South Dakota Secretary of State

SD Secretary of State ► Business Services ► Corporations

Mission: To efficiently and accurately process and maintain corporate documents and to provide courteous and friendly one-on-one assistance to corporate owners as well as the public.

Both non-profit and for-profit corporations must be registered with the secretary of state's office. Out-of-state corporations must be registered before doing business in this state.

Search Corporate Database

List of Commercial Registered Agents

List of Recently Appointed Registered Agents

Corporate Forms

Fee Schedule

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South Dakota Laws

Commercial Registered Agent - SDCL 59-11
Corporations - SDCL 47
Limited Liability Companies - SDCL 47-34A
Limited Liability Partnership - SDCL 48-7A
Limited Partnerships - SDCL 48-7

For questions related to federal taxes and the different business and non-profit distinctions associated with federal tax organizational filings, please check out the links to the IRS website below. Also, note that the Secretary of State cannot answer questions about Internal Revenue Service requirements, filings or procedures. IRS contact information is available through the websites linked below.

IRS Tax Information For Businesses

IRS Tax Information for Charities & Other Non-Profits

Corporations

Uniform Commercial Code

Trademark Registration

Fictitious Business Names