S.D. Codified Laws § 22-29-3
Current with legislation signed by the governor on or before 3/6/2024
It is no defense to a prosecution for perjury that the accused was not competent to give the testimony, deposition, or certificate of which falsehood is alleged. It is sufficient that the accused actually was required to give such testimony or made such deposition or certificate.
SDCL 22-29-3