Bipartisan Bill Introduced to Ban Sports Bets on Prediction Markets

Mar 24, 2026, 2:32 AM
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A bipartisan group of lawmakers, led by Senators Adam Schiff (D-Calif.) and John Curtis (R-Utah), has introduced legislation aimed at banning sports betting on prediction markets. The bill targets companies like Kalshi and Polymarket, which currently offer contracts related to sporting events, arguing they undermine state-level gambling regulations and pose risks of addiction to young people.
The proposed legislation would prohibit any entity registered with the Commodity Futures Trading Commission (CFTC) from listing or facilitating transactions associated with sports events or casino-style games like poker and blackjack. This marks a significant step in addressing the rapid growth of prediction markets, which have become competitors to traditional sports betting platforms regulated at the state level.
Prediction markets like Kalshi and Polymarket allow users to place bets on the outcomes of various events, including sports. These platforms have gained popularity among users as they offer a more flexible betting environment compared to conventional betting sites. However, critics argue that they allow individuals to circumvent existing gambling laws, which are designed to protect consumers.
In response to increasing scrutiny, both Kalshi and Polymarket have implemented new policies aimed at preventing insider trading and ensuring market integrity. For instance, Polymarket has introduced rules to crack down on the use of stolen information and illegal tips. Kalshi has also announced measures to block political candidates and athletes from betting on events they can influence, asserting that maintaining market integrity is crucial to their business model.
Despite these efforts, the sponsors of the bill believe that more stringent regulations are necessary. They contend that prediction markets have attracted a growing audience for gambling-like activities without appropriate oversight. "Sports prediction contracts are sports bets—just with a different name," Schiff stated, emphasizing that these contracts have been offered in all fifty states in violation of both state and federal laws.
The introduction of this bill comes on the heels of heightened regulatory scrutiny of prediction markets, as some states have begun to take action against these platforms. Recently, Arizona's attorney general filed criminal charges against Kalshi, accusing the company of operating an illegal gambling business. Kalshi has firmly rejected these allegations, claiming that they are based on unfounded arguments.
The legislation has garnered attention not only for its implications for prediction markets but also for its potential impact on the broader landscape of sports betting. As states like Minnesota contemplate similar bans on prediction markets, the ongoing conflict between state and federal regulatory authorities remains a focal point of concern.
Critics of the bill argue that banning sports betting on regulated prediction markets could drive this activity underground or push it offshore, where users may encounter less regulation. Kalshi spokesperson Elisabeth Diana remarked, "It's clear this bill is motivated by casino interests that are threatened by competition." This perspective underscores the ongoing tensions between traditional gambling establishments and emerging market platforms.
The CFTC has not issued a formal response to the newly introduced legislation, but it has previously underscored its authority to regulate event contracts facilitated by prediction market platforms. This authority has become a subject of contention as lawmakers and state regulators continue to debate who should oversee these markets.
As the regulatory landscape evolves, the future of prediction markets remains uncertain. With trading volumes exceeding $1.2 billion during recent major events, the stakes are high for both lawmakers and the platforms involved. The proposed bill marks a pivotal moment in the ongoing dialogue about the regulation of sports betting and prediction markets in the US, as lawmakers seek to balance consumer protection with the evolving nature of gambling technologies.
In conclusion, the bipartisan bill introduced by Senators Schiff and Curtis aims to address the regulatory gaps surrounding prediction markets and sports betting. As this legislation progresses, it will likely spark further discussions on the future of gambling in America and the role of federal versus state oversight.

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