; and (II) after such date, in an amount that will cause the total amount of fees collected under this subsection in any fiscal year to exceed 90 percent of the amounts appropriated for that fiscal year for purposes described in subsection (d). (iii) Payment of full amounts Notwithstanding the non-collection of a fee by the Secretary pursuant to clause (ii) in any fiscal year, a person who has entered into a contract with the Secretary under this subsection shall pay any uncollected amounts when determined necessary by the Secretary, subject to clause (ii), for purposes described in subsection (d). . (b) Authority To modify contracts The Secretary of Energy may seek to modify a contract entered into under section 302(a) of the Nuclear Waste Policy Act of 1982 ( 42 U.S.C. 10222(a) ) before the date of enactment of this Act to ensure that the contract complies with the provisions of such section, as amended by this Act. (c) Technical and conforming amendments Section 302(a) of the Nuclear Waste Policy Act of 1982 ( 42 U.S.C. 10222(a) ) is amended— (1) in paragraph (1), by striking paragraphs (2) and (3) and inserting paragraphs (2), (3), and (4) ; (2) in paragraph (3), by striking 126(b) ; and (3) in paragraph (4), by striking insure and inserting ensure . 502. Use of Waste Fund (a) In general Section 302(d) of the Nuclear Waste Policy Act of 1982 ( 42 U.S.C. 10222(d) ) is amended— (1) in paragraph (1), by striking maintenance and monitoring and all that follows through the semicolon at the end and inserting maintenance and monitoring of any repository or test and evaluation facility constructed under this Act; ; (2) in paragraph (4), by striking to be disposed of and all that follows through the semicolon at the end and inserting to be disposed of in a repository or to be used in a test and evaluation facility;