To incorporate, you need to file Articles of Incorporation with the Incorporation Office of the Secretary of State.

Corporation Office
P.O. Box 13697
Austin, TX.
78711-3697
www.sos.state.tx.us/corp/forms/filingguide/pdf/buscorp.pdf

For information on businesses and occupations that require state permits:

Licenses Office of Business Permit Assistance of the 
Texas Department of Economic Development
P.O. Box 12728
512-320-0110 or 800-888-0511
www.tded.state.tx.us/guide/

For information on all state and city regulatory agencies:

Texas Department of Licensing & Regulation
800-803-9202
EO Thomas State Office Building
512-463-6599
P.O. Box 12157
Austin TX  78711
www.tded.state.tx.us/guide/

Registering your business name in Texas:

Contact your local SBDC.

Sales & Use Tax Permit:

Texas State Controller's Office
111 West Sixth Street
Austin, Texas 78768-4843
512/463-4600 or 800-252-5555
www.window.state.tx.us/taxinfo/sales/

Workman's Compensation Information:

Worker's Compensation Commission
P.O. Box 149092
Austin, TX  78714-9092
512-322-3490 or 800-252-7031
www.tdi.state.tx.us/wc/indexwc.html

Insurance Issues:

The Texas Dept. of Insurance
333 Guadalupe
Austin TX  78701-7998
512-463-6425
www.tdi.state.tx.us/

Unemployment Insurance:

Texas Workforce Commission
101 E. 15^th Street
Austin, TX  78778
512-463-2222
www.twc.state.tx.us

Food and Inspection Permits:

Food & Commercial Sanitation
City of Dallas
214-670-8083
8035 E. RL Thornton Freeway
Dallas, TX  75228
www.dallascityhall.com/ehs/food_protection.html

Texas Department of Health
512-458-7248
www.dshs.state.tx.us/