SDCL § 15-14-18: Scope of argument to jury--Argument on law.

Counsel in arguing the case may argue and comment upon the law as given in the instructions of the court, as well as upon the evidence in the case, but in no case except in trials for libel, shall counsel argue or contend before the jury that the law governing the case is other or different than that settled and given by the trial court in the instructions. The trial court shall strictly enforce this section and § 15-14-17.