S.D. Codified Laws § 34-20G-30 (2026)
If the qualifying patient is unable to submit the information required by § 34-20G-29 due to the person's age or medical condition, the person responsible for making medical decisions for the qualifying patient may do so on behalf of the qualifying patient.
Source: Initiated Measure No. 26, approved Nov. 3, 2020, eff. Jul. 1, 2021.