Nevada Senator Masto Slams Prediction Markets as Illegal Gambling
AI-GENERATEDSenator Catherine Cortez Masto demands stricter regulation for prediction markets like Polymarket, citing concerns over insider trading and the Trump family's financial ties.
The legal classification of prediction markets in the United States has become a central point of political and regulatory conflict. Catherine Cortez Masto, the Democratic Senator from Nevada, has publicly challenged the Commodity Futures Trading Commission (CFTC) regarding its oversight of event contracts. Masto argues that betting on sports or political outcomes is fundamentally gambling, and therefore falls under the jurisdiction of state and tribal authorities rather than federal financial regulators.
Her criticism is specifically directed at CFTC Chairman Michael Selig. Masto accused the commission of undermining state sovereignty by encouraging companies to offer these bets despite court orders to the contrary. In a post on X, she emphasized that federal courts have consistently ruled that states and tribes possess the authority to regulate gambling within their borders. The core of the dispute is whether platforms like Kalshi and Polymarket should be treated as designated contract markets (DCMs) or as traditional gambling entities.
Numbers and facts
The scale of these markets is substantial, leading to serious concerns about market integrity. Earlier this year, a suspicious trade occurred on Polymarket where an anonymous user placed 30,000 USD on the removal of Venezuelan leader Nicolas Maduro just hours before a military raid. The trader eventually walked away with approximately 436,000 USD. While no definitive proof of insider trading was established, Masto and eleven other senators expressed alarm over national security risks. Other geopolitical contracts, such as those regarding a potential US strike on Iran, have seen trading volumes reach 16.8 million USD.
Financial ties to prominent political figures have added fuel to the fire. Donald Trump Jr. serves as a strategic advisor and holds equity stakes in both Kalshi and Polymarket. His venture firm, 1789 Capital, led significant funding rounds for Polymarket. Masto argues that the push to deregulate these markets is driven by a desire to generate profits for the former president's family. She stated:
"This move to undermine tribal and state sovereignty is intended to create profits for the president’s family. That should outrage all of us." - Catherine Cortez Masto, Senator for Nevada
Background
The legal debate centers on CFTC Rule 40.11, which prohibits event contracts involving war, assassination, or terrorism if they are deemed contrary to the public interest. While the CFTC recently issued an interpretation of Regulation 38.151(b) requiring impartial access to markets, several states including Michigan, Nevada, and Washington have issued cease-and-desist orders against these platforms. The American Gaming Association (AGA) and the Indian Gaming Association (IGA) have joined the fray, urging Congress to prevent gambling from being offered under the guise of financial event contracts.
Why it matters for German players
For players in Germany, this US conflict illustrates the importance of the clear regulatory framework provided by the Interstate Treaty on Gambling 2021 (GlüStV 2021). In Germany, betting on political events or social predictions is not permitted for licensed operators. The German regulator, GGL, ensures that only sports betting and casino games meeting high protection standards are available. This includes a 1,000 EUR monthly deposit limit via the LUGAS system and a 1 EUR stake limit per spin on virtual slots.
Platforms like Polymarket often operate using cryptocurrencies and lack a German license. This poses a significant risk for German users, as there is no legal recourse in the event of payment disputes. The GGL actively monitors the market to prevent illegal secondary lotteries and unlicensed betting exchanges. The US debate highlights why German regulation strictly separates financial derivatives from gambling products. Users in Germany should always consult the GGL whitelist to ensure they are playing with a legal and secure operator.
What it means for GGL-licensed casinos
For operators holding a GGL license, the situation in Nevada reinforces the value of legal certainty. Unlike the jurisdictional tug-of-war between US federal agencies and states, the GlüStV 2021 provides a stable environment for businesses. Licensed casinos in Germany do not face sudden changes in regulatory oversight as long as they adhere to consumer protection mandates. The GGL protects the legal market by cracking down on unlicensed competitors who try to lure German customers with crypto-based prediction products. This enforcement is vital for the long-term viability of the regulated industry.
Frequently asked questions
Are prediction markets legal in Germany?
In Germany, only operators with a GGL license are allowed to offer gambling and betting services. Pure prediction markets for political or social events are not permitted under the current Interstate Treaty on Gambling for licensed providers.
Why is Senator Masto criticizing the Trump family?
Donald Trump Jr. acts as a strategic advisor to Kalshi and Polymarket and holds equity in these platforms. The Senator suggests that the CFTC's lenient regulatory approach is designed to maximize private profits for the Trump family at the expense of state oversight.
What role does the CFTC play in this dispute?
The CFTC is the US regulator for derivatives and commodity markets. It classifies prediction markets as financial instruments, which exempts them from the strict controls of state gambling commissions, a move states like Nevada are contesting.
What happens in cases of suspected insider trading on these platforms?
A notable case involved bets on the removal of Nicolas Maduro, where a trader won 436,000 USD. Senator Masto warns that such markets could be exploited for insider trading and could pose a threat to national security.
What should German players look for when betting online?
Players should only bet with providers listed on the official GGL whitelist. Only these providers guarantee player protection measures such as the 1,000 EUR monthly deposit limit and integration with the OASIS self-exclusion system.
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About the author

Lisa Lustich
Editor-in-chief & casino tester
Lisa Lustich has been testing German-language online casinos since 1997 and runs the Lustich.de newsroom. More than 400 published reviews, certified player-protection advisor (BZgA training, 2019).
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