S.D. Codified Laws § 32-17-24 (2026)
Every motorcycle shall be equipped with at least one and not more than two headlamps which shall comply with the requirements and limitations set forth in §§ 32-17-5 and 32-17-6. A violation of this section is a petty offense.
Source: SDC 1939, § 44.0352 (3); SL 1974, ch 219 , § 20; SL 1984, ch 228 , § 2; SL 1989, ch 255 , § 53.