South Dakota Laws > Title 5 > Chapter 18A > § 5-18A-4 South Dakota Codified Laws 5-18A-4. Competitive sealed bids required Current as of: 2023 | Check for updates | Other versions Contracts shall be awarded by the use of competitive sealed bids except as otherwise provided in this chapter and chapters 5-18B, 5-18C, and 5-18D. Ask a legal question, get an answer ASAP!Click here to chat with a lawyer about your rights. Source: SL 2010, ch 31, § 5. Previous sectionNext section Chapter 18A Contents