(i) In general.-Any immigrant who is or has been a member of or affiliated with the Communist or any other totalitarian party (or subdivision or affiliate thereof), domestic or foreign, is inadmissible.
(ii) Exception for involuntary membership.-Clause (i) shall not apply to an alien because of membership or affiliation if the alien establishes to the satisfaction of the consular officer when applying for a visa (or to the satisfaction of the Attorney General when applying for admission) that the membership or affiliation is or was involuntary, or is or was solely when under 16 years of age, by operation of law, or for purposes of obtaining employment, food rations, or other essentials of living and whether necessary for such purposes.
(iii) Exception for past membership.-Clause (i) shall not apply to an alien because of membership or affiliation if the alien establishes to the satisfaction of the consular officer when applying for a visa (or to the satisfaction of the Attorney General when applying for admission) that-
(I) the membership or affiliation terminated at least-
(aa) 2 years before the date of such application, or
(bb) 5 years before the date of such application, in the case of an alien whose membership or affiliation was with the party controlling the government of a foreign state that is a totalitarian dictatorship as of such date, and
(II) the alien is not a threat to the security of the United States.
(iv) Exception for close family members.-The Attorney General may, in the Attorney General’s discretion, waive the application of clause (i) in the case of an immigrant who is the parent, spouse, son, daughter, brother, or sister of a citizen of the United States or a spouse, son, or daughter of an alien lawfully admitted for permanent residence for humanitarian purposes, to assure family unity, or when it is otherwise in the public interest if the immigrant is not a threat to the security of the United States.
(d)Voluntary Membership After Age 16. If an alien continues or continued membership in or affiliation with a proscribed organization on or after reaching 16 years of age, only the alien’s activities after reaching that age shall be pertinent to a determination of whether the continuation of membership or affiliation is or was voluntary.
(e)Operation of Law Defined. The term operation of law, as used in INA 212(a)(3)(D), includes any case wherein the alien automatically, and without personal acquiescence, became a member of or affiliated with a proscribed party or organization by official act, proclamation, order, edict, or decree.
即使申请人曾是共产党员、或其关联方，移民官员仍需要确定他与党的联系是 「meaningful」 。移民法并未定义什么是 「meaningful」 、什么是 「non-meaningful」，但在司法实践中，必须是有意入党（intentional）方可视为 「meaningful」 。最高法院认为，「必须有充分的证据认为，申请人加入共产党时，知道这是一个『独特而活跃的政治组织』」（there must be a substantial basis for finding that an alien committed himself to the Communist Party in consciousness that he was ‘joining an organization known as the Communist Party which operates as a distinct and active political organization）。