proprietor without workers' comp is injured on your roof, their medical bills could become your problem. Always confirm workers' compensation coverage regardless of the contractor's size.

Understanding Contractor Bonding

A contractor's bond is a type of financial guarantee that protects you if the contractor fails to complete the work, violates building codes, or otherwise breaches the contract. The three main types of bonds in residential construction are license bonds, performance bonds, and payment bonds. A license bond, sometimes called a contractor's bond, is required by many states and municipalities as a condition of licensure. It guarantees that the contractor will comply with local regulations and building codes.

A performance bond guarantees that the project will be completed according to the contract specifications. If the contractor abandons the project or fails to meet the agreed-upon standards, the bond provides funds to hire another contractor to finish or correct the work. A payment bond ensures that the contractor pays their subcontractors and suppliers, protecting you from mechanics' liens that subcontractors or suppliers could place on your property if the general contractor does not pay them.

How to Verify Coverage

Never take a contractor's word that they are insured and bonded. Request a current Certificate of Insurance (COI) directly from their insurance provider. This document lists the types of coverage, policy limits, effective dates, and the insurance company's contact information. Call the insurance company to confirm that the policy is active and has not been canceled or allowed to lapse. Some contractors maintain insurance only long enough to obtain their license and then let it lapse to save money, so verification at the time of hiring is essential.

For bonding, ask the contractor for their bond number and the name of the surety company. You can verify bond status through the surety company directly or through your state's contractor licensing board, which often maintains searchable databases of licensed and bonded contractors. If a contractor hesitates or refuses to provide insurance certificates or bond information, treat that as a serious red flag and look elsewhere.

Protecting Yourself in the Contract

Beyond verifying insurance before work begins, include a provision in your contract requiring the contractor to maintain insurance throughout the duration of the project. Request that you be listed as an additional insured on their general liability policy for the project period. This gives you direct access to make a claim against their policy if needed. Require that the contractor provide updated certificates if any policy renews or changes during the project. These contractual provisions are standard in the industry, and any reputable contractor will agree to them without hesitation. Taking these steps before signing a contract gives you meaningful financial protection and ensures that you are working with a professional who takes their business obligations seriously.

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