; or (iv) a field office of the Bureau of Land Management; and (B) with respect to the Department of Agriculture— (i) a regional office of the Forest Service; (ii) a management unit of the Forest Service; or (iii) a ranger district office of the Forest Service. (8) Public lands The term public lands has the meaning given that term in section 103 of the Federal Land Policy and Management Act of 1976 ( 43 U.S.C. 1702 ). (9) Relevant covered department The term relevant covered department means— (A) with respect to the Secretary of the Interior, the Department of the Interior; and (B) with respect to the Secretary of Agriculture, the Department of Agriculture. (10) Secretaries concerned The term Secretaries concerned means— (A) the Secretary of the Interior; and (B) the Secretary of Agriculture, acting through the Chief of the Forest Service.