Agency headmeans the head of any Federal department or independent Federal office or agency, other than the Secretary of the Interior, which has jurisdiction over Federal lands.
eligible landsmeans all lands that are subject to leasing under this chapter and are not excluded from leasing by a statutory prohibition, and the term “available”, with respect to eligible lands, means those lands that have been designated as open for leasing under a land use plan developed under section 1712 of title 43 and that have been nominated for leasing through the submission of an expression of interest, are subject to drainage in the absence of leasing, or are otherwise designated as available pursuant to regulations adopted by the Secretary.
Federal landsmeans all lands owned by the United States except lands in the National Park System, lands held in trust for an Indian or Indian tribe, and lands on the Outer Continental Shelf.
Secretarymeans the Secretary of the Interior.
special tar sand areameans (1) an area designated by the Secretary of the Interior’s orders of November 20, 1980 (45 FR 76800–76801) and January 21, 1981 (46 FR 6077–6078) as containing substantial deposits of tar sand.
tar sandmeans any consolidated or unconsolidated rock (other than coal, oil shale, or gilsonite) that either: (1) contains a hydrocarbonaceous material with a gas-free viscosity, at original reservoir temperature, greater than 10,000 centipoise, or (2) contains a hydrocarbonaceous material and is produced by mining or quarrying.