Code of Federal Regulations Title 43. Public Lands:  Interior § 43.2650.3–1 Lawful entries and lawful settlements

(a) Pursuant to sections 14(g) and 22(b) of the Act, all conveyances issued under the act shall exclude any lawful entries or entries which have been perfected under, or are being maintained in compliance with, laws leading to the acquisition of title, but shall include land subject to valid existing rights of a temporary or limited nature such as those created by leases (including leases issued under section 6(g) of the Alaska Statehood Act), contracts, permits, rights-of-way, or easements.

(b) The right of use and occupancy of persons who initiated lawful settlement or entry of land, prior to August 31, 1971, is protected:  Provided, That:

(c) In the event land excluded from conveyance under paragraph (a) of this section reverts to the United States, the grantee or his successor in interest shall be afforded an opportunity to acquire such land by exchange pursuant to section 22(f) of the Act.