S.D. Codified Laws § 47-20-10
Current with legislation signed by the governor on or before 3/6/2024
When any document is to be filed and recorded under chapters 47-15 to 47-20, inclusive, an original and one exact or conforming copy of the document shall be delivered to the secretary of state. He shall stamp on both the original and the copy the date of filing and return the copy to the cooperative with his certificate of filing.
SDCL 47-20-10