S.D. Codified Laws § 47-11C-2
Current with legislation signed by the governor on or before 3/6/2024
The corporate name shall contain the words "professional company" or "professional corporation" or abbreviations thereof, such as "Prof. Co.," "Prof. Corp.," "P.C.", "PC", or "Prof. Ltd." A limited liability company name shall contain the words "professional limited liability company" or the abbreviation "Prof. L.L.C.", "Prof. LLC", "P.L.L.C.", or "PLLC". In addition, the name of the corporation or limited liability company shall always meet the ethical standards established by the State Board of Podiatry Examiners by duly adopted rules and regulations.
SDCL 47-11C-2