US Court Rules Kalshi Can’t Block Nevada Sports Betting Regulator

This ruling chips away at the assumption that federal-level approval insulates prediction markets from state oversight. For Kalshi and peers, it signals a fragmented regulatory landscape where state gaming authorities can assert jurisdiction, complicating national rollouts. The core tension—whether event contracts count as sports betting or financial products—remains unresolved, and this decision tilts the balance toward state control. Watch whether other states follow Nevada's lead or if operators adjust contract structures to avoid triggering gaming definitions. The open question is how much friction this adds to market growth versus simply clarifying the rules of the road.