S.D. Codified Laws § 34-25-61

If any section, subsection, sentence, clause, or phrase of this chapter is for any reason held or declared to be unconstitutional, inoperative, or void, such holding or invalidity shall not affect the remaining portions of this chapter; and it shall be construed to have been the legislative intent to pass this chapter without such unconstitutional, inoperative, or invalid part therein; or if this chapter or any provision thereof shall be held inapplicable to any person or persons, property or kind of property, circumstance or set of circumstances, such holding shall not affect the applicability hereof to any other person, property, or circumstance.