South Dakota Codified Laws
Chapter 08 - Aldermanic Form Of Government
Section 9-8-5 - Power of council to judge members and govern proceedings--Bribery vacating office.

9-8-5. Power of council to judge members and govern proceedings--Bribery vacating office.
The council is the judge of the election and qualification of its members. The council determines its rules of procedure, and may punish its members for disorderly conduct, and, with the concurrence of two-thirds of the aldermen may expel a member.
Any alderman who is convicted of bribery shall vacate the position.

Source: SL 1890, ch 37, art IV, §§6, 7; RPolC 1903, §§1203, 1204; RC 1919, §6210; SDC 1939, §45.0704; SL 2017, ch 56, §6.