South Dakota Foreign Qualification

Feb 17, 2026

Foreign qualification with the Secretary of State in South Dakota is the process by which a business that was originally formed in another state obtains permission to operate in South Dakota. This allows the business to legally conduct operations in the state and ensures compliance with local laws and regulations.

There are 4 different ways to foreign qualify in South Dakota depending on your legal entity type and tax classification. Follow the guide below to help you register with the Secretary of State in South Dakota or use Mosey to do it.

Use Mosey to register with the Secretary of State in South Dakota.

South Dakota Foreign Registration for Corporation

Foreign non-stock corporations “transacting business” in South Dakota must register with the Secretary of State by filing a Non-Stock Application for Certificate of Authority. South Dakota provides a non-exhaustive list of activities that do not constitute “transacting business” in lieu of defining “transacting business.” The filing fee is $125. Applications can be submitted electronically or by mail.

  1. Obtain a Certificate of Existence

    South Dakota requires a Certificate of Existence from your home state issued within 90 days.

  2. Establish a Registered Agent

    You will need to appoint a registered agent in order for your Foreign Nonprofit Corporation Certificate of Authority filing to be approved. Your resident agent must have a South Dakota street address. It can be any South Dakota resident or a corporation qualified to do business in South Dakota.

  3. File Certificate of Authority

    Visit the Secretary of State’s Business Services Online website and select “Start a New Business” to complete and file your registration application materials and pay the filing fee online.

South Dakota Foreign Registration for LLP

You must file a Statement of Qualification for a Foreign Limited Liability Partnership with the Office of the Secretary of State before operating in South Dakota. Like most states, South Dakota provides a list of activities not considered "doing business" in lieu of defining "doing business."

  1. Obtain a Certificate of Existence

    South Dakota requires a Certificate of Existence (also known as a Certificate of Good Standing) from your home state, issued within 90 days.

  2. Establish a Registered Agent

    You must have a registered agent in South Dakota designated to accept service of process. Your registered agent must have a South Dakota street address. It can be any South Dakota resident or a corporation qualified to do business in South Dakota.

  3. File Statement of Qualification

    File your completed Statement of Qualification, Foreign Limited Liability Partnership form, Certificate of Existence, and pay the filing fee with the Secretary of State online.

South Dakota Foreign Registration for LLC

All limited liability companies must obtain a Certificate of Authority from the Office of the Secretary of State before operating in South Dakota. Like most states, South Dakota provides a list of activities not considered "doing business" in lieu of defining "doing business."

  1. Obtain a Certificate of Existence

    South Dakota requires a Certificate of Existence from your home state issued within 90 days.

  2. Establish a Registered Agent

    You will need to appoint a registered agent in order for your Certificate of Authority filing to be approved. Your resident agent must have a South Dakota street address. It can be any South Dakota resident or a corporation qualified to do business in South Dakota.

  3. Apply for a Certificate of Authority

    You can submit your Application for Certificate of Authority and pay the filing fee online with the South Dakota Secretary of State.

South Dakota Foreign Registration for Professional Corporation, Corporation

All corporations must obtain a certificate of authority from the Office of the Secretary of State before operating in South Dakota. Like most states, South Dakota provides a list of activities considered not "doing business" in lieu of defining "doing business."

  1. Obtain a Certificate of Existence

    South Dakota requires a Certificate of Existence from your home state issued within 90 days.

  2. Establish a Registered Agent

    You will need to appoint a registered agent in order for your Foreign Corporation Certificate of Authority filing to be approved. Your resident agent must have a South Dakota street address. It can be any South Dakota resident or a corporation qualified to do business in South Dakota.

  3. Apply for a Certificate of Authority

    The Application for Certificate of Authority – Foreign Business Corporation can be submitted online with the South Dakota Secretary of State.

What else do I need to know?

Once you are registered with the Secretary of State, you may have additional requirements to maintain your "good standing" in the state. Failing to do so can result in fines, back taxes, and forfeiting certain priveleges within the state.

Maintaining a Registered Agent

Most states require that you have a registered agent that can receive important mail from the Secretary of State should they need to contact you. There are many commercial options available or you can use Mosey to be your registered agent and keep your information private in South Dakota.

Annual Reports and Taxes

In addition to maintaining a registered agent, most states require you to file a report annually. Registration can also trigger state taxes such as a franchise tax or income tax. You can use Mosey to identify these additional requirements to maintain good standing in South Dakota.

South Dakota's Foreign Qualification Agencies

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