FATF Calls for Mandatory Deny-Lists at Stablecoin Firms After Mexico City Plenary
The Financial Action Task Force concluded its fifth Plenary under the Mexican Presidency of Elisa de Anda Madrazo in Mexico City on February 13, 2026, approving two landmark reports on digital assets that call for countries to compel stablecoin firms to maintain mandatory "deny lists" of sanctioned addresses and individuals [1]. The guidance, expected to be published in full in March 2026, arrives as new data shows stablecoins accounted for 84% of illicit virtual asset transaction volume in 2025 [2]. Dual Reports Target Stablecoins and Offshore VASPs The Plenary approved two distinct publications. The first, a Targeted Report on Stablecoins and Unhosted Wallets, examines the money laundering and terrorist financing risks posed by stablecoin instruments and peer to peer transfers that bypass regulated intermediaries [1]. The second, titled "Understanding and Mitigating Risk of Offshore VASPs," addresses virtual asset service providers that operate across borders with minimal regulatory oversight [1]. The stablecoin report's central recommendation is the introduction of enforceable deny list requirements. Under this framework, stablecoin issuers and exchanges would be obligated to screen transactions against sanctions databases and block wallets associated with illicit activity [1][2]. The FATF characterizes this as a necessary response to what AML Intelligence reporter Paul O'Donoghue described as a "dirty money surge" flowing through stablecoin channels [1]. The Scale of Illicit Stablecoin Flows The 84% figure is striking. It means that of all cryptocurrency transactions linked to criminal activity in 2025, the overwhelming majority involved stablecoins rather than bitcoin, ether, or other volatile digital assets [2]. The shift reflects a broader trend: criminals increasingly prefer the price stability and liquidity of dollar pegged tokens for moving funds across borders. | FATF Plenary Outcome | Detail | | | | | Plenary dates | February 11 13, 2026 (Mexico City) | | Reports approved | 2 (Stablecoins/Unhosted Wallets; Offshore VASPs) | | Stablecoin share of illicit crypto volume (2025) | 84% | | Countries added to grey list | Kuwait, Papua New Guinea | | Incoming FATF President (July 2026) | Giles Thomson (UK) | | Next ministerial meeting | April 2026, Washington DC | Iran Countermeasures and Grey List Additions Beyond digital assets, the Plenary reiterated longstanding concerns about terrorist and proliferation financing risks linked to Iran , which remains on the FATF blacklist [1]. Delegates called for additional countermeasures, including restrictions on correspondent banking relationships and digital asset transactions involving Iranian counterparties [1]. The body also added Kuwait and Papua New Guinea to its grey list of jurisdictions subject to increased monitoring, while adopting mutual evaluation reports for Austria , Italy , and Singapore [1]. The United States will undergo its own FATF compliance assessment in 2026, a review that could carry significant implications for how Washington regulates domestic stablecoin issuers and exchanges [3]. Cyber Enabled Fraud and Global Scam Losses In a related action, the Plenary approved a paper on cyber enabled fraud that draws on estimates from the Global Anti Scam Alliance , which pegs worldwide losses from scams at approximately $1 trillion per year [1]. The FATF frames stablecoin based laundering and online fraud as increasingly convergent threats, with criminal networks using stablecoins to rapidly move scam proceeds beyond the reach of national law enforcement. Industry and Regulatory Implications The deny list mandate, if adopted by FATF member states, would represent one of the most direct regulatory interventions into stablecoin operations to date. Issuers such as Tether and Circle already maintain varying degrees of address screening, but a globally harmonized requirement would extend the obligation to every jurisdiction that follows FATF standards, effectively covering most of the world's financial system [2][3]. The US Treasury , which published its own stablecoin risk assessment in February 2026, has signaled alignment with the FATF's direction. Treasury officials have emphasized the need for real time screening tools that can keep pace with the speed of blockchain based transfers [3]. For stablecoin firms, compliance costs are likely to rise. Maintaining comprehensive deny lists requires continuous integration with sanctions databases from the US Office of Foreign Assets Control, the European Union, the United Nations, and other bodies. Firms will also need to invest in analytics infrastructure capable of tracing funds through mixing services and privacy enhancing protocols [4]. The Road to Implementation Giles Thomson of the United Kingdom was appointed as the incoming FATF President, effective July 2026, inheriting a mandate that now places digital asset compliance at the center of the organization's agenda [1]. FATF ministers are scheduled to convene in Washington, DC, in April 2026, where the stablecoin and offshore VASP reports will likely dominate discussions [1]. The Plenary's outcomes set the stage for a year in which stablecoin regulation moves from voluntary best practices to mandatory global standards. Whether the industry can adapt quickly enough to satisfy both regulators and users remains the open question heading into the second quarter of 2026. References [1] AML Intelligence, "FATF Calls for Mandatory Deny Lists at Stablecoin Firms," March 3, 2026. https://www.amlintelligence.com/2026/03/fatf stablecoin deny lists mexico plenary/ [2] CryptoNews, "Stablecoins Account for 84% of Illicit Crypto Volume," February 23, 2026. https://cryptonews.com/news/stablecoins 84 percent illicit crypto volume 2025/ [3] US Treasury, "Stablecoin Risk Assessment," February 20, 2026. https://home.treasury.gov/news/press releases/stablecoin risk assessment 2026 [4] A&D Forensics, "FATF Digital Asset Compliance Requirements," 2026. …