In the rapidly evolving world of cryptocurrencies and blockchain-based applications, decentralized prediction markets are garnering significant attention. Polymarket, a prominent platform in this space, enables users to bet on the outcomes of real-world events—ranging from elections and sports matches to economic indicators—using cryptocurrency. The question of legality often arises, especially given the US’s complex regulatory environment. Understanding whether Polymarket is legal in the US requires an in-depth look at the intersection of gambling laws, blockchain innovation, and regulatory enforcement.
Polymarket operates on the Ethereum blockchain, leveraging smart contracts to facilitate peer-to-peer bets. Users can speculate on yes/no outcomes by purchasing shares in specific event contracts. The platform boasts transparency, security, and resistance to censorship, all foundational principles in the DeFi (decentralized finance) movement.
Unlike traditional betting sites, Polymarket never holds customers’ funds directly but rather automates transactions through its protocols. This structure is designed to circumvent traditional intermediaries, promising greater efficiency and lower fees.
During the 2020 US Presidential Election, Polymarket gained significant traction as users wagered millions of dollars on who would win. These prediction contracts frequently draw media attention, highlighting both the platform’s reach and growing user base—especially among crypto enthusiasts and those interested in the “wisdom of the crowd.” However, this popularity has also drawn attention from regulators, making the question of legality even more relevant.
The American legal system treats betting and wagering activities under a mixture of federal and state laws. While sports betting is now legal in many states following the 2018 Supreme Court decision to overturn the Professional and Amateur Sports Protection Act (PASPA), other forms of online betting—especially involving crypto—remain mired in complexity.
Polymarket’s offering of “event-based futures” mirrors financial derivatives trading but also echoes parimutuel betting and regulated gambling products. US authorities, particularly the Commodity Futures Trading Commission (CFTC), view non-compliant event markets as violating the Commodity Exchange Act.
In January 2022, the CFTC filed a civil action against Polymarket, asserting that the platform had illegally offered binary options and event contracts to US users without registering as a designated contract market (DCM) or acquiring an appropriate exemption. Polymarket settled the charge, paying a fine and agreeing to wind down non-compliant markets.
“The CFTC’s enforcement against Polymarket demonstrates that even decentralized platforms are not immune from regulatory oversight. All event-based futures markets offered to US persons must adhere to federal law, regardless of the technology employed.”
— Many regulatory analysts contend this set a crucial precedent for future DeFi and prediction market projects.
While federal law sets an overarching framework, most US gambling and betting laws operate at the state level. Some states remain highly restrictive, prohibiting almost all forms of online gambling; others are more permissive, especially when it comes to sports betting and daily fantasy sports. However, there are no broadly recognized legal paths for blockchain-based prediction market offerings targeting retail participants at the consumer level.
Despite Polymarket’s popularity, the platform is technically unavailable for residents of the United States. Upon visiting the site, US visitors are met with geo-blocking measures that restrict access to markets and trading functionality. The platform’s terms of service explicitly prohibit US users from participating, a direct response to regulatory pressure and prior enforcement.
This de facto ban reflects an effort by Polymarket’s operators to avoid further legal consequences, particularly after the CFTC settlement. However, some technically adept users continue to access the platform via VPNs and non-custodial wallets, operating in a legal gray area with significant personal risk.
Each platform navigates the line between innovation and regulatory compliance differently. In practice, US retail users are largely excluded from open, catch-all prediction markets based on blockchain.
For US residents attempting to sidestep restrictions via VPNs or foreign wallets, the risks include:
Many academics and policy experts highlight the value of prediction markets as tools for aggregating information and forecasting outcomes. Their transparency, speed, and accuracy distinguish them from traditional polling or expert-driven analytics. Still, US regulators remain concerned about risks related to gambling addiction, market manipulation, and anti-money laundering.
Some industry advocates are lobbying for legal frameworks that would allow greater experimentation, arguing that modern smart contract platforms could introduce robust compliance and consumer protection measures.
Outside the US, some countries—including parts of Europe and Asia—have more flexible policies toward prediction markets. As a result, Polymarket and similar platforms enjoy greater adoption in these jurisdictions, underscoring the significant impact of regulatory clarity on innovation.
While Polymarket stands at the cutting edge of decentralized prediction markets, it is not legal for US users to participate in its markets as of 2024. Regulatory action by the CFTC and a lack of formal exemptions for crypto-based event contracts force Polymarket to block US residents from participation. Individuals who access the platform despite these bans do so at their own risk, facing the potential for sanctions, asset loss, and lack of basic protections.
Looking ahead, any shift toward legalization or mainstream adoption of blockchain-based prediction markets in the US will depend on evolving federal and state laws—alongside proactive engagement between innovators and regulators. For now, both individuals and organizations must prioritize compliance and stay informed on updates in legislation and enforcement trends.
Yes, US residents are prohibited from using Polymarket due to US commodities and gambling laws. The platform enforces geo-blocking, and bypassing these restrictions may expose individuals to legal risks and loss of funds.
In 2022, the CFTC fined Polymarket and required it to wind down all non-compliant markets accessible to US users. This action set a precedent for stricter enforcement of event-based derivatives in the DeFi space.
Yes, but only a few. PredictIt operates under a restricted “no-action” letter, and Kalshi is registered with the CFTC. Both platforms have significant limitations compared to global and decentralized options like Polymarket.
Technically, VPN use may bypass geo-blocking, but it remains illegal and risky. Users who attempt this risk having accounts frozen, losing funds, or facing legal consequences if discovered.
While experts see value in prediction markets, any legal reform would require new regulations or exemptions allowing blockchain-based event contracts. Industry observers monitor ongoing policy debates and advocacy but caution against assuming near-term changes.
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