South Dakota Codified Laws
Chapter 64 - School Sentinels
Section 13-64-4 - School employee right to refuse to carry firearms.

13-64-4. School employee right to refuse to carry firearms.
No school board, in implementing the provisions of §13-64-1, may arm any individual teacher or other school employee without the latter's free, willing, and voluntary consent. No individual teacher or other school employee may be censured, criticized, or discriminated against for unwillingness or refusal to carry firearms pursuant to this chapter.

Source: SL 2013, ch 93, §4.