S.D. Codified Laws § 45-9-58
Current with legislation signed by the governor on or before 3/6/2024
The notice of a hearing on any application made pursuant to this chapter shall be served either by certified mail or by publication in a newspaper of general circulation in the county where the affected land, or some part thereof, is situated. The applicant shall give notice of any hearing that may affect property interests by mailing the notice by certified mail, return receipt requested, to any person whose property may be affected by the hearing. As proof of service, the applicant shall file with the board an affidavit declaring that the notice was mailed and the certified mail return receipt. Any person who cannot be served notice by certified mail may be served notice of the hearing by publication.
SDCL 45-9-58