Chuck Schumer Calls on House and White House to Follow Senate Prediction Market Ban — Bipartisan Bill Targets Full Government Prohibition

The Prediction Market Ban Is Spreading — Schumer Wants the Whole of Washington to Follow the Senate

US Senate Majority Leader Chuck Schumer has publicly called on the House of Representatives and the White House to adopt prediction market trading restrictions equivalent to the Senate's April 30 unanimous self-ban, as the bipartisan legislative campaign against event contract platforms gains institutional momentum.

What Happened

In a statement published May 4, 2026, Schumer urged the House and the Trump administration to follow the Senate's lead and prohibit elected officials and executive branch personnel from trading on prediction market platforms. The Senate's April 30 resolution — which passed without dissent — bars senators and their staff from betting on Kalshi, Polymarket, and equivalent platforms. The Gillibrand (D-NY) and McCormick (R-PA) Prediction Market Act of 2026, introduced May 1, would extend the prohibition to House members, the President, Vice President, and senior executive officials, while mandating CFTC registration and anti-money-laundering compliance for prediction platforms. The bill is circulating for additional co-sponsors. Separately, the Senate Commerce Subcommittee on Consumer Protection, Technology, and Data Privacy has announced a hearing on prediction market integrity for May 20, 2026 — the first formal Senate committee examination of the sector.

Why It Matters

Schumer's intervention lifts the prediction market debate from a Senate procedural matter to an inter-branch political confrontation. The White House has connections to prediction market operators through the tech-adjacent political coalitions of the current administration, making the call for executive branch compliance politically pointed. For the licensed gambling industry — whose AGA/IGA lobbying campaign has been building toward statutory CFTC restrictions on sports event contracts — the Senate self-ban, the bipartisan bill, and the Schumer public statement constitute the most favourable legislative environment for prediction market restrictions since the issue first arose in 2024.

Industry Context

The May 20 Senate Commerce Subcommittee hearing is qualitatively different from the April House Agriculture Committee closed session: it is a public hearing by a Senate body, which creates a formal public record, compels testimony, and generates media coverage that advances the legislative narrative. For Kalshi and Polymarket, the converging pressure from both chambers represents the most serious regulatory threat in their brief existence as licensed CFTC platforms.