activities on lands subject to this Act that was in existence on the date of enactment of this Act may only continue in force until 1 year after the date of enactment of this Act. During such 1-year period, the State and the Secretary shall review the terms of the agreement and make changes that are necessary to be consistent with this Act. IV Abandoned Hardrock Mine Reclamation 401. Establishment of Fund (a) Establishment There is established in the Department of the Treasury a separate account to be known as the Hardrock Minerals Reclamation Fund. (b) Investment The Secretary shall notify the Secretary of the Treasury as to what portion of the Fund is not, in the Secretary’s judgment, required to meet current withdrawals. The Secretary of the Treasury shall invest such portion of the Fund in public debt securities with maturities suitable for the needs of such Fund and bearing interest at rates determined by the Secretary of the Treasury, taking into consideration current market yields on outstanding marketplace obligations of the United States of comparable maturities. (c) Administration In addition to other uses authorized by this title, the Secretary may use amounts in the Fund as necessary for the administrative expenses of the United States, Indian Tribes, and the States to implement this title. 402. Contents of Fund The following amounts shall be credited to the Fund: (1) All moneys collected pursuant to section 502 and section 506 xreference . (2) All fees received under section 304(a)(1)(B) xreference . (3) All donations by persons, corporations, associations, and foundations for the purposes of this title. (4) All amounts deposited in the Fund under title I xreference . (5) All income on investments under section 401(b) xreference . (6) All amounts deposited in the Fund under section 403 xreference . 403. Displaced material reclamation fee (a) Imposition of fee Except as provided in subsection (g) xreference , each operator conducting hardrock mineral activities shall pay to the Secretary, for deposit