The South Dakota Application for Certificate of Authority is a legal document that must be filled out by businesses that wish to conduct business in the state of South Dakota. This document must be submitted to the South Dakota Secretary of State in order to obtain a Certificate of Authority, which is required for businesses to operate in the state. The application includes details such as the name and address of the business, the type of business and the names and addresses of all persons involved in the business. There are two types of South Dakota Application for Certificate of Authority: one for domestic businesses and one for foreign businesses. The domestic application is used by businesses that are domiciled in South Dakota, while the foreign application is used by businesses that are not domiciled in South Dakota. Both applications must be notarized and accompanied by the appropriate filing fee.