The 6th US Circuit Court of Appeals ruled on September 25 that states can apply local gambling laws to Kalshi's sports event contracts, rejecting the prediction market provider's argument that federal law preempts state regulation.
A federal judge granted a preliminary injunction Monday blocking Minnesota from enforcing a new law that would have made it the first state to ban prediction markets like Kalshi and Polymarket. The ruling came days before the law was set to take effect, with the judge finding it likely conflicts with the Commodity Exchange Act.
The U.S. Supreme Court ruled 7-2 in favor of Bayer's Monsanto division, blocking thousands of state-level lawsuits alleging the company failed to warn consumers that Roundup weedkiller could cause cancer. The decision establishes that federal pesticide labeling law preempts state liability claims.
The Supreme Court unanimously ruled that state negligent-hiring claims against freight brokers are not preempted by federal law, potentially exposing 28,000 brokers to new liability for using dangerous trucking companies.
