S.D. Codified Laws § 47-11D-2
Current with legislation signed by the governor on or before 3/6/2024
The name of a corporation shall contain the words, professional company, or professional corporation, or abbreviations thereof, such as Prof. Co., Prof. Corp., P.C., PC, or Prof. Ltd. The name of a limited liability company formed under § 47-11D-1 shall contain the words, professional limited liability company, or the abbreviation, Prof. L.L.C., Prof. LLC, P.L.L.C., or PLLC.
SDCL 47-11D-2