South Dakota Secretary Of State Office

We provide information for the South Dakota SOS office below. If you need assistance, then use the information listed on this page to contact the South Dakota Secretary of State Office. If you are looking to start a business and want to see if the business name is available, then view how to use the South Dakota business entity and corporation search page.

Entity Formation Fees For South Dakota

Below we list the fees to file articles of organization to form a business entity in South Dakota.

LLC Business Corporation Nonprofit
$150 + optional $50 expedite fee. $150 + optional $50 expedite fee. $30 + optional $50 expedite fee

South Dakota State Licensing Agencies

Below is a listing of the state-level licensing agencies within South Dakota that a business should check for business license requirements.

Licensing Agency Contact Information
Board of Accountancy Physical address:
301 East 14th Street, Suite 200
Sioux Falls, SD 57104

Phone: 605-367-5770
Fax: 605-367-5773

Web: Home Forms
Department of Labor and Regulation - Division of Insurance Physical address:
124 S. Euclid Ave., 2nd Floor
Pierre, SD 57501

Phone: 605-773-3513
Fax: 605-773-5369

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Department of Labor and Regulation - Division of Labor and Management Phone: (605) 773-3681
Fax: (605) 773-4211

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Department of Labor and Regulation - Division of Unemployment Insurance Mailing address:
Unemployment Insurance Division South Dakota Department of Labor and Regulation, P.O. Box 4730
Aberdeen, SD 57402

Phone: 605-626-2301

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Department of Labor and Regulation: Board of Technical Professions Mailing address:
2525 W. Main St., Suite 211
Rapid City, SD 57702

Phone: (605) 394-2510
Fax: (605) 394-2509

Web: Home Forms
Department of Revenue Physical address:
445 East Capitol Ave.
Pierre , SD 57501

Phone: 1-800-829-9188 or 605-773-3311
Fax: 605-773-6729

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Public Utilities Commission Phone: (605) 773-3201

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Real Estate Commission Physical address:
221 W. Capitol Ave., Suite 101
Pierre, SD 57501

Phone: 605-773-3600
Fax: 605-773-7175

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Secretary of State Physical address:
500 East Capitol Avenue
Pierre , SD 57501-5070

Phone: 605-773-4845
Fax: 605-773-4550

Web: Home Name search Forms
State Board of Pharmacy Physical address:
3701 West 49th St, Suite 204
Sioux Falls, SD 57106

Phone: 605-362-2737
Fax: 605-362-2738

Web: Home Name search
  • SOS Office Location

    South Dakota Secretary of State
    500 East Capitol Avenue Suite 204
    Pierre, SD 57501

  • SOS Office Phone Number

    The South Dakota SOS office phone number is 605-773-4845. You can fax this location at 605-773-4550.

  • SOS State Website

    To view the South Dakota SOS website, please click here.

Map of South Dakota Secretary of State