8 U.S.C. § 1101(a)(37) (2010) (Title 8—Chapter 12: Immigration and Nationality)
(a) As used in this Act—
(37) The term "totalitarian party" means an organization which advocates the establishment in the United States of a totalitarian dictatorship or totalitarianism. The terms "totalitarian dictatorship" and "totalitarianism" mean and refer to systems of government not representative in fact, characterized by (A) the existence of a single political party, organized on a dictatorial basis, with so close an identity between such party and its policies and the governmental policies of the country in which it exists, that the party and the government constitute an indistinguishable unit, and (B) the forcible suppression of opposition to such party.