S.D. Codified Laws § 13-1-66.1

A student who is enrolled in a school district and has enlisted in the South Dakota National Guard or in a branch of the armed forces, as defined in § 36-1-2, may wear a sash, stole, or other military decoration at a school graduation ceremony, if the sash, stole, or decoration was issued to the student by the South Dakota National Guard or a branch of the armed forces, for the purposes of being worn at the graduation ceremony.