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.

• Corporations fee schedule and Corporation forms in Adobe Acrobat.

• Limited Liability Companies Law

• Limited Liability Companies fee schedule

• South Dakota Laws - Corporations - SDCL 47

• South Dakota Laws - Limited Partnerships - SDCL 48-7

• South Dakota Laws - Limited Liability Partnership - SDCL 48-7A

• Organization Information - Look up the Organizational ID number, Organizational Type and if the organization is in Good Standing.

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