II 115th CONGRESS 1st Session S. 1790 IN THE SENATE OF THE UNITED STATES September 12, 2017 Mr. Burr (for himself, Mr. Casey , and Ms. Murkowski ) 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 improve college savings under section 529 programs, and for other purposes.