HVAC contractor reference
HVAC license requirements by state.
HVAC licensing is different in every state. These 50 guides identify whether the state licenses the hvac trade, who regulates it, what happens before a contractor can work, and which fee, insurance, renewal, or local rule can change the decision. 37 states in this guide license the trade at state level.
State and licensing authorityState license
AlabamaAlabama Board of Heating, Air Conditioning and Refrigeration ContractorsYesRead guide →AlaskaAlaska Department of Commerce, Community, and Economic Development, Division of Corporations, Business and Professional LicensingYesRead guide →ArizonaArizona Registrar of ContractorsYesRead guide →ArkansasArkansas HVACR Licensing Board (Arkansas Department of Labor and Licensing)YesRead guide →CaliforniaContractors State License Board (CSLB)YesRead guide →ColoradoCity and County of Denver, Community Planning and Development (CPD) - Contractor LicensingLocal / limitedRead guide →ConnecticutConnecticut Department of Consumer Protection, License Services Division, acting through the Heating, Piping, Cooling and Sheet Metal Work Examining BoardYesRead guide →DelawareDelaware Board of Plumbing, Heating, Ventilation, Air Conditioning and Refrigeration ExaminersYesRead guide →FloridaConstruction Industry Licensing Board (Florida Department of Business and Professional Regulation)YesRead guide →GeorgiaGeorgia State Board of Conditioned Air ContractorsYesRead guide →HawaiiContractors License Board, Professional and Vocational Licensing Division, Department of Commerce and Consumer AffairsYesRead guide →IdahoIdaho Division of Occupational and Professional Licenses - Heating, Ventilation and Air Conditioning BoardYesRead guide →IllinoisIllinois Capital Development Board, Division of Building Codes and Regulations (no state HVAC or mechanical contractor license exists; Chicago licenses this work as General Contracting, and IDFPR's regulated-professions list confirms no state HVAC license)Local / limitedRead guide →IndianaIndiana Professional Licensing AgencyLocal / limitedRead guide →IowaIowa Plumbing and Mechanical Systems Board (Iowa Department of Inspections, Appeals, and Licensing)YesRead guide →KansasNo state licensing board; HVAC contractors are licensed by city and county building departments, such as the Metropolitan Area Building and Construction Department (MABCD) for Wichita and Sedgwick CountyLocal / limitedRead guide →KentuckyKentucky Department of Housing, Buildings and Construction, Division of Heating, Ventilation and Air ConditioningYesRead guide →LouisianaLouisiana State Licensing Board for ContractorsYesRead guide →MaineMaine Fuel BoardYesRead guide →MarylandMaryland Board of Heating, Ventilation, Air Conditioning and Refrigeration Contractors (HVACR)YesRead guide →MassachusettsDivision of Occupational Licensure, Bureau of Pipefitters, Refrigeration Technicians, and Sprinkler FittersYesRead guide →MichiganMichigan Department of Licensing and Regulatory Affairs, Bureau of Construction CodesYesRead guide →MinnesotaMinnesota Department of Labor and IndustryLocal / limitedRead guide →MississippiMississippi State Board of ContractorsYesRead guide →MissouriMissouri Division of Professional Registration, Department of Commerce and Insurance (no HVAC license issued at state level; HVAC licensing is city and county)Local / limitedRead guide →MontanaMontana Department of Labor and Industry, Business Standards DivisionLocal / limitedRead guide →NebraskaNebraska Department of Labor, Labor Standards (Contractor Registration)Local / limitedRead guide →NevadaNevada State Contractors BoardYesRead guide →New HampshireNew Hampshire Mechanical Licensing Board, Office of Professional Licensure and CertificationYesRead guide →New JerseyNew Jersey State Board of Examiners of Heating, Ventilating, Air Conditioning and Refrigeration (HVACR) Contractors, Division of Consumer AffairsYesRead guide →New MexicoNew Mexico Regulation and Licensing Department, Construction Industries DivisionYesRead guide →New YorkNew York City Department of Consumer and Worker Protection (DCWP)Local / limitedRead guide →North CarolinaNorth Carolina State Board of Examiners of Plumbing, Heating, and Fire Sprinkler ContractorsYesRead guide →North DakotaNorth Dakota Secretary of StateLocal / limitedRead guide →OhioOhio Construction Industry Licensing BoardYesRead guide →OklahomaOklahoma Construction Industries BoardYesRead guide →OregonOregon Construction Contractors BoardYesRead guide →PennsylvaniaPennsylvania Office of Attorney General, Bureau of Consumer ProtectionLocal / limitedRead guide →Rhode IslandRhode Island Department of Labor and Training, Division of Professional Regulation (Mechanical Board)YesRead guide →South CarolinaSouth Carolina Department of Labor, Licensing and Regulation (Residential Builders Commission and Contractor's Licensing Board)YesRead guide →South DakotaSouth Dakota Department of Labor and RegulationLocal / limitedRead guide →TennesseeTennessee Board for Licensing ContractorsYesRead guide →TexasTexas Department of Licensing and RegulationYesRead guide →UtahUtah Division of Professional Licensing (DOPL), Utah Department of CommerceYesRead guide →VermontVermont Department of Public Safety, Division of Fire SafetyYesRead guide →VirginiaVirginia Board for Contractors, Department of Professional and Occupational RegulationYesRead guide →WashingtonWashington State Department of Labor and IndustriesYesRead guide →West VirginiaWest Virginia Division of LaborYesRead guide →WisconsinWisconsin Department of Safety and Professional ServicesYesRead guide →WyomingWyoming Department of Fire Prevention and Electrical Safety (Wyoming State Fire Marshal's Office); HVAC contractor licensing itself is issued by individual Wyoming citiesLocal / limitedRead guide →Licensed hvac businesses still need to be findable.
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