II 118th CONGRESS 1st Session S. 2491 IN THE SENATE OF THE UNITED STATES July 25, 2023 Mr. Schatz (for himself, Mr. Van Hollen , Ms. Warren , Mr. Merkley , Mr. Whitehouse , and Mr. Fetterman ) introduced the following bill; which was read twice and referred to the Committee on Finance A BILL To amend the Internal Revenue Code of 1986 to impose a tax on certain trading transactions.