S.D. Codified Laws § 5-18B-3
Check or bid bond requirement--Waiver
Notwithstanding the provisions of § 5-18B-2 , the requirement of a bid bond, certified or cashier's check, cash, or other security may be waived by the purchasing agency if the bid submitted does not exceed the limit established pursuant to § 5-18A-14 for a public improvement.
Source: SL 2010, ch 31, § 42; SL 2021, ch 33, § 1.