Plumbing Contractor Insurance in Florida: What You're Required to Carry (And What You Actually Need)

You passed your state exam, got your Florida plumbing license, and built a customer base. But if you don't have the right insurance in place, one bad day on a job site can unravel everything you've worked for.

Plumbing is one of the trades with the highest potential for property damage claims. A pipe fitting that fails three months after a remodel. A water heater installation that causes a slow leak behind drywall. Septic work that contaminates a well. These aren't hypothetical horror stories — they're the kinds of claims that hit plumbing contractors every year in Florida, and the repairs run into tens of thousands of dollars fast.

Here's a straight look at what Florida law requires plumbing contractors to carry, what you actually need to be protected, and what this coverage costs.

What Florida Law Requires

The Florida Department of Business and Professional Regulation (DBPR) sets minimum insurance requirements for licensed plumbing contractors. To maintain your license in good standing, you must carry:

General liability insurance: Minimum $100,000 per occurrence / $300,000 aggregate
Workers' compensation: Required if you have one or more employees (Florida follows construction industry rules — even one employee triggers the requirement)

These are legal minimums. In practice, most commercial clients, property managers, and general contractors require higher limits — typically $1,000,000 per occurrence — before they'll let you on a job site.

Minimum Limits Won't Cut It on Commercial Jobs

The FL DBPR minimums of $100K/$300K are bare-minimum license requirements. If you're doing any commercial work, pulling permits, or working as a sub on larger projects, expect customers and GCs to require $1M per occurrence on your certificate of insurance. If you're only carrying the minimum, you may be legally licensed but practically locked out of better-paying commercial work.

General Liability: The Foundation of Your Coverage

General liability insurance covers the core exposures of a plumbing business:

Third-party bodily injury: A customer trips over your equipment and breaks their wrist. A helper drops a pipe and hits a homeowner. GL covers the medical costs and liability claims.

Third-party property damage: You nick a gas line while running new supply lines. You crack a tile floor moving a water heater. Your new supply line fitting fails and floods a kitchen. GL covers the damage you cause to someone else's property.

Completed operations: This is critical for plumbers. Completed operations covers claims that arise after you've finished the job and left the site. That slow leak behind the drywall. The water heater that develops a problem six months later. The pressure balancing valve that wasn't seated properly. Completed operations claims can come in long after the invoice is paid, and they're some of the most expensive claims in the trade.

What GL does NOT cover: Your own tools and equipment. Your truck. Injuries to your own employees (that's workers' comp). Intentional acts. Pollution-related claims from septic or environmental work (that requires a separate endorsement).

What Does GL Cost for a Florida Plumbing Contractor?

Rates depend on your revenue, crew size, and claims history. Here's a general range:

Solo plumber / sole proprietor: $900–$2,200 per year
Crew of 3–5: $2,500–$5,500 per year
Larger operations with significant commercial work: $6,000–$15,000+ per year

GL Coverage Scenario: Water Damage Claim

A plumber installs a new water supply line under a kitchen sink. Three months later, the compression fitting works loose and water runs behind the cabinet overnight. The homeowner wakes up to a flooded kitchen and damaged hardwood floors. Remediation, flooring replacement, and cabinet repairs total $28,000.

The homeowner's insurer pays the claim and subrogates against the plumber. The plumber's completed operations coverage responds, covering the $28,000 minus his GL deductible.

Without completed operations coverage, the plumber is paying out of pocket — or defending himself in small claims court.

Workers' Compensation: Florida's Construction Industry Rules Apply

Florida has specific workers' compensation rules for the construction industry, and plumbing is classified as construction. The threshold that triggers mandatory workers' comp is one employee — not three or four. The moment you put someone on payroll, workers' comp is required by law.

NCCI class code for plumbers: 5183 (Plumbing — not on new construction)

Florida rate for code 5183: Approximately $6.00–$9.00 per $100 of payroll (rates vary by carrier and experience modification factor)

Workers' Comp Cost Estimate — Plumbing Crew

Annual payroll: $120,000 (two plumbers) Rate: $7.50 per $100 of payroll Estimated annual premium: $9,000

After a 3-year clean loss run, experience mod factor drops to 0.85: Modified premium: $7,650/year

Workers' comp covers medical treatment and lost wages for employees injured on the job. Plumbing injuries are real — back injuries from confined space work, burns from soldering, cuts from pipe cutting, and falls are all common. Florida workers' comp law also protects you from employee lawsuits for on-the-job injuries in most cases.

Sole Proprietors: You Can Exempt Yourself

If you're a sole proprietor or a corporate officer in a plumbing business, Florida law allows you to file an exemption from workers' comp coverage for yourself. This reduces your premium. But understand what you're giving up: if you get hurt on a job, you have no workers' comp coverage and are personally responsible for your own medical costs and lost income. Consider whether the savings are worth that exposure.

Tools and Equipment Coverage

Your GL policy doesn't cover your tools. That pipe threader, your drain camera, hydrostatic test equipment, power tools — if they're stolen out of your van or damaged on the job, you're replacing them out of pocket unless you have a separate tools and equipment policy.

A basic tools and equipment floater for a plumbing contractor typically runs $400–$1,200 per year and covers tools up to a scheduled value limit. If you're running a drain inspection camera that cost $8,000, schedule it separately.

Commercial Auto: Don't Overlook This One

Your personal auto insurance almost certainly excludes your van when it's being used for business purposes. If you're driving to job sites, hauling equipment, or carrying a crew in a company vehicle, you need commercial auto insurance.

Commercial auto for a single work van typically runs $1,400–$2,800 per year in Florida, depending on your driving record, coverage limits, and the vehicle.

If your employees drive company vehicles, make sure they're listed as drivers and that your policy has hired and non-owned auto coverage for times when they use their personal vehicles for business purposes.

Environmental/Pollution Liability for Septic Work

If you do septic system work, grease trap servicing, or any work involving environmental contaminants, standard GL policies typically have a total pollution exclusion. That means if a septic tank you worked on leaks and contaminates a neighboring well, your GL policy won't respond.

Contractors' pollution liability (CPL) is a separate policy — or endorsement — that covers pollution-related claims arising from your work. If septic is part of your business, this isn't optional.

Building the Right Coverage Package

For most Florida plumbing contractors, a complete insurance program includes:

General liability — $1M per occurrence / $2M aggregate
Workers' compensation — if you have employees
Commercial auto — for service vehicles
Tools and equipment floater
Contractors' pollution liability — if doing septic or environmental work

The right package depends on your operation, your revenue, and who you're working for. A residential-only plumber doing repair calls has different needs than a plumber doing new commercial construction and septic installs.

Pro Tip

Keep your certificates of insurance updated and ready to send. GCs, property managers, and commercial clients will require your COI before they give you access to a job. Make sure your carrier or agent can issue certificates quickly — delays cost you jobs. And check that your policy lists the right additional insured language, because GCs typically require their own language on your certificate.

Key Takeaway

Florida requires plumbing contractors to carry GL at $100K/$300K minimums and workers' comp with one or more employees. But those minimums won't get you on commercial jobs, and they may not be enough to protect you if a water damage claim rolls in months after the job. Build your coverage around $1M GL, make sure completed operations is included, and don't leave your tools, van, or septic work unprotected. One uninsured claim can cost more than a decade of premiums.

Frequently Asked Questions

What insurance is required for a Florida plumbing contractor license?

Florida DBPR requires licensed plumbing contractors to carry general liability insurance with minimum limits of $100,000 per occurrence and $300,000 aggregate, plus workers' compensation if you have one or more employees. However, commercial clients and general contractors typically require $1,000,000 per occurrence before awarding contracts.

Does general liability insurance cover water damage caused by a plumber?

Yes, if the damage is to a third party's property. Your GL policy covers property damage you cause to a client's home or building, including water damage from failed fittings or improperly completed work. Completed operations coverage — which is part of most GL policies — also covers claims that arise after you've finished the job and left the site.

What is the workers' comp class code for plumbers in Florida?

The primary NCCI workers' compensation class code for plumbing contractors in Florida is 5183 (Plumbing — not on new construction). The Florida rate for this code runs approximately $6.00–$9.00 per $100 of payroll, though your actual rate depends on your experience modification factor and carrier.

Can a Florida plumbing contractor exempt themselves from workers' comp?

Yes. Sole proprietors and corporate officers of Florida plumbing businesses can file a workers' compensation exemption with the state, removing themselves from coverage and reducing their premium. However, exempting yourself means you have no workers' comp safety net for your own injuries on the job. Employees cannot be exempted.

Does a standard plumbing GL policy cover septic tank work?

Usually not fully. Standard general liability policies include a total pollution exclusion that can deny claims arising from septic work, grease trap servicing, or any job involving environmental contaminants. Plumbing contractors who perform septic installation or repair should carry a separate contractors' pollution liability (CPL) policy or endorsement.

Get Plumbing Contractor Insurance in North Florida

At Greene & Associates Insurance, we've been helping North Florida tradespeople get properly covered for decades. We understand what plumbing contractors actually need — not just what satisfies the DBPR minimum — and we work with carriers who specialize in contractor coverage.

Whether you're a solo operator or running a multi-truck crew, we can put together a package that covers your real exposures at a competitive price.

Ready to get covered? Visit our plumbing contractor insurance page or call us at 1-800-252-6885. You can also request a quote online and we'll get back to you quickly.

Don't wait until after the claim to find out what your policy actually covers.