An investigation of an attorney's conduct as possible grounds for discipline may be initiated by: (1) The Supreme Court; (2) The board; (3) The Attorney General; or (4) An individual. Source: SL 1901, ch 60 , § 9; RPolC 1903, § 693; SL 1911, ch 85 , §§ 1, 2; RC 1919, § 5274; Supreme Court Rule 20, 1939; SDC 1939 & Supp 1960, § 32.1212; SDCL § 16-19-15 ; Supreme Court Rule 78-1, Rule XX (d); SL 2016, ch 246 (Supreme Court Rule 16-26), eff. July 1, 2016.