S.D. Codified Laws § 38-20A-27
Current with legislation signed by the governor on or before 3/6/2024
No person may knowingly or willfully distribute, sell, or offer for sale within this state any pesticide which is not registered under the provisions of §§ 38-20A-4 to 38-20A-13, inclusive; or any pesticide if any of the claims made or any of the directions for the pesticide's use differ in substance from the representations made in connection with its registration; or any pesticide if the composition of the pesticide differs from the composition represented in its registration. The secretary may allow a change in the labeling or formula of a pesticide within a registration period without requiring reregistration of the pesticide.
SDCL 38-20A-27