HVAC contractor insurance in Alabama

What Alabama's HVAC certification makes you carry

Huntsville, not Montgomery's state offices, sets the clearest liability number an Alabama HVAC contractor has to meet. At the state level, the requirement is a bond.

Who certifies HVAC contractors in Alabama

The Alabama Board of Heating, Air Conditioning and Refrigeration Contractors (the HACR Board) certifies contractors under Title 34, chapter 31. It issues two certifications: Certified Heating and Air Conditioning Contractor and Certified Refrigeration Contractor. You qualify by exam or by reciprocity, and a business qualifies through a person in responsible charge.

Alabama certifies contractors only. Act 2024-310 removed apprentice registration from the law, and we found no state journeyman or technician license, so your techs work under the certified contractor.

The law also draws lines around the trade. Household appliances, farm equipment and poultry operations sit outside it. People licensed by the Alabama Liquefied Petroleum Gas Board are exempt for propane appliance work not connected to a refrigeration system, and they may replace or repair a propane central heating unit combined with an AC unit. If your shop does both kinds of work, check which license covers each job.

The bond, not a certificate

Under Rule 440-X-3-.04(5), effective October 14, 2024, every new heating and air conditioning or refrigeration contractor must give the Board a $20,000 performance bond, and proof may be required at each annual renewal. Act 2024-310 also lets the Board require a performance bond of up to $25,000 a year from all active certified contractors.

Because proof can be requested at renewal, put the bond's renewal date on the same calendar as your certification. A lapsed bond can hold up a renewal even when everything else is in order.

We found no general liability requirement and no workers' comp proof tied to state certification. Confirm the current requirement, including whether the bond amount has moved toward the $25,000 cap, with the Alabama HACR Board.

What Act 2024-310 changed

The 2024 law, effective October 1, 2024, removed apprentice registration and raised the cap on the Board's performance bond from $15,000 to $25,000 a year. The chapter it amended also carries rules that touch insurance:

• Anyone testing and verifying duct air tightness must register with the HACR Board and renew by December 31 each year. A certified contractor testing its own or others' projects needs HERS Rater, BPI Building Analyst or Home Builders Association of Alabama air tightness verifier (QCATV) training, and application and renewal fees are capped at $100.
• Counties and cities may not add local testing or other requirements for certified contractors, beyond local privilege, license or business fees.

The act's title mentions electrical work incidental to residential heating and air conditioning, but its text grants no such authority, and the Board's own bulletin reported that the electrical disconnect exemptions did not pass. What the Board's rules do say is that the certified person in responsible charge answers for electrical work, including circuit protection and wiring, from the appliance to the means of disconnect.

Cities still issue business licenses and permits, and some, like Huntsville, still require a certificate of insurance on file. Every tech who connects gauges to a refrigerant circuit also needs federal EPA Section 608 certification. EPA 608 basics for HVAC shop owners

Alabama workers' comp and the new-home exception

Alabama requires workers' comp once you regularly employ five or more people, full-time or part-time, and corporate officers count toward that five.

The exception matters for HVAC. The under-five exemption doesn't apply to a business that builds, or helps build on site, new single-family detached homes. An HVAC shop setting rough-in duct and equipment for a home builder may need comp with only one or two employees.

Example scenario: A two-person shop near Madison does mostly service and change-outs, so it's under five and skips comp. Then a local builder offers steady rough-in work on a new subdivision. The moment the shop is assisting on site with new single-family homes, the under-five exemption no longer fits, and a helper's ladder fall in a framed attic may end up as the owner's bill.

The HACR Board doesn't ask for comp proof, so the push usually comes from builders and GCs, who want your certificate before you start. Check with the Alabama Department of Labor's Workers' Compensation Division if new-home work makes your status unclear, and see workers' comp for HVAC contractors for how premiums and audits work.

Alabama risks that shape HVAC coverage

Two of Alabama's biggest HVAC risks come straight from the HACR Board's law and rules. The third is as old as gas heat.

Wiring from the unit to the disconnect

Under Board Rule 440-X-3-.09(3), the certified person in responsible charge is responsible for electrical work, circuit protection and wiring included, from the appliance to the means of disconnect on residential and commercial heating and air conditioning and on commercial refrigeration equipment. If that work fails the Board's minimum standards, the Board looks to your certified person. A wiring mistake at a disconnect or air handler is part of the HVAC shop's liability exposure, not someone else's. Tell us how much of this work your techs do, because it can change how an underwriter sees your service side.

Signing off on duct tightness

An HVAC contractor registered to test duct air tightness puts its name on a pass or fail result that a builder relies on. If a house later fails a utility or code check and the builder blames your test, that's an advice-and-testing dispute, not a broken pipe. General liability usually responds to injury and property damage, not financial loss from a bad result, which is where professional liability comes in.

Gas heat, propane and carbon monoxide

Heating work is half of the certification's name, and gas furnaces and venting are part of the job. Carriers typically rate heating work under an ISO class that either carves out propane (LPG) or doesn't, so expect underwriters to ask about propane furnace work. For carbon monoxide, endorsements matter most. A total pollution exclusion or a carrier's CO exclusion can narrow what your GL does, and courts remain divided on CO as a pollutant. On any Alabama quote, we'll walk through how a CO claim would play out.

Alabama cities where we write HVAC policies

What Alabama HVAC insurance costs, and why

The only state-level financial requirement we found is the Board bond, so most of what drives an Alabama premium comes from cities and customers. Huntsville's $200,000 certificate rule sets a floor, and builders, GCs and public owners usually set a higher one.

We'll ask about four Alabama-specific things:

• New-home rough-in, because it can pull a small shop into comp below five employees.
• Electrical work from the unit to the disconnect, which the Board's rules put on your certified person and which widens what your liability policy answers for.
• Duct tightness testing for builders, which can call for professional liability.
• Bonds, both the Board's performance bond and any bid or performance bonds for public work, each with its own premium.

Then the usual drivers apply. What you pay depends on your payroll by class code, your annual revenue, your mix of installation and service work, residential versus commercial jobs, the vans you run, your claims history and the limits you pick. See our guide to HVAC insurance cost for published ranges.

Alabama agency licensing

HVAC Insurance Group is a brand of The Allen Thomas Group, licensed in Alabama (License #3001929338, NPN 7642818). Heating, air conditioning and refrigeration contractors anywhere from the Tennessee Valley to the Gulf Coast can start a quote with us.