South Dakota Application for Amended Certificate of Authority Foreign Limited Liability Company (SDACAFLLC) is a document used by a foreign limited liability company (LLC) that is registered in South Dakota to make changes to its Certificate of Authority. The application must be completed and submitted to the Secretary of State along with the applicable filing fee. The application allows the LLC to amend its Certificate of Authority to update the company's name, registered agent information, and other details. There are two types of South Dakota Application for Amended Certificate of Authority Foreign Limited Liability Company: Certificate of Amendment, and Articles of Amendment. The Certificate of Amendment is used when the LLC wishes to update its name only, while the Articles of Amendment is used when the LLC wishes to update its registered agent information and other details.