Supreme Court to decide tax bill for prediction market operators

The U.S. Supreme Court is set to decide whether federal wagering taxes apply to prediction market operators, a question that has surfaced because Robinhood has not collected such taxes on its prediction markets. The case could settle how platforms that list event contracts are treated under federal excise tax rules, with implications for the economics of prediction markets run by Robinhood and rivals. The dispute centers on whether event-contract trading counts as wagering for tax purposes, a classification that would add a federal excise tax on top of existing fees. Market participants will watch the Court’s eventual ruling for clarity on how much operators must collect and remit, and whether the decision reshapes pricing and volumes across prediction market venues.