; (F) to revegetate land adversely affected by past mining activities— (i) to prevent erosion and sedimentation; and (ii) for any other reclamation purpose; (G) to control surface subsidence due to abandoned underground mines; and (H) to enhance fish and wildlife habitat. (2) Determination Before expending amounts in the Fund for the purposes described in paragraph (1), the Secretary shall make a determination that there is no continuing reclamation responsibility of the claim holder, operator, or other person who abandoned the site before completion of the required reclamation under Federal or State law. (b) Allocation Of the amounts deposited in the Fund each fiscal year— (1) 20 percent shall be allocated by the Secretary for expenditure by the Secretary or, if a State or Indian tribe has an approved program pursuant to section 401(e), by the State or Indian tribe, in the States in which, or on Indian land on which, hardrock minerals are produced, based on a formula reflecting existing production in the State or on the land of the Indian tribe; (2) 30 percent shall be allocated by the Secretary for expenditure by the Secretary or, if a State or Indian tribe has an approved program pursuant to section 401(e), by the State or Indian tribe, in the States and on Indian land using a formula based on the quantity of hardrock minerals historically produced in the State or from the Indian land before the date of enactment of this Act; (3) 25 percent shall be allocated by the Secretary for expenditure on Federal land; (4) 10 percent shall be available to the Secretary for grants under subsection (e); (5) 10 percent shall be available to the Secretary for grants under subsection (f)