43 U.S.C. § 931c
The head of any department or agency of the Government of the United States having jurisdiction over public lands and national forests, except national parks and monuments, of the United States is authorized to grant permits, leases, or easements, in return for the payment of a price representing the fair market value of such permit, lease, or easement, to be fixed by such head of such department or agency through appraisal, for a period not to exceed thirty years from the date of any such permit, lease, or easement to States, counties, cities, towns, townships, municipal corporations, or other public agencies for the purpose of constructing and maintaining on such lands public buildings or other public works. In the event such lands cease to be used for the purpose for which such permit, lease, or easement was granted, the same shall thereupon terminate.
43 U.S.C. § 931c
STATUTORY NOTES AND RELATED SUBSIDIARIES
REPEAL; SAVINGS PROVISIONSection repealed by Pub. L. 94-579, title VII, §706(a), Oct. 21, 1976, 90 Stat. 2793, effective on and after Oct. 21, 1976, insofar as applicable to the issuance of rights-of-way over, upon, under, and through the public lands and lands in the National Forest System. Such repeal not to be construed as terminating any valid lease, permit, patent, etc., existing on Oct. 21, 1976, see section 701 of Pub. L. 94-579 set out as a note under section 1701 of this title.
EXISTING RIGHTS-OF-WAYProvisions of section 706(a) of Pub. L. 94-579 except as pertaining to rights-of-way, not to be construed as affecting the authority of the Secretary of Agriculture under this section, see section 706(b) of Pub. L. 94-579 set out as a note under section 1701 of this title.