South Dakota Laws > Title 34A > Chapter 6 > § 34A-6-56 South Dakota Codified Laws 34A-6-56. Approval requirements are retroactive Current as of: 2023 | Check for updates | Other versions The provisions of §§ 34A-6-53 to 34A-6-56, inclusive, are retroactive to July 1, 1989. Ask a legal question, get an answer ASAP!Click here to chat with a lawyer about your rights. Source: SL 1991, ch 453 (I.M. 1). Previous sectionNext section Chapter 6 Contents