Start a Business

Business Permitting, Sales and Use Tax, Workers Comp,
Unemployment Insurance, and EIN Information

Business Permitting
Wyoming Business Council
214 West 15th Street
Cheyenne, WY 82002
Ph. 307.777.2800
Fax 307.777.2837
Email: info@wyomingbusiness.org
Website: http://www.wyomingbusiness.org/program/business-permitting/2833

Sales and Use Tax
Department of Revenue
Herschler Building, 2nd Floor West
Cheyenne, WY 82002
Ph. 307.777.5200
Fax 307.777.3632
Email: dor@wyo.gov
Website: http://revenue.wyo.gov/Excise-Tax-Division

Workers' Compensation
Department of Workforce Services
1510 E. Pershing Blvd., South Door, 1st Floor
Cheyenne, WY 82002
Ph. 307.777.6763
Fax 307.777.5298
Email: DWS-AskMeWC@wyo.gov
Website: http://wyomingworkforce.org/businesses/workerscomp/

Unemployment Insurance
Department of Workforce Services
Physical Address: 100 West Midwest, Casper, 82601
Mailing Address: P.O. Box 2760, Casper, WY 82602-2760
Ph. 307.235.3264
Fax 307.235.3277
Website: http://wyomingworkforce.org/businesses/ui/

Internal Revenue Service
Cheyenne Address: 5353 Yellowstone Road, 2nd Floor, Room 200, Cheyenne, 82009
Casper Address: 100 East "B" Street, Room 1136, Casper, 82602
Sheridan Address: 1949 Sugarland Drive, Suite 292, Sheridan, 82801
Ph. 800.829.1040
Website: http://www.irs.ustreas.gov