Argentina Implements Nationwide Ban on Polymarket Prediction Market Platform

March 18, 2026
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Argentina Enforces a Countrywide Ban on Polymarket

The Argentine government has enacted a nationwide block on access to Polymarket, a prediction market platform, following a judicial ruling that deemed the service to be operating outside the scope of the law. This judicial decision from Buenos Aires marks the first instance in Latin America where such a comprehensive restriction has been applied to the platform.

Legal Issues Spark Ban Amid Inflation Data Concerns

Authorities classified Polymarket, a platform facilitating betting on real-world events, as an unlicensed gambling service. Consequently, internet providers in Argentina have been directed to block access to the site. Additionally, tech companies have been asked to withdraw or limit the platform’s mobile application availability for users within the country.

The Buenos Aires City Lottery, representing the casino industry, initiated legal proceedings against Polymarket, citing violations of national gambling laws. Investigations uncovered that Polymarket enabled users to wager on binary outcomes related to a wide array of topics ranging from political events to international conflicts, without implementing the necessary safeguards mandated for authorized betting operations.

Heightened concern arose following suspicious market activity related to Argentina’s February inflation data. The platform exhibited shifts in betting behavior prior to the official announcement of inflation figures, mirroring the final statistics closely. Officials viewed this anomaly as a possible indication of unauthorized access to confidential information rather than genuine predictive insight.

Regulatory Concerns Over Weak Controls and Cryptocurrency Payments

Regulators emphasized their priority on compliance and protecting users. Polymarket accepted deposits through cryptocurrencies and credit cards but failed to incorporate robust identity verification measures. Furthermore, account creation was swift and simple, increasing the risk of access by minors and other vulnerable groups.

The court ruled that these deficiencies exposed users to financial and legal hazards and did not adhere to the standards required for licensed gambling platforms. The absence of strict supervision, such as confirming user identities and preventing misuse of funds, was a key factor in the decision.

The enforcement of the ban is being overseen by Argentina’s communications regulator, which is charged with ensuring that internet service providers enforce the blockade. The success of this initiative depends on the cooperation of telecom operators and global app store providers.

Argentina Joins Global Efforts to Restrict Polymarket

Argentina now aligns itself with over thirty jurisdictions worldwide that have imposed limitations or bans on Polymarket, including several countries in Europe and Australia. These actions reflect increasing regulatory apprehension regarding how decentralized prediction markets align with established legal frameworks and gambling regulations.