Contractor Licensing Boards
The following is a list of state contractor licensing boards and contact information. Also included is the type of license, if any, required in each state. These requirements can change on a regular basis. Please contact the appropriate board to determine the current license requirements for your state.
Reprinted with permission: Contractors Licensing Service - National, www.clsi.com
Alabama
General Contractors Board
2525 Fairlane Drive
Montgomery, AL 36116
(334) 272-5030
http://www.genconbd.state.al.us
Commercial and residential contractors license required.
Alaska
Division of Occupational Licensing
Box 110806
Juneau, AK 99811-0806
(907) 465-2546
http://www.dced.state.ak.us/occ
Commercial and residential contractors license required.
Arizona
Arizona Registrar of Contractors
800 W. Washington, 6th Floor
Phoenix, AZ 85007
(602) 542-1525
http://www.rc.state.az.us
Commercial and residential contractors license required to bid or contract.
Arkansas
Contractors License Board
621 E. Capitol Avenue
Little Rock, AR 72202
(602) 372-4661
http://www.state.ar.us/clb
Commercial and residential contractors license required.
California
Contractors State License Board
P.O. Box 26000
Sacramento, CA 95826
800-321-CSLB
http://www.cslb.ca.gov
Commercial and residential contractors license required.
Colorado
Division of Registrations
1560 Broadway, Suite 1300
Denver, CO 80202
303-894-7690
http://www.dora.state.co.us/registrations/index.htm
State license required for electrical, asbestos removal, plumbers and pesticides trade. No state license for general contracting. Licensing may be required on city or county level.
Connecticut
Department of Consumer Protection
165 Capitol Avenue, Room 110
Hartford, CT 06106
860-713-6000
http://www.dcp.state.ct.us/licensing
Electrical and plumbing trades license required. No state license required for general contracting, however, must register with the State.
Delaware
Division of Revenue
Carvel State Building
820 N. French Street
Wilmington, DE 19801
302-577-82000
http://www.state.de.us/revenue
Commercial and residential contractors license required.
District of Columbia
No information available.
Florida
Dept. of Business and Professional Regulation
1940 N. Monroe
Tallahassee, FL 3299-0783
850-487-1395
http://www.state.fl.us/dbpr
Contractors license required for general contracting and most specialty trades.
Georgia
Construction Industry Board
237 Coliseum Drive
Macon, GA 31217
478-207-1416
http://www.sos.state.ga.us/plb/construct
No state license required for general contracting. License required for Air Conditioning, Electrical and Plumbing trades.
Hawaii
P.O. Box 3469
Honolulu, HI 96801
808-586-3000
http://www.state.hi.us/dcca/pvl
License required for general contracting and most specialty trades.
Idaho
Division of Building Safety
1090 East Waterfront Street
Meriman, ID 83642
208-334-3951
http://www.2.state.id.us/dbs
License required for electrical, plumbing, pesticide, manufactured housing, landscape architecture and asbestos removal. No state license for general contracting.
Illinois
Department of Professional Regulation
320 W. Washington Street
Springfield, IL 62786
217-782-0458
http://www.dpr.state.il.us
No state license required for general contracting. License required for roofing.
Indiana
Indiana Professional Licensing Agency
302 West Washington Street, Room E034
Indianapolis, IN 46204-2700
317-232-2980
http://www.in.gov/pla
License required for plumbing. All other licensing is done at the county level.
Iowa
Division of Labor
1000 East Grand Avenue
Des Moines, IA 50319
515-242-5871
http://www.iowaworkforce.org/labor
License required for plumbers and electricians at local level. No state license for general contracting, however, all businesses must register with the State.
Kansas
Dept. of Revenue - Division of Taxation
Robert B. Docking State Building
Topeka, KS 66625
913-296-0222
http://www.ksrevenue.org
No state license for general contracting. All businesses must register with the Department of Revenue.
Kentucky
Department of Housing, Buildings and Construction
1047 US Highway 127 South, Suite 1
Frankfort, KY 40601
502-564-3580
http://hbc.ppr.ky.gov/
No state license for general contracting. License required for plumbing and HVAC.
Louisiana
Contractors Board
P.O. Box 14419
Baton Rouge, LA 70898
225-765-2301
Commercial and residential license required. Separate license required for plumbing and asbestos abatement trades.
Maine
Department of Environmental Protection
17 State House Station
Augusta, ME 04333
207-287-2651
http://www.state.me.us/dep
No state license required for general contracting. License required for plumbing and electrical trades. Companies selling home repair services must register with the state.
Maryland
Division of Occupational and Professional Licensing
500 N. Calvert St.
Baltimore, MD 21202
410-230-6270
http://www.dllr.state.md.us
License required for electrical, plumbing, HVAC and home improvement.
Massachusetts
McCormack State Office Building
One Ashburton Place Room 1301
Boston, MA 02108
617-727-3200
http://www.state.ma.us/bbrs/hic.htm
State license required for construction supervisors and plumbing, electrical, landscape architecture and home improvement trades.
Michigan
Bureau of Commercial Services
P.O. Box 30245
Lansing, MI 48909
517-241-9254
http://www.michigan.gov/cis
License required for residential contractors, plumbing and electrical trades.
Minnesota
Department of Commerce
133 East 7th Street
St. Paul, MN 55101
800-657-3978
http://www.state.mn.us/cgi-bin/portal/mn/jsp
Residential contractors need to be licensed. If you work in two or more trades, certain trades will require a license.
Mississippi
Mississippi Contractors License Board
215 Woodline Drive, Suite B
Jackson, MS 39232
601-354-6161
http://www.msboc.state.ms.us
State license required for commercial projects over $100,000 and city or county projects over $50,000.
Missouri
Business Services
P.O. Box 778
Jefferson City, MO 65102
573-751-4153
http://www.sos.state.mo.us/
License required at city level. Contractors must register to do business with Secretary of State.
Montana
Department of Labor and Industry
P.O. Box 8011
Helena, MT 59604-8011
406-444-7734
http://erd.dli.state.mt.us
Businesses must register with Secretary of State. No state license required for general contracting. Licensure required for plumbing, electrical and crane operating trades.
Nebraska
Nebraska Workforce Development - Department of Labor
5404 Cedar Street, 3rd Floor
Omaha, NE 68106
402-595-3183
http://www.dol.state.ne.us
Businesses must register with Secretary of State. No state license required for general contracting, however local license required in counties with populations over 100,000. License required for electrical trade.
Nevada
State of Nevada Contractors Board - Reno Office
9670 Gateway Drive, Suite 100
Reno, NV 89511
775-688-1141
http://nscb.state.nv.us/
Commercial and residential contractors license required.
New Hampshire
Secretary of State
State House, Room 204
107 North Main Street
Concord, NH 03301-4989
603-217-3246
http://www.state.nh.us/sos
License required for asbestos and lead abatement, electrical and plumbing.
New Jersey
Department of Community Affairs
Bureau of Homeowner Protection
New Home Warranty Program
P.O. Box 805
Trenton, NJ 08625-0805
609-530-8800
http://www.state.nj.us/dca
No state license required for general contracting. License required for plumbing and electrical contractors. New home builders must register their business.
New Mexico
Regulation and Licensing Department
725 St. Michael’s Drive
P.O. Box 25101
Santa Fe, NM 87504
505-827-7000
http://www.rld.state.nm.us
Commercial and residential contractors license required.
New York
NYS Department of State Division of Corporations
41 State Street
Albany, NY 12231
518-473-2492
http://www.dos.state.ny.us
State license required for asbestos abatement. All other licensing done at the local level. Businesses must register with the Secretary of State.
North Carolina
North Carolina Licensing Board for General Contractors
P.O. Box 17187
Raleigh, NC 27619
919-571-4183
http://www.nclbgc.org
Contractor’s license required for all projects over $30,000.00. Separate boards license plumbing and electrical trades.
North Dakota
Secretary of State
600 East Boulevard Avenue, Dept. 108
Bismarck, ND 58505
701-328-3556
http://www.state.nd.us/sec
Contractor’s license required for all projects over $2,000. Separate boards license for plumbing and electrical trades.
Ohio
Ohio Construction Industry Examining Board
P.O. Box 4409
Reynoldsburg, OH 43068
614-644-3493 http://www.com.state.oh.us/ODOC/dic
Licensing is done at the local level. License required for plumbing, electrical, HVAC, heating and hydronics trades.
Oklahoma
Oklahoma Tax Commission
2501 Lincoln Blvd.
Oklahoma City, OK 73194
405-521-4437
http://www.oktax.state.ok.us/oktax
Resident electrical, mechanical and plumbing contractors must be licensed. Special requirements for non-resident contractors.
Oregon
Construction Contractors Board
P.O. Box 14140
Salem, OR 97309-5052
503-378-4621
http://www.ccb.state.or.us
Commercial and residential contractors license required.
Pennsylvania
Department of General Services
18th and Herr Streets, Room 103
Harrisburg, PA 17125
717-783-7610
http://www.dgs.state.pa.us
No state license required. For public works projects, see General Services website.
Rhode Island
Department of Administration
Contractor’s Registration Board
One Capitol Hill
Providence, RI 02908-5859
401-222-1268
http://www.crb.state.ri.us
Contractor’s license required for work on one- to four-family dwellings. License required for electrical, plumbing and mechanical work.
South Carolina
South Carolina Department of Labor, Licensing, and Regulation
Synergy Business Park
110 Centerview Dr., Suite 102
Columbia, SC 29210
803-896-4696
http://www.llr.state.sc.us/POL/ResidentialBuilders
License required for commercial work over $5,000 and residential work over $200.
South Dakota
Professional and Occupational Licensing
118 West Capitol
Pierre, SD 57501
605-773-3153
http://www.state.sd.us/sos
No state license required. License required for asbestos, plumbing, electrical and well drilling trades.
Tennessee
Board for Licensing Contractors
500 James Robertson Parkway, Suite 100
Nashville, TN 37243-1150
615-741-8307
http://www.state.tn.us/commerce/boards/contractors
Commercial and residential contractors license required.
Texas
Corporations Section
Office of the Secretary of State
P.O. Box 13697
Austin, TX 78711-3697
512-463-5555
http://www.license.state.tx.us
No state license required, however general contractors must get permits at the local level. Separate boards license HVAC and plumbing trades.
Utah
Division of Occupational and Professional Licensing
160 East 300 South, 4th Floor
Salt Lake City, UT 84145
http://www.commerce.state.ut.us
Commercial and residential contractors license required.
Vermont
Office of the Vermont Secretary of State
Corporations/UCC Division
81 River Street, Drawer 09
Montpelier, VT 05609
802-828-2386
http://www.sec.state.vt.us
License required for asbestos, plumbing and electrical trades. Corporations must register with the Secretary of State.
Virginia
Department of Professional and Occupational Regulation
Board for Contractors
3600 West Broad Street, P.O. Box 11066
Richmond, VA 23230-1066
http://www.state.va.us/dpor
Contractor’s license required. Separate board license for plumbing, electrical, HVAC, gas fitting and asbestos trades.
Washington
Department of Labor & Industries, Contractors Regulation Section
P.O. Box 44450
Olympia, WA 98504-4450
360-902-5226
http://wws2.wa.gov/lni/bbip/contractor.asp
License required for plumbing and electrical trades. Businesses must register with Secretary of State.
West Virginia
Division of Labor
State Capitol Complex
Bldg. 6, Rm. B749
Charleston, WV 25305 (304) 558-7890http://www.labor.state.wv.us
Commercial and residential contractors license required.
Wisconsin
Department of Financial Institutions
345 West Washington Avenue
P.O. Box 7846
Madison, WI
608-261-7577
http://www.commerce.state.wi.us/SB/SB-DivProgramsListed.html
Contractors required to have correct credentials for their trade. Not all classifications require credentialing.
Wyoming
State of Wyoming, Electrical Board
Department of Fire Prevention & Electrical Safety
Cheyenne, WY 82002
307-777-7288 http://www.wyofire.state.wy.us
State license required for electrical trades only. All other licensing is done at the local level.