; and (BB) which may not require a formal appraisal, if the Secretary concerned determines that an appraisal is unnecessary because the valuation is uncomplicated and the anticipated value is estimated to be $10,000 or less, based on a review of available data. (ii) Priority In entering into public access agreements under paragraph (2)(B), the Secretary concerned may give priority to a public access agreement that provides public access to public lands or National Forest System land under the jurisdiction of the Secretary concerned of at least 640 acres with respect to which there is restricted or no public access. (iii) No Federal interest In entering into a public access agreement under paragraph (2)(B), the Secretary concerned shall not acquire a Federal interest in private land and, as a result, shall not be subject to Federal acquisition regulations. (iv) Effect If a landowner elects not to enter into a public access agreement under paragraph (2)(B), the election shall not affect a grazing permit or lease held by the landowner. . 4. Renewal term of grazing permits or leases Section 402 of the Federal Land Policy and Management Act of 1976 ( 43 U.S.C. 1752 ) is amended— (1) in subsection (a), by striking ten years and inserting not more than 20 years ; and (2) in subsection (b)— (A) in the matter preceding paragraph (1), by striking shorter than ten years and inserting of less than 20 years ; (B) in paragraph (1), by striking or at the end; (C) in paragraph (2)— (i) by striking ten years and inserting 20 years ; and (ii) by striking or at the end; (D) by redesignating paragraph (3) as paragraph (4); (E) by inserting after paragraph (2) the following: (3) the initial environmental analysis under the National Environmental Policy Act of 1969 ( 42 U.S.C. 4321 et seq. ) with respect to a grazing allotment, permit, or lease has not been completed; or ; and (F) in paragraph (4) (as so redesignated)— (i) in the first proviso, by striking shorter than ten years and inserting of less than 20 years