In a significant move, Tether, the prominent issuer of the world's largest stablecoin, announced on Thursday that it has frozen approximately $344 million worth of USDT tokens residing in two wallets on the Tron blockchain. This action was taken in response to requests from US authorities, who had flagged these addresses due to suspected connections to illicit activities. As a result, the movement of these funds has been effectively halted. Although the company has not disclosed the specifics of the alleged illicit activities or the identities of those controlling the wallets, blockchain analytics firm AMLbot has reported that these addresses have appeared in documents and posts related to scams.
This development occurs at a time when the role of stablecoin issuers in preventing the transfer of funds linked to unlawful transactions is under intense scrutiny. The Financial Action Task Force has recently cautioned that stablecoins are increasingly being utilized for illicit purposes, including evasion of sanctions and money laundering. While public blockchains enable the tracing of transactions, issuers retain the authority to freeze assets under specific conditions.
This issue gained prominence earlier this month following the $285 million exploit of Drift Protocol, in which attackers transferred substantial amounts of USDC stablecoin and bridged funds across multiple chains. Critics argued that Circle, the issuer of USDC, should have acted more swiftly to freeze assets and limit losses, while the company maintained that it only takes such actions when legally required or at the request of law enforcement and regulatory authorities. Tether has stated that it collaborates with law enforcement agencies when wallets are linked to sanctions evasion or criminal networks and has supported over 2,300 cases globally across 340 agencies in 65 countries.
Furthermore, the company is expanding its presence in the US market with the launch of the USAT token, which is compliant with federal stablecoin regulations. This initiative is undertaken in partnership with Anchorage Digital, a federally regulated crypto bank, and is led by former White House crypto advisor Bo Hines.
Additionally, Tether is preparing for a comprehensive audit of its reserves for the first time, a long-awaited step aimed at enhancing transparency and aligning more closely with regulatory expectations regarding stablecoins. UPDATE (April 23, 15:30 UTC): Provides additional context regarding Tether's US expansion plans.