CFTC Sues Arizona, Connecticut, and Illinois for Trying to Regulate Prediction Markets

The Commodity Futures Trading Commission has filed lawsuits against Arizona, Connecticut, and Illinois, accusing the three states of improperly attempting to regulate prediction markets in violation of federal commodity trading law, CNBC reported. The suits target state-level actions against prediction market platforms, which allow users to bet on the outcomes of events including elections, economic indicators, and sporting events. The CFTC asserts that prediction markets fall under its exclusive federal jurisdiction as derivatives products, and that state regulatory actions intrude on that federal authority. Prediction markets have become a significant and contested battleground between federal and state regulators. Platforms including Kalshi and Polymarket have sought to operate legally in the US under CFTC oversight, while several states have argued that these markets constitute gambling and fall under state gaming authority. The CFTC's decision to sue three states simultaneously is an aggressive assertion of federal preemption, using litigation rather than negotiation to establish that prediction markets are exclusively a federal regulatory matter. The move aligns with a broader Trump administration posture of limiting state-level financial and technology regulation. Kalshi, which won a landmark federal court case in 2024 allowing it to offer election contracts in the US, has been a primary beneficiary of federal regulatory support for prediction markets. The CFTC's suits against the three states would further entrench that federal framework. Prediction market proponents argue the platforms generate valuable real-time probability signals on consequential events and that state gambling classifications are inappropriate for what are functionally financial contracts. Critics argue the distinction is semantic and that legal sports-style wagering is the practical effect.