31 CFR §357.40
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
In any case or any class of cases arising under these regulations, the Secretary of the Treasury (“Secretary”) may require such additional evidence and a bond of indemnity, with or without surety, as may in the judgment of the Secretary be necessary for the protection of the interests of the United States.