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 §