美国移民和国籍法第214条是对非移民签证的相关规定，它的立法宗旨只有一个，那就是禁止申请人非法移民到美国。下面是留学群收集的美国移民和国籍法第214条原文。
INA: ACT 214 - ADMISSION OF NONIMMIGRANTS
美国移民和国籍法：第214条—非移民准入规定
(a) (1) The admission to the United States of any alien as a nonimmigrant shall be for such time and under such conditions as the Attorney General may by regulations prescribe, including when he deems necessary the giving of a bond with sufficient surety in such sum and containing such conditions as the Attorney General shall prescribe, to insure that at the expiration of such time or upon failure to maintain the status under which he was admitted, or to maintain any status subsequently acquired under section 248 , such alien will depart from the United States. No alien a...
