36 C.F.R. § 251.63 Reciprocity.
Title 36 - Parks, Forests, and Public Property
If it is determined that a right-of-way shall be needed by the United States across nonfederal lands directly or indirectly owned or controlled by an applicant for a right-of-way across Federal lands, the authorized officer may condition a special use authorization to require the holder to grant the United States the needed right-of-way.
Title 36: Parks, Forests, and Public Property
PART 251—LAND USES
Subpart B—Special Uses
§ 251.63 Reciprocity.