Trump targets Brazil's payments system while dollar stablecoins are quietly overtaking country's payments

The United States announced it will impose a 25% tariff under Section 301 on most Brazilian goods starting July 22, 2026, targeting Brazil’s state-run Pix instant-payment system. U.S. trade officials claim that Pix creates unfair trade barriers by mandating that financial institutions with more than 500,000 accounts provide Pix services free to individuals and capping fees charged to merchants. This allegedly disadvantages American payment firms like Visa and Mastercard, as Pix now handles more transactions than all credit, debit, and prepaid cards combined in Brazil.

Pix, launched in November 2020, is widely used by more than 90% of Brazilian adults and processed nearly 7 billion transactions worth about R$3 trillion ($590 billion) in June 2026. In the latter half of 2025, Pix processed 42.9 billion transactions compared to 23.8 billion for cards, demonstrating its dominance in the Brazilian payments landscape. The U.S. claims its tariff action is necessary to ensure a level playing field for American workers and companies.

This trade dispute takes place amid U.S. concerns over BRICS countries, including Brazil, seeking to reduce reliance on dollar-based payment systems. Despite this, the U.S. dollar remains prominent in Brazil’s digital economy through dollar-linked stablecoins, which represent roughly 90% of crypto transaction volume in the country, amounting to about $6-$8 billion monthly. However, Brazil's central bank is set to restrict stablecoins in regulated cross-border payments starting October 1, 2026, citing risks to monetary sovereignty and regulatory controls.

Commentators note that Pix and stablecoins serve complementary roles: Pix is strong for domestic instant payments, while stablecoins expand payment possibilities over blockchain networks. The U.S. tariff move is seen as a precedent that could influence future trade disputes involving countries developing their own payment networks, including India’s UPI and the European Central Bank’s planned digital euro. This development could intensify regulatory debates in Brazil and beyond about digital financial infrastructure and sovereignty.