30 U.S.C. § 263 : US Code - Section 263: Permits to use or lease of nonmineral lands for camp sites, and other purposes; annual rentals; acreage

Search 30 U.S.C. § 263 : US Code - Section 263: Permits to use or lease of nonmineral lands for camp sites, and other purposes; annual rentals; acreage

In addition to areas of such mineral land which may be included
in any such prospecting permits or leases, the Secretary of the
Interior, in his discretion, may grant to a permittee or lessee of
lands containing sodium deposits, and subject to the payment of an
annual rental of not less than 25 cents per acre, the exclusive
right to use, during the life of the permit or lease, a tract of
unoccupied nonmineral public land, not exceeding forty acres in
area, for camp sites, refining works, and other purposes connected
with and necessary to the proper development and use of the
deposits covered by the permit or lease.