S.D. Codified Laws § 15-39-47
The term, attorney, in this chapter means an attorney-at-law, who is an active member of the State Bar of the State of South Dakota, in good standing, one of a number of partners or joint plaintiffs, acting for all, an officer, manager, or local manager of a corporation acting for it, a member, manager, or local manager of a limited liability company acting for it, or, in the case of actions by or against the State of South Dakota, its agencies, or its employees acting within the scope of their employment, a representative designated in writing by the commissioner of the Bureau of Human Resources and Administration; and, unless and until there is a removal of the action pursuant to § 15-39-57. A representative of the Bureau of Human Resources and Administration is not required to have an appointment from the attorney general in order to appear in small claims court. The term includes an assignee of any claim, or the agent, manager, or officer of an assignee of any claim, if the assignment is bona fide and for a valuable consideration. Any assignment made for collection purposes only is considered bona fide, within the meaning of this chapter. In the event of removal pursuant to § 15-39-57, the term does not include such assignee or officer, agent, manager or local manager thereof or of a corporation or representative designated by the commissioner of human resources and administration.
Notice to such attorney for a party shall be equivalent to notice to such party.
SDCL 15-39-47