1958—Pub. L. 85–505 struck out provisions which related to prospecting permits, provided that the annual lease rentals and royalty payments shall be identical with those prescribed for leases covering similar lands in the States of the United States, permitted a payment of 25 cents per acre as lease rental for the first year of the lease in those leases issued pursuant to applications or offers filed prior to and pending on May 3, 1958, and prohibited the Secretary from prescribing or approving any cooperative or unit plan of development or operation or any operating, drilling, or development contract establishing different royalty or rental rates for Alaska lands than for similar lands within the States of the United States.

Admission of Alaska into the Union was accomplished Jan. 3, 1959, on issuance of Proc. No. 3269, Jan. 3, 1959, 24 F.R. 81, 73 Stat. c16, as required by sections 1 and 8(c) of Pub. L. 85–508, July 7, 1958, 72 Stat. 339, set out as notes preceding section 21 of Title 48, Territories and Insular Possessions.