South Dakota Codified Laws
Chapter 24A - Disposal Of State Surplus Property
Section 5-24A-11 - Trade-in requirements.

5-24A-11. Trade-in requirements.
Before the administrator authorizes a trade-in of property, the administrator shall determine that the net benefit to the state exceeds the benefit that would be derived from a public sale of the item.

Source: SL 2008, ch 32, ยง11.