16 U.S. Code § 410aaa–4 - Withdrawal

Subject to valid existing rights, all Federal lands within the park are hereby withdrawn from all forms of entry, appropriation, or disposal under the public land laws; from location, entry, and patent under the United States mining laws; and from disposition under all laws pertaining to mineral and geothermal leasing, and mineral materials, and all amendments thereto.

(Pub. L. 103–433, title III, § 305, Oct. 31, 1994, 108 Stat. 4486.)