Treasury privately demands Binance honor AML monitor as $1B in Iran-linked flows surface!

The U.S. Treasury Department has privately sent Binance a letter demanding the exchange comply with the independent monitoring program it agreed to as part of its 2023 guilty plea — amid reports that more than $1 billion flowed through the platform to Iran-linked entities in 2024 and 2025. Treasury Under Secretary for Terrorism Gene Lange reportedly reminded Binance of its obligation to share critical data records and documents with the monitor in a timely manner.

The reports are serious: The New York Times previously reported internal investigators found over 1,500 accounts accessed from Iran and roughly $1.7 billion flowing to Iran-linked entities — including wallets tied to Iran's Islamic Revolutionary Guards Corps. Fortune separately reported Binance fired investigators who had uncovered evidence of those flows, a claim Binance disputes.

Binance told The Block it is providing the…