II 115th CONGRESS 1st Session S. 1080 IN THE SENATE OF THE UNITED STATES May 9, 2017 Mrs. McCaskill (for herself, Mr. Blunt , Mr. Durbin , and Ms. Duckworth ) 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 protect employees in the building and construction industry who are participants in multiemployer plans, and for other purposes.