If you purchase goods and services, you are a consumer. And since consumer transactions and relationships with sellers are so pervasive in our country, states have enacted certain laws meant to protect all parties and encourage economic activity. Welcome to FindLaw's South Dakota Consumer Laws section, with authoritative explanations of important laws for non-attorneys. In this section, you'll find articles about consumer-focused business regulations, such as antitrust and deceptive trade practices laws; South Dakota's lemon law, which protects buyers of new cars by requiring the replacement (or refund) of defective vehicles; and more. Click on one of the following links to learn more about South Dakota consumer laws.