Contractors Insurance in the DMV: Contracts, Certificates, and the Audit

A contractor in a hard hat cutting lumber on a framed construction site

Key takeaways

  • Most contractor insurance problems begin in the contract, not the policy. Additional insured, primary and non-contributory, and waiver of subrogation are requirements you agree to before the coverage is checked.
  • Uninsured subcontractors get charged back to you at audit, on both general liability and workers compensation.
  • Tools and equipment are covered by inland marine, not by your general liability or your auto policy.
  • Licensing differs across Maryland, Virginia, and the District, and operating across all three is a compliance exercise as much as an insurance one.

Contractors carry more moving parts than almost any other small business. Crews on multiple sites, subs you do not employ, equipment in trucks, contracts that impose insurance requirements written by someone else’s lawyer, and an annual audit that can produce a bill nobody budgeted for. Getting the program right is mostly about anticipating those rather than buying a policy.

General liability, and the exclusions that matter

General liability covers injury and property damage arising from your operations. What contractors need to read carefully is what sits outside it.

Damage to your own work. The policy is generally designed to cover damage your work causes to other property, not the cost of redoing defective work itself.

Products and completed operations. Claims arising after the job is finished. This needs to be in place and, on many contracts, maintained for years after completion.

Subcontractor warranty conditions. Many policies require you to obtain specified limits and additional insured status from every sub. Failing to do so can affect coverage, not merely the audit.

Residential exclusions. Some forms restrict or exclude residential and multi-family work. Worth checking before pursuing it.

If a contract has landed with insurance requirements you are not certain you meet, send it over before you sign it.

What the contract is asking for

Before a policy question comes up, a general contractor or owner has usually handed you insurance requirements. Additional insured status on an ongoing and completed operations basis. Primary and non-contributory wording. A waiver of subrogation. Specific limits, often with an umbrella on top. Notice provisions.

Each of those is an endorsement or a policy feature, and none is automatic. The gap between what a contract requires and what a policy actually provides is the single most common problem we find, and it usually surfaces when a certificate is rejected days before mobilization.

The rest of the program

Workers compensation. Classification codes and your experience modification drive the cost. Owners and officers may be able to exclude themselves, though many contracts require them to be covered.

Commercial auto. Trucks, trailers, and hired and non-owned coverage for employees using personal vehicles.

Contractors equipment, or inland marine. Tools, small equipment, and leased or rented machinery. Neither your general liability nor your auto policy covers these, and rental agreements usually make you responsible for the equipment and for loss of rental income while it is out of service.

Installation floater. Materials you have bought but not yet installed.

Umbrella or excess. Frequently required by contract at a specified limit.

Contractors pollution. Silica, mould, fuel spills, and disturbed materials, which general liability commonly excludes.

Professional liability. If you provide design input or work design-build, that exposure is not general liability.

The audit, and how to avoid a surprise

Your general liability and workers compensation premiums are estimates trued up at audit against payroll and subcontractor costs. If you cannot produce a valid certificate of insurance for a sub, that sub’s cost is typically treated as your own payroll and charged accordingly. Collecting certificates as work is awarded, rather than at audit time, is the least glamorous and most valuable habit in contracting.

Working across Maryland, Virginia, and the District

Each jurisdiction licenses contractors differently, with its own registration and classification requirements for home improvement and general contracting work. Add prevailing wage rules on public projects and bonding requirements above certain thresholds, and a contractor working across the region is managing three compliance regimes at once. It is worth having your insurance, licensing, and bonding looked at together rather than separately.

Before the next contract

The most useful time to review a contractor program is when you are about to take on work that is larger, in a new jurisdiction, or with tougher insurance requirements than usual. You can tell us about your business and an advisor will follow up.

Frequently Asked Questions

Does my general liability cover damage to my own work?
Generally no. General liability is designed to cover damage your work causes to other property or people, not the cost of correcting defective work itself. Warranty and workmanship obligations are a business cost rather than an insurance one.

What does additional insured, primary and non-contributory mean?
It means the party you are working for is added to your policy and that your coverage responds first, before theirs, without seeking contribution. Contracts commonly require it, and it has to be added by endorsement rather than being automatic.

What happens if my subcontractor does not have insurance?
Two things. At audit, that subcontractor’s cost is typically treated as your payroll and charged accordingly on both general liability and workers compensation. More seriously, a claim arising from their work may land on your policy without any recovery from theirs.

Are my tools and equipment covered by my general liability?
No. Tools, equipment, and rented machinery are covered by inland marine, sometimes called a contractors equipment policy. Rental agreements typically make you responsible for the equipment and for lost rental income while it is being repaired.

Do I need workers compensation if I have no employees?
Often yes, in practice. Requirements vary by jurisdiction, and even where you could exclude yourself, most general contractors and project owners will require a policy in place before you can be awarded work.

Why did I get a bill after my audit?
Because general liability and workers compensation premiums are estimated at the start and reconciled against actual payroll and subcontractor costs at year end. Growth during the year, or subcontractors without valid certificates, are the two usual causes.

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