United

Polymarket

James

<p><img width="1200" height="675" src="https://financefeeds.com/wp-content/uploads/2026/03/Polymarket-Trader-Earns-67K-After-Ultimate-Fighting-Championship-Announcer-Mix-Up.webp" alt="99.99% of Polymarket traders do not earn enough" title="Spain Blocks Polymarket and Kalshi Users Over Gambling License Concerns 86"></p>
<h2 id="why-did-spain-block-prediction-market-platforms">Why Did Spain Block Prediction Market Platforms?</h2> Spain’s gambling regulator has blocked local users from Polymarket and Kalshi as authorities examine whether the prediction market platforms were operating in violation of national gambling laws. The Directorate General for the Regulation of Gambling said Spain’s Ministry of Social Rights, Consumption, and Agenda 2030 had opened legal proceedings against the 2 companies because they appeared to be operating without the required license. The regulator ordered access to Polymarket and Kalshi blocked while the proceedings are reviewed, a process expected to take 3 to 4 months. The move frames <a href="https://financefeeds.com/europe-cracks-down-on-polymarket-as-gambling-concerns-mount/" rel="noopener noreferrer nofollow">prediction markets as gambling</a> products rather than financial market infrastructure. That distinction is central to the dispute because both platforms allow users to trade contracts tied to uncertain future events, including political outcomes and major news developments. In Spain, authorities are treating those products as games of chance when users place bets on future outcomes. “The DGOJ wishes to remind the public that, in Spain — in line with other European jurisdictions — prediction markets are deemed to constitute games of chance when bets are placed on uncertain future outcomes,” the regulator said in a Tuesday notice. “Consequently, operating such markets within Spanish territory requires obtaining a specific administrative license.” 
<h2 id="why-is-europe-tightening-scrutiny">Why Is Europe Tightening Scrutiny?</h2> Spain’s action adds to a broader regulatory push against prediction market access across several jurisdictions. Indonesia blocked access to Polymarket on Friday after the platform listed bets on whether President Prabowo Subianto would leave office before the end of his term. Other countries, including Australia, France, Poland, Singapore, Ukraine, and Switzerland, have also restricted access to Polymarket over gambling concerns. The pattern shows that prediction markets face a basic classification problem outside the United States. Platforms may describe event contracts as market-based tools for pricing probabilities, but regulators in many jurisdictions view them through gambling law when users are staking money on uncertain outcomes. That creates a difficult operating model for platforms trying to scale globally. A product that may be framed as a derivatives market in one country can be treated as unlicensed gambling in another. For platforms such as Polymarket and Kalshi, this means market access depends less on trading volume and more on whether local regulators accept their legal category. Polymarket said it was “committed to engaging constructively with relevant authorities in every jurisdiction.” Kalshi declined to comment. 
<h3 id="investor-takeaway">Investor Takeaway</h3>
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 Spain’s block shows that <a href="https://financefeeds.com/polymarket-us-expansion-proves-crypto-is-growing/" rel="noopener noreferrer nofollow">prediction market growth</a> is running into a jurisdiction-by-jurisdiction licensing problem. Trading volume may be rising, but access risk is also rising as regulators treat event contracts as gambling products rather than financial tools.
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<h2 id="what-does-this-mean-for-kalshi-and-polymarket">What Does This Mean for Kalshi and Polymarket?</h2> Kalshi and Polymarket are 2 of the largest <a href="https://financefeeds.com/polymarket-eyes-9b-kalshi-5b-valuation-in-fresh-capital-raises/" rel="noopener noreferrer nofollow">prediction market platforms</a> by trading volume, with combined weekly notional volume of $6.1 billion, according to DeFi Rate. That scale gives the platforms market relevance, but it also increases regulatory visibility. The Spanish proceedings could limit local user access for several months. More importantly, they add to the legal pressure facing the sector at a time when prediction markets are already under scrutiny in the United States. Platforms built around political, macroeconomic, sports, and event-based contracts are increasingly being reviewed not only for licensing status but also for fairness, fraud controls, and insider trading risk. For investors and operators, the key risk is fragmentation. If regulators in different countries apply gambling, derivatives, consumer protection, or financial market rules in different ways, platforms may need separate compliance models for each market. That can raise costs, slow launches, restrict liquidity, and make global order books harder to operate. The issue is especially sensitive for political contracts. Markets tied to elections, leadership changes, military action, or government decisions can attract regulatory attention because they may involve public interest concerns, sensitive information, or the perception that users are profiting from political instability. 
<h2 id="how-does-the-us-response-fit-into-the-global-fight">How Does The US Response Fit Into The Global Fight?</h2> The Spanish action comes as U.S. regulators and lawmakers are also reassessing the prediction market sector. A New York Times report said officials at the <a href="https://financefeeds.com/polymarket-cleared-by-doj-and-cftc-as-investigations-end/" rel="noopener noreferrer nofollow">Commodity Futures Trading Commission</a> were pushed out after voicing concerns about platforms such as Kalshi and Polymarket. Under chair Michael Selig, the CFTC has argued that it has exclusive authority over the platforms and has filed lawsuits against state authorities challenging that position. That federal stance could help prediction markets avoid a patchwork of state-level restrictions, but it also places more responsibility on the CFTC to show that national oversight is strong enough. Lawmakers on the House Oversight and Government Reform Committee have also opened a probe into Kalshi and <a href="https://financefeeds.com/polymarket-account-behind-400k-maduro-bet-goes-dark-after-perfectly-timed-arrest/" rel="noopener noreferrer nofollow">Polymarket over insider trading concerns</a>. Committee Chair James Comer cited reports of “suspiciously timed trades” ahead of U.S. military actions against Iran, raising questions about whether users could profit from sensitive nonpublic information. The result is a split regulatory picture. In Spain and other jurisdictions, prediction markets are being treated as gambling products that require local licensing. In the United States, federal regulators are trying to define them through derivatives oversight while state authorities continue to challenge their legality. That divide leaves the sector with strong user demand but unresolved legal footing. For prediction market platforms, the next phase will depend on whether they can prove that event-contract trading can be supervised with adequate licensing, fraud controls, and market surveillance. Without that, more jurisdictions may follow Spain’s approach and block access before allowing the sector to build scale.

Spain Blocks Polymarket and Kalshi Users Over Gambling…

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