Each state has different rules and regulations regarding HVACR licensing and business operations. While we can't keep track of everything that happens in all 50 states, we have compiled some basic information and links to point you in the right direction to operate a proper contracting business in each state.

Laws change frequently, so we can't guarantee that all of the information included in these articles is 100% up to date. Make sure you check with the appropriate state and local agencies. Should you notice anything that needs correction or clarification, please contact ACCA general counsel Hilary Atkins via this form.

Select Your State

Alabama
Alaska
Arizona
Arkansas
California
Colorado
Connecticut
Delaware
District of Columbia
Florida
Georgia
Hawaii
Idaho
Illinois
Indiana
Iowa
Kansas
Kentucky
Louisiana
Maine
Maryland
Massachusetts
Michigan
Minnesota
Mississippi
Missouri
Montana
Nebraska
Nevada
New Hampshire
New Jersey
New Mexico
New York
North Carolina
North Dakota
Ohio
Oklahoma
Oregon
Pennsylvania
Rhode Island
South Carolina
South Dakota
Tennessee
Texas
Utah
Vermont
Virginia
Washington
West Virginia
Wisconsin
Wyoming