; or (ii) is a third-party advertising vendor that has 50,000,000 or more unique monthly United States visitors in the aggregate on any advertisement space that it has sold or bought for a majority of months during the preceding 12 months, as measured by an independent digital ratings service accredited by the Media Ratings Council (or its successor). (B) Exemption Such term shall not include any online platform that is a distribution facility of any broadcasting station or newspaper, magazine, blog, publication, or periodical. (C) Third-party advertising vendor defined For purposes of this subsection, the term third-party advertising vendor includes, but is not limited to, any third-party advertising vendor network, advertising agency, advertiser, or third-party advertisement serving company that buys and sells advertisement space on behalf of unaffiliated third-party websites, search engines, digital applications, or social media sites. . (c) Effective date The amendments made by this section shall apply with respect to disbursements made on or after the date of the enactment of this Act. 105. Prohibiting establishment of corporation to conceal election contributions and donations by foreign nationals (a) Prohibition Chapter 29 of title 18, United States Code is amended by adding at the end the following: 612. Establishment of corporation to conceal election contributions and donations by foreign nationals (a) Offense It shall be unlawful for an owner, officer, attorney, or incorporation agent of a corporation, company, or other entity to establish or use the corporation, company, or other entity with the intent to conceal an activity of a foreign national (as defined in section 319 of the Federal Election Campaign Act of 1971 ( 52 U.S.C. 30121 )) prohibited under such section 319. (b) Penalty Any person who violates subsection (a) shall be imprisoned for not more than 5 years, fined under this title, or both. . (b) Table of sections The table of sections for chapter 29 of title 18, United States Code is