; (2) in paragraph (2), by striking the period at the end and inserting ; or ; and (3) by adding at the end the following new paragraph: (3) a person to knowingly help or assist a foreign national in violating this subsection. . (b) Effective date The amendment made by this section shall apply with respect to contributions and donations made on or after the date of the enactment of this Act. 163. Prohibition on contributions by foreign nationals to certain tax-exempt entities (a) In general Section 319(a)(1) of the Federal Election Campaign Act of 1971 ( 52 U.S.C. 30121(a)(1) ), as amended by section 162(a), is amended— (1) in subparagraph (C), by adding or at the end; (2) by adding at the end the following new subparagraph: (D) a contribution or donation of money or other thing of value to an organization that is described in section 501(c) of the Internal Revenue Code of 1986 and exempt from tax under section 501(a) of such Code if the organization makes or expects to make a contribution to a political committee during the 4-year period which begins on the date that the foreign national made such contribution or donation to the organization