; and (ii) to achieve management objectives. (B) Separate treatment of facility or improvement A facility or improvement on an administrative site to be leased under this Act may be severed from the land and leased under a separate lease under this Act. (3) Consideration (A) In general A person to which a lease of an administrative site is made under this Act shall provide to the Secretary consideration described in subparagraph (B) in an amount that is not less than the market value of the administrative site, as determined in accordance with subparagraph (C). (B) Form of consideration The consideration referred to in subparagraph (A) may be— (i) cash; (ii) in-kind, including— (I) the construction of new facilities or improvements, title to which the lessee transfers to the Secretary, for use by the Secretary; (II) the maintenance, repair, improvement, or restoration of existing facilities or improvements; and (III) other services relating to activities that occur on the administrative site as the Secretary considers appropriate; or (iii) any combination of the consideration described in clauses (i) and (ii). (C) Determination of Market Value (i) In general The Secretary shall determine the market value of an administrative site to be leased under this Act— (I) by conducting an appraisal in accordance with— (aa) the Uniform Appraisal Standards for Federal Land Acquisitions established in accordance with the Uniform Relocation Assistance and Real Property Acquisition Policies Act of 1970 ( 42 U.S.C. 4601 et seq.); and (bb) the Uniform Standards of Professional Appraisal Practice