Minnesota HF 4452 (Chatbot Prohibitions, Liability 2026)

Defines "chatbot" and "companion chatbot" and regulates their usage. Prohibits proprietors of chatbots from allowing chatbots to provide any services requiring a professional license, such as legal or mental health advice, and holds them liable for violations, irrespective of user notification. Requires proprietors to provide clear notice to users in Minnesota that they are interacting with an AI system. Mandates proprietors of companion chatbots to actively prevent self-harm by users and to suspend service for 72 hours if self-harm is detected, providing information for suicide crisis organizations. Holds proprietors liable if their companion chatbots cause or promote self-harm, especially if they fail to act upon knowledge of such risks. Obligates proprietors to identify and protect minor users and address system vulnerabilities to prevent harm to minors, with strict liability for non-compliance. Enacts these provisions effective August 1, 2026.