Schiff and Curtis prediction markets sports betting ban

What happened

Senators Adam Schiff and John Curtis introduced bipartisan legislation aimed at banning sports betting on certain U.S. prediction markets regulated by the Commodity Futures Trading Commission (CFTC). The proposal targets prediction-market platforms such as Kalshi and Polymarket—services that allow users to trade on event outcomes, including sports-related results.

Why it matters

The legislation represents a direct attempt to narrow how sports-betting-like products can be used on markets that operate under a “prediction market” framework. Supporters appear to view sports-linked contracts on these platforms as functionally equivalent to sports gambling, even if the platforms operate with CFTC oversight.

The push also highlights a broader policy struggle in U.S. financial and gambling regulation: regulators and lawmakers are still determining how to treat markets that trade on probabilities rather than placing conventional bets. By focusing on CFTC-regulated prediction markets and naming prominent companies, the bill would likely change product design and market offerings, affecting both platform revenue models and user access.

Likely impact for users and platforms

• Sports outcome trading could become restricted or structurally altered for CFTC-regulated prediction-market operators.
• Platforms may face compliance costs, product changes, or the need to rework contract categories.
• The fight could intensify legal and political pressure on how prediction markets are classified under existing law.

Overall, the introduction signals that the political environment around prediction markets is tightening, particularly around sports-related activity.