II 118th CONGRESS 2d Session S. 4151 IN THE SENATE OF THE UNITED STATES April 17, 2024 Mr. Padilla (for himself, Mr. Cornyn , Mr. Booker , Mr. Young , and Mrs. Murray ) introduced the following bill; which was read twice and referred to the Committee on Environment and Public Works A BILL To amend the Atomic Energy Act of 1954 and the Nuclear Energy Innovation and Modernization Act to clarify existing requirements relating to fusion machines, and for other purposes.