Roofing is consistently ranked among the most hazardous occupations in the country. Working at height, handling heavy materials, and operating on steep slopes creates real exposure for injuries, property damage, and liability claims. That's why roofing contractors face some of the highest insurance premiums in the trade — and why having the right coverage matters more than almost any other business decision you'll make.
Why Is Roofing Insurance So Expensive?
Insurance is priced on risk. Roofing involves:
- Elevated fall hazards — the #1 cause of construction fatalities
- Significant property damage potential (water intrusion, structural damage)
- High workers' comp claims frequency due to falls and lifting injuries
- Completed operations exposure — leaks can show up months after a job is done
Insurers know this. Roofing is one of the most restricted classes in commercial insurance — many carriers won't write it at all. That's why working with a broker who specializes in contractors is essential.
Essential Coverages for Roofing Contractors
1. General Liability Insurance
General liability is the foundation. It covers third-party bodily injury and property damage — if a worker drops a tool through someone's skylight, or a client trips over materials on site, GL kicks in. For roofers, carriers pay close attention to your completed operations history, which covers damage that shows up after the job is finished.
Most roofing contractors need at minimum $1M per occurrence / $2M aggregate. Commercial jobs often require $2M/$4M.
2. Workers' Compensation
In California and most other states, workers' comp is legally required if you have employees. For roofers, it's especially critical — fall injuries are expensive, and a single serious claim without coverage can put a small business under.
Roofing workers' comp rates are among the highest in construction. Your classification code, experience modifier (X-mod), and safety program all impact what you pay. Maintaining a good safety record is the single most effective way to control your workers' comp costs over time.
3. Commercial Auto
Your personal auto policy won't cover accidents that happen while driving for business. If you or your crew drive company trucks, ladders, or haul trailers to job sites, commercial auto insurance is essential. It covers liability, physical damage, and medical costs from accidents during business use.
4. Inland Marine (Tools & Equipment)
Roofing crews carry expensive tools — nail guns, compressors, ladders, safety equipment, and more. Inland marine (also called tools and equipment insurance) covers your equipment if it's stolen from a job site or truck, lost, or damaged. A general liability policy won't cover your own property.
5. Umbrella / Excess Liability
An umbrella policy sits on top of your GL and auto, providing an extra layer of coverage — typically $1M to $5M — for large claims that exceed your underlying limits. It's one of the most cost-effective ways to increase your protection. Many commercial contracts now require umbrella coverage.
6. Builder's Risk (When Applicable)
If you're working on new construction or a major re-roof on a property under construction, builder's risk insurance covers the structure and materials against fire, theft, vandalism, and weather during the build period. This is often carried by the general contractor, but roofers on owner-direct jobs may need it.
How to Lower Your Roofing Insurance Costs
- Implement a documented safety program — OSHA-compliant fall protection plans can reduce your X-mod and some carrier premiums
- Require subs to carry their own coverage — uninsured subs are a major rate driver
- Work with an independent broker — access to multiple carriers means more competitive pricing
- Bundle coverages — GL + auto + workers' comp with one carrier often yields a discount
- Maintain a clean claims history — even small claims impact your rates at renewal
Getting Covered as a Roofer in California
California roofers must comply with CSLB requirements, including maintaining a $25,000 contractor license bond and workers' comp if you have employees. GL is required by most GCs and property owners.
Altamira specializes in roofing contractor insurance across California, Nevada, Utah, Arizona, and Texas. We work with markets that are comfortable with roofing risk — so you get real coverage, not just the cheapest policy that leaves gaps when you need it most.