retary shall submit such studies to the Committee on Natural Resources of the House of Representatives and Committee on Energy and Natural Resources of the Senate not later than 2 years after the date on which funds are made available to ca
retary shall submit such studies to the Committee on Natural Resources of the House of Representatives and Committee on Energy and Natural Resources of the Senate not later than 180 days after the date on which the Secretary certifies under
r than shall submit such studies to the Committee on Natural Resources of the House of Representatives and Committee on Energy and Natural Resources of the Senate not later than 2 years after the date on which funds are made available to ca