If you swing a hammer, run a crew, or sub out electrical work anywhere from Manchester to the Lakes Region, one uninsured claim can wipe out a season's profit. This guide breaks down what business insurance for contractors NH actually requires, what coverage to buy, and what to skip.
- General liability with $1M per occurrence is the baseline for business insurance for contractors NH in 2026 — buy it first.
- NH law requires workers’ comp the moment you hire employee number one under RSA 281-A.
- Commercial auto covers company trucks and trailers that personal auto policies exclude — non-negotiable for fleets.
- Skip bundled ‘contractor packages’ with vague equipment sublimits until you confirm your tools are actually covered.
Why this matters
General contractors in New Hampshire lose jobs over paperwork, not workmanship. Most commercial property managers and homeowners now ask for a certificate of insurance before a subcontractor sets foot on a job site.
Miss that certificate and you're off the bid list, no matter how good your work is. In 2026, that certificate typically needs to show general liability, workers' comp if you have employees, and sometimes commercial auto limits spelled out by policy number.
The other risk is simpler: NH construction sites carry real exposure. A ladder fall, a nail gun mishap, a truck backing into a client's fence — any one of these turns into a claim that a homeowner's policy or a personal auto policy will not touch.
Who this is for
This guide is built for solo contractors, small crews, and growing trade businesses in New Hampshire — roofers, electricians, plumbers, remodelers, landscapers, and general contractors who either work under their own name or run an LLC with a handful of employees. If you invoice clients for labor and materials and drive a truck with your business name on the door, this applies to you.
What to look for in contractor coverage
General liability limits that match your contracts
Most NH general contractors and property managers require subs to carry at least $1,000,000 per occurrence and $2,000,000 aggregate in general liability. Anything lower and you'll get bounced from bigger residential and commercial bids in 2026.
Workers' compensation once you have a single employee
Under New Hampshire's RSA 281-A, workers' comp becomes mandatory the moment you hire your first employee — there's no small-business exemption based on headcount. Sole proprietors with no employees can often skip it, but the second you add a helper, the clock starts.
Commercial auto for anything with your business name on it
A personal auto policy typically excludes vehicles used for business hauling, towing trailers, or carrying tools and materials. If your truck says your company name, or you're hauling a job trailer, you need a commercial auto policy built for that use.
Tools and equipment coverage
General liability doesn't cover a stolen table saw or a flooded compressor. Contractors who carry portable tools from site to site need a separate equipment or inland marine coverage that follows the gear, not just the building.
Excess liability for bigger jobs
As project size grows, so does exposure. A single slip-and-fall lawsuit on a large remodel can exceed a standard $1 million liability limit fast, which is why bigger contractors layer on excess or umbrella coverage above their base policy.
Certificate of insurance turnaround
General contractors and property managers routinely ask for a same-day or next-day certificate of insurance. An agency that can turn that around by phone or text beats one that takes a week to email a PDF.
Coverage that actually protects NH contractors
General liability insurance — the foundation. Every NH contractor needs this before bidding a single job. It covers third-party bodily injury and property damage claims — the ladder-fall, the nail-through-the-pipe, the spilled-paint-on-the-carpet scenarios that make up most construction claims. Review general liability insurance for New Hampshire small businesses before you bid your next job. Buy.
Workers' compensation — the one NH law requires. The moment payroll starts, RSA 281-A kicks in. This covers medical costs and lost wages for an injured employee, and it protects you from a lawsuit an uninsured injury would otherwise trigger. Get a quick review of workers' compensation insurance for New Hampshire small businesses as soon as you bring on help. Buy.
Commercial auto — the fleet fix. One truck or ten, if it's used for business, it needs its own policy. This covers collision, liability, and cargo exposure that personal auto won't touch once a vehicle is doing business work. Check commercial auto insurance for New Hampshire business fleets if your crew is driving company trucks daily. Buy.
Umbrella or excess liability — the wildcard. Most small crews skip this early on, then need it the moment a job size or contract value jumps. It sits above your general liability limit and kicks in once a claim exceeds the base policy. Worth a conversation once you're bidding jobs over roughly $250,000. Consider.
Tools and equipment floater — the overlooked one. Contractors carrying $10,000-plus in portable tools and equipment between job sites need this as a standalone add-on, since general liability and commercial auto both leave equipment theft and breakage uncovered. Consider if your tools travel with you daily; Skip if everything stays locked in one shop.
What to avoid
- Bundled "contractor packages" with vague equipment sublimits. Some package policies cap tool coverage at $2,500 or less — read the sublimit before assuming your gear is covered.
- Skipping workers' comp because "it's just one guy helping out." NH's RSA 281-A doesn't care how casual the arrangement is — one paid helper on a job site is enough to trigger the requirement.
- Personal auto policies used for business hauling. If a claim adjuster finds out the truck was hauling job materials at the time of an accident, a personal auto policy can deny the claim outright.
Coverage verdict at a glance
| Coverage | Who needs it | Typical limit in 2026 | Verdict |
|---|---|---|---|
| General liability | Every contractor bidding jobs | $1M / $2M aggregate | Buy |
| Workers' compensation | Any contractor with employees | Per NH RSA 281-A | Buy |
| Commercial auto | Anyone driving business vehicles | Set per fleet size | Buy |
| Umbrella / excess liability | Contractors on larger contracts | Above base GL limit | Consider |
| Tools & equipment floater | Crews hauling portable tools | Matched to tool value | Consider |
Get your contractor coverage reviewed
Call or text for a quick review of your current policy before your next bid.
FAQ
What is the best business insurance for contractors NH requires in 2026?
General liability with at least $1 million per occurrence is the baseline for business insurance for contractors NH requires in 2026, paired with workers’ compensation once you hire employees. Commercial auto gets added once company vehicles are in daily use.
Is workers’ comp mandatory for NH contractors?
Yes, under RSA 281-A, New Hampshire requires workers’ compensation the moment a contractor hires their first employee. Sole proprietors with no employees are typically exempt but can opt in for their own coverage.
How much does general liability insurance cost for a NH contractor?
Cost varies by trade, revenue, and claims history, so getting a quote reviewed against your specific job types is the fastest way to know your number. A quick call or text gets that comparison started.
Does personal auto insurance cover a work truck?
No, personal auto policies generally exclude vehicles used for business hauling, towing trailers, or carrying tools and materials. A separate commercial auto policy is needed once a vehicle does business work regularly.
Do I need a certificate of insurance to bid NH construction jobs?
Most general contractors and property managers in New Hampshire require a certificate of insurance before allowing a sub on-site in 2026. It typically needs to show active general liability and workers’ comp coverage.
What does general liability insurance NOT cover for contractors?
General liability does not cover stolen or damaged tools, employee injuries, or vehicle accidents — those require separate equipment coverage, workers’ comp, and commercial auto respectively. Reviewing all three together avoids gaps.
Is umbrella insurance worth it for a small contracting business?
Umbrella or excess liability becomes worth it once contract values or job site risk grow past your base general liability limit. Smaller crews on modest residential jobs can often wait until contract size increases.
Can a single-person contracting business skip workers’ comp?
A sole proprietor with zero employees is typically exempt from New Hampshire’s workers’ comp requirement under RSA 281-A. The exemption ends the moment that contractor brings on a paid helper.
One last thing
The fastest way NH contractors lose a bid isn't price — it's a certificate of insurance that doesn't match what the general contractor asked for. Confirm your limits match the contract language before you submit a bid, not after you win it.
Related guides
