II 116th CONGRESS 1st Session S. 1602 IN THE SENATE OF THE UNITED STATES May 22, 2019 Ms. Collins (for herself, Mr. Heinrich , Ms. Smith , Mr. Gardner , Mr. Coons , Ms. McSally , and Mr. King ) introduced the following bill; which was read twice and referred to the Committee on Energy and Natural Resources A BILL To amend the United States Energy Storage Competitiveness Act of 2007 to establish a research, development, and demonstration program for grid-scale energy storage systems, and for other purposes.