The secretary of revenue may establish divisions within the Department of Revenue as necessary for the proper functioning of the department and shall prescribe, assign, and delegate the powers, duties, and functions of each division. The secretary may appoint one or more directors and deputy directors for each of the divisions to serve at the secretary's pleasure. The secretary may employ such clerical and other employees and assistants as the secretary deems necessary for the proper transaction of the business of the department and its divisions, and the secretary may fix their salaries, except as otherwise provided by law.
SDCL 10-1-6