; and (B) grant to the State or tribe the exclusive responsibility and authority to implement the approved program. (3) Withdrawal of approval The Secretary shall withdraw the approval and authorization if the Secretary determines that the State or tribal program is not in compliance with procedures, guidelines, and requirements established by the Secretary. (4) Approval of existing programs Subject to paragraph (3), any State program in an abandoned hardrock mine State or tribal program for reclamation of abandoned mines approved under title IV of the Surface Mining Control and Reclamation Act of 1977 ( 30 U.S.C. 1231 et seq.) before the date of enactment of this Act and in good standing with the Secretary as of that date shall be considered approved under this title. 402. Use and objectives of the Fund (a) Use (1) In general The Secretary may, without fiscal year limitation and without further appropriation, use amounts in the Fund for the reclamation and restoration of land and water resources adversely affected by past hardrock minerals and mining and related activities in abandoned hardrock mine States and on Indian land located within the exterior boundaries of abandoned hardrock mine States, including the conduct of activities— (A) to protect public health and safety; (B) to prevent, abate, treat, and control water pollution created by abandoned mine drainage, including activities conducted in watersheds; (C) to reclaim and restore abandoned surface and underground mined areas; (D) to reclaim and restore abandoned milling and processing areas; (E) to backfill, seal, or otherwise control abandoned underground mine entries; (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