S.D. Codified Laws § 7-2-1.2
The composition of the study committee organized under § 7-2-1 or 7-2-1.1 must be prescribed in the petition or resolution, but the study committee must include two members of the board of county commissioners from each affected county and at least one resident from each incorporated first or second class municipality in each of the participating counties. If a vacancy on the study committee occurs, the board of county commissioners of the county represented by the person vacating the position must fill the vacancy. The study committee shall elect a chairman and a secretary from among the study committee's voting members. A majority of the study committee constitutes a quorum and a majority of a quorum may act on all matters that pertain to the study committee.
The study committee may employ and fix the compensation and duties of necessary staff; contract and cooperate with other individuals and public or private agencies considered necessary for assistance; and hold public hearings and community forums and use other suitable means to disseminate information, receive suggestions and comments, and encourage public discussion of the study committee's purpose, progress, conclusions, and recommendations.
The study committee may not expend more than an amount equal to two-fifths of the South Dakota median household income reported by the United States Census Current Population Survey, as ascertained and adjusted each year by the State Board of Finance to take effect on January first of each year, without the consent of the boards of county commissioners of each of the affected counties.
The county shall reimburse each member for any necessary expenses incurred by that member in performing the duties of a member of the study committee but members may not receive a salary or other compensation for services performed.
SDCL 7-2-1.2