The Board of Trustees of a third class municipality shall consist of not less than three nor more than five members elected at large. Each shall be a legal voter of the municipality. The number of trustees of a municipality may be increased to five or reduced to three in the manner prescribed by chapter 9-11.

Source: PolC 1877, ch 24, § 15; CL 1887, § 1036; SL 1895, ch 182, § 1; RPolC 1903, § 1431; SL 1905, ch 170; SL 1907, ch 243; RC 1919, § 6196; SL 1933, ch 151; SDC 1939, § 45.0601; SL 1979, ch 48, §§ 1, 2; SL 1992, ch 60, § 2.