US Senator Richard Blumenthal, incoming chair of the Senate Permanent Subcommittee on Investigations, issued the warning on 5 November.

The companies face scrutiny over cryptocurrency activities, alleged financial misconduct and potential conflicts involving the Trump Administration.

“Please also note that failure to voluntarily produce the requested records and information by January 4, 2027, will leave the Subcommittee with no choice but to consider alternative measures to obtain compliance,” US Senator Richard Blumenthal said in a statement.

The inquiry examines Binance and Tether’s alleged role in cryptocurrency transactions linked to Iran’s shadow banking network.

Blumenthal also questioned whether Tether (USDT) provided financial…