The Federal Revenue Service of Brazil has begun releasing information on cryptocurrency transactions again after three months. The data of September 2025 indicate that the market is dominated by stablecoins and displays some changing tendencies.
The Federal Revenue Service had previously discontinued its publication in September 2025. In January 2026, it restarted information sharing.
The three-month period concluded with the statistics of September 2025. The official website mentioned that the data contains Brazilian exchange transactions and international platforms. Investors who accessed international services made transactions worth more than R$30,000.
Investor Numbers Drop From Peak
In September 2025, 4,584,071 individual taxpayers engaged in crypto markets, compared to 5,164,408 in August. Corporate also declined, between 116,108 and 92,132.
The information is based on Normative Instruction 1888/2019. Men engaged in 70.38 of trades and owned 86.23 of the stated value.
The proportion of women in transactions was 29.62%, and market volume was 13.77%.
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Stablecoins Crush Bitcoin Volume
In September, Tether registered R$15.72 billion across 1.18million transactions. Bitcoin registered the greatest number of transactions of 2.15m but accounted for only R$2.46 billion.
USDC was first in all assets with 2.42 million transfers. The value of Ethereum transactions was R$1.09 billion in 901,000 transactions. Solana registered 530,000 transactions worth R$668 million.
Other popular ones were XRP, Litecoin, and Cardano. These coins were used by Brazilian investors as a means of portfolio diversification.
Tax Authority Tightens Monitoring
This data is used by the Federal Revenue Service to track capital flows. Authorities are enforcing rules on cryptocurrency capital gains. The agency intends to introduce the Cryptoasset Declaration system in 2026.
The new structure will enhance tracking of transactions. Brazil is still moving its digital payment infrastructure to blockchain technology. Full databases can be accessed via the governmental site.
The revived publication assists the market players to learn the national trends. Stablecoin preference represents risk-management practices in Brazil among traders. The fall in September indicates seasonality or market consolidation.. It’s worth noting that the complete data download remains available on the Brazilian Federal Revenue Service website via the official link .