SDCL § 15-13-2: Purposes for which reference made without agreement of parties.

When the parties do not consent the court may, upon the application of either, or of its own motion, direct a reference in the following cases:

(1) When the trial of an issue of fact requires the examination of a long account on either side; in which case the referee may be directed to hear and decide the whole issue or report upon any specific question of fact involved therein;

(2) When the taking of an account is necessary for the information of the court before judgment or for carrying a judgment or order into effect;

(3) When it is necessary for the information of the court in a special proceeding;

(4) When the case raises issues regarding any of the natural resources of this state, including, but not limited to, all minerals, uranium, oil, gas, coal, air, and water.