How Minnesota Became the Front Line in the Fight Over Prediction Markets NYT: Technology By: Lauren McCarthy 11 September 2026 at 10:35 The state was the first to pass a law banning Kalshi and Polymarket. A lawsuit filed by a federal agency may set a precedent on who gets to regulate them. Β© Jenn Ackerman for The New York TimesState Representative Emma Greenman in the Minnesota State Capitol, where she helped pass a law banning prediction markets in the spring.