Brazil Blocks Access to Prediction Markets as Global Oversight Tightens

Brazil has moved to cut off access to major prediction-market platforms, escalating its crackdown on speculative products tied to real-world events. Local media reported that users in Brazil can no longer reach services including Polymarket and Kalshi after action by financial regulators. Government filings show the Banco Central do Brasil issued a resolution aimed at derivative contracts whose payoffs depend on non-financial outcomes. The measures cover markets linked to political events, sporting results and cultural activities, which regulators say do not constitute legitimate economic benchmarks. Authorities positioned the restrictions as part of a broader push to bolster investor protection and preserve market integrity. Finance Minister Dario Durigan said officials have banned about 28 platforms operating in the segment. The government also connected the clampdown to growing concern over online betting behavior, stressing the need to protect household savings as participation in speculative digital platforms increases. Brazil's decision mirrors a wider international shift toward tighter scrutiny of prediction markets. Polymarket already faces restrictions in more than 30 jurisdictions, and regulators across Europe and the Asia-Pacific region have introduced similar curbs. France, Belgium, Australia and Singapore have implemented partial or full bans, though approaches vary by market. Some jurisdictions limit only certain categories such as political betting, with Taiwan cited as an example of selective restrictions rather than an outright prohibition. The United States remains an outlier. While U.S. authorities have historically constrained for-profit prediction markets, Kalshi's 2024 legal victory altered the direction of policy, contributing to a more permissive federal posture even as disputes continue in states. Wisconsin recently sued several firms, including Polymarket and Coinbase, alleging violations of gambling laws. The divergent responses underscore how fragmented global oversight remains. As some governments lean toward innovation, others favor strict controls to curb financial and social risks, leaving the industry's outlook increasingly shaped by court rulings and regulatory shifts.