52 U.S.C. § 30121: Contributions and donations by foreign nationals

a contribution or donation of money or other thing of value, or to make an express or implied promise to make a contribution or donation, in connection with a Federal, State, or local election; a contribution or donation to a committee of a political party; or an expenditure, independent expenditure, or disbursement for an electioneering communication (within the meaning of section 30104(f)(3) of this title ); or a person to solicit, accept, or receive a contribution or donation described in subparagraph (A) or (B) of paragraph (1) from a foreign national. a foreign principal, as such term is defined by section 611(b) of title 22 , except that the term “foreign national” shall not include any individual who is a citizen of the United States; or an individual who is not a citizen of the United States or a national of the United States (as defined in section 1101(a)(22) of title 8 ) and who is not lawfully admitted for permanent residence, as defined by section 1101(a)(20) of title 8 .