The authority of the Secretary of the Interior to acquire land and water for Everglades National Park shall on and after be restricted to the area within the boundary described in . Notwithstanding the proviso contained in , or any other provision of law, the said Secretary is authorized on and after , within the boundary fixed in sections 410i to 410p of this title and with any funds made available for that purpose, to acquire land, water, and interests therein by purchase or otherwise.section 410i of this titlesection 410 of this titleJuly 2, 19581958-07-02July 2, 19581958-07-02

The authority to acquire land, water, and interests therein within the park boundary fixed in but outside the area designated in sections 410e to 410h of this title, is further subject to the right of retention by the owners thereof, including owners of interests in oil, gas, and mineral rights or royalties, and by their heirs, executors, administrators, successors, and assigns, at their election of the following:section 410i of this title

(1) The reservation until , of all oil, gas, and mineral rights or interests, including the right to lease, explore for, produce, store, and remove oil, gas, and other minerals from such lands;October 9, 19671967-10-09

(2) In the event that on or before said date, oil, gas, or other minerals are being produced in commercial quantities anywhere within the boundary fixed in but outside the area designated in sections 410e to 410h of this title, the time of the reservation provided in subsection (1) above shall automatically extend for all owners within said boundary and outside of said area regardless of whether such production is from land in which such owners have an interest, for so long as oil, gas, or other minerals are produced in commercial quantities anywhere within said boundary and outside of said area. To exercise this reservation, the owners, their lessees, agents, employees, and assigns shall have such right of ingress to and egress from such land and water as may be necessary; andsection 410i of this title

(3) After the termination of the reserved rights of owners as set forth in subsections (1) and (2) of this section, a further reservation of the right to customary royalties, applying at the time of production, in any oil, gas, or other minerals which may be produced from such land and water at any time before , should production ever be authorized by the Federal Government or its assigns.January 1, 19851985-01-01