South Dakota Codified Laws
Chapter 08 - Remote Witnessing Of Legal Instruments
Section 18-8-5 - Anatomical gift or refusal.

18-8-5. Anatomical gift or refusal.
An anatomical gift or a refusal to make an anatomical gift of the individual’s body or part thereof pursuant to subdivisions 34-26-52(b) or 34-26-54(b) may also be witnessed by two adults, at least one of whom is a disinterested witness, who have signed at the request of the signer in the electronic presence of the signer.

Source: SL 2022, ch 56, §5.