MEXC Faces U.S. Financial Cutoff Over at Least $16 Billion in Alleged Illicit Flows

What happened: FinCEN issued a Section 9714(a) order dated November 6 identifying MEXC as a primary money-laundering concern tied to Russian illicit finance, citing at least $16 billion in alleged illicit flows between May 2021 and May 2026. The order prohibits covered financial institutions from transmitting funds to or from MEXC, including cryptocurrency, and takes effect 30 days after Federal Register publication. Treasury’s allegations include approximately $1.5 billion connected to Russian sanctions evasion; MEXC subsequently said operations continued normally, user assets remained secure, and it was reviewing the order while beginning an independent review of anti-money-laundering and sanctions controls.

Why it matters: The practical question is how banks, broker-dealers and money transmitters implement the restriction, because access to those counterparties can affect an exchange’s ability to move customer funds. CryptoSlate reported approximately $126 million in outflows following the news, but that figure alone cannot establish a solvency problem or predict future withdrawals. The distinction between allegation and adjudication also matters: this is an administrative order, and MEXC’s statement about normal operations does not resolve the allegations or establish how its counterparties will respond before the restriction becomes effective.

Sources: CoinDesk, MEXC statement, CryptoSlate