SDCL § 57A-2-601: Buyer's rights on improper delivery.

Subject to the provisions of this chapter on breach in installment contracts (§ 57A-2-612) and unless otherwise agreed under the sections on contractual limitations of remedy (§§ 57A-2-718 and 57A-2-719), if the goods or the tender of delivery fail in any respect to conform to the contract, the buyer may

(a) Reject the whole; or

(b) Accept the whole; or

(c) Accept any commercial unit or units and reject the rest.

Source: SL 1966, ch 150, § 2-601; SDCL, § 57-7-1.