FinCEN Orders US Banks to Cut Ties With MEXC Over $16B Illicit Flow

This is a notable escalation in how US authorities are using the financial system itself, rather than direct enforcement against the exchange, to isolate an offshore crypto venue. The practical burden falls on US banks and regulated intermediaries, which must now screen for MEXC-linked flows, raising compliance costs and friction for any counterparty touching the exchange. MEXC's silence leaves open whether it contests the finding or adjusts its operations. The open question is whether other US agencies or foreign regulators follow FinCEN's lead, and whether MEXC's users see meaningful disruption to deposits and withdrawals.