To amend the Internal Revenue Code of 1986 to make public the names and addresses of foreign persons contributing $50,000 or more to certain tax-exempt organizations and to require disclosure of foreign campaign contributions.

Uncovering Foreign Influence in the United States Act of 2018 This bill establishes additional disclosure requirements for certain tax-exempt organizations that receive foreign source contributions. The bill also imposes an excise tax on a U.S. person who fails to disclose a political contribution that is made on behalf of or funded by a person other than a U.S. person or bona fide resident of a U.S. possession.