61:31:01:10Horn.
Section · Administrative Rules of South Dakota · View on sdlegislature.gov ↗
Every bus shall be equipped with a horn as required in SDCL 32-15, and the horn shall be in good operable condition.
Source: 5 SDR 19, effective September 14, 1978; 8 SDR 87, 8 SDR 134, effective July 1, 1982; 12 SDR 151, 12 SDR 155, effective July 1, 1986.