32-15-11. Sirens, whistles, and unnecessary loud noises as misdemeanor. It is a Class 2 misdemeanor, except as otherwise provided in § 32-15-12, for any vehicle to be equipped with or for any person to use upon a vehicle any siren, or any compression or spark plug whistle, or any exhaust horn, or whistle which does not produce a harmonious sound, or for any person at any time to use a horn otherwise than a reasonable warning or to make any unnecessary or unreasonably loud or harsh sound by means of a horn or other warning device.
Source: SDC 1939, § 44.0347; SL 1977, ch 189, § 105; SL 1989, ch 255, § 31.
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