Spain Blocks Prediction Markets

Key Highlights

Spain has temporarily blocked access to prediction market platforms Polymarket and Kalshi after regulators determined the companies may have been operating without the required gambling licenses. The decision places the country among a growing list of jurisdictions tightening oversight of event-based betting and prediction trading platforms.

Prediction markets have surged in popularity over the past two years, particularly around politics, sports, economics, and global events. However, regulators across Europe and elsewhere are increasingly questioning whether these platforms function more like gambling operators than financial exchanges. 

France, Belgium, and Romania have already limited or blocked access to Polymarket, among other countries. Similar US gambling laws for prediction markets have also been enforced at the state level.

Spain Launches Investigation Into Prediction Platforms

Spain’s Ministry of Consumer Rights ordered internet providers to block access to Polymarket and Kalshi while the country investigates whether the firms breached national gambling regulations. The suspension is expected to last at least three months, or until the investigation concludes.

Spain’s gambling regulator considers prediction contracts involving politics, geopolitical events, sports, and public affairs to fall under gambling legislation rather than financial market regulation. Authorities stated that neither platform currently holds the proper license to legally offer those services in Spain.

Officials also raised concerns about consumer protections, including safeguards related to minors, self-excluded users, and identity verification systems. 

Global Regulatory Pressure on Prediction Markets Continue 

Spain’s action reflects a wider international crackdown on prediction market operators. Several European countries have restricted or blocked platforms such as Polymarket over licensing concerns. 

At the same time, prediction markets remain under heavy scrutiny in the US. Kalshi has faced legal disputes with multiple states over whether its contracts amount to sports betting or gambling activity. The Commodity Futures Trading Commission (CFTC), an independent agency of the federal government, regulates trading activity, but Kentucky AG Russell Coleman in May said states should have authority over prediction markets. 

On May 19, Minnesota became the first state to ban prediction markets. Hours later, the CFTC filed a federal lawsuit, arguing the state’s ban conflicts with the Commodity Exchange Act.

India also recently moved against prediction markets, with reports indicating Polymarket access was blocked and regulators prepared similar action against Kalshi. Indian authorities reportedly classified the services as prohibited online money gaming. 

Prediction Markets Continue Expanding Despite Legal Challenges

Even with mounting regulatory pressure, prediction markets continue to grow rapidly. Polymarket and Kalshi processed billions of dollars in trading volume during major political and sporting events over the last year. 

Supporters argue these platforms provide efficient crowd-based forecasting tools and create alternative ways to measure public sentiment. Critics, however, maintain they operate as unregulated betting platforms that bypass consumer protection rules traditionally applied to gambling operators. Many also express concerns around insider information, election integrity, addiction risks, and the expansion of speculative betting into sensitive real-world events. 

Polymarket has reportedly indicated a willingness to cooperate with Spanish authorities, while Kalshi had not publicly commented at the time reports emerged. 

The outcome of Spain’s investigation could become another important test case for how regulators worldwide classify prediction markets as the sector continues expanding into mainstream finance, media, and sports speculation.