Code of Federal Regulations Title 27. Alcohol, Tobacco Products and Firearms § 27.70.191 Authorization

(1) That the taxpayer is within the jurisdiction of a U.S. court at the time the civil action is authorized or sanctioned and that the bank is in possession of (or obligated with respect to) deposits of the taxpayer in an office of the bank outside the United States or a possession of the United States;  or

(2) That the taxpayer is not within the jurisdiction of a U.S. court at the time the civil action is authorized or sanctioned, that the bank is in possession of (or obligated with respect to) deposits of the taxpayer in an office of the bank outside the United States or a possession of the United States, and that such deposits consist, in whole or in part, of funds transferred from the United States or a possession of the United States in order to hinder or delay the collection of a tax imposed by the provisions of 26 U.S.C. enforced and administered by the Bureau.