; or (B) with respect to any parcel of eligible land selected for sale or exchange under subsection (c) that is not sold or exchanged, not later than 2 years after the date on which the parcel was offered for sale or exchange under this section. 614. Sale of encumbered land (a) Authorization of conveyance Notwithstanding sections 202, 203, 206, and 209 of the Federal Land Policy and Management Act of 1976 ( 43 U.S.C. 1712 , 1713, 1716, 1719), not later than 90 days after the date of the enactment of this Act and subject to valid existing rights held by third parties, the Secretary shall offer to convey to qualified entities, for fair market value, the remaining right, title, and interest of the United States, in and to the encumbered land. (b) Costs of sales to qualified entities As a condition of each conveyance of encumbered land under this section, the qualified entity shall pay all costs related to the conveyance of the encumbered land, including the costs of surveys and other administrative costs associated with the conveyance. (c) Offer To convey (1) In general Not later than 180 days after the date on which the Secretary receives a fair market offer from a qualified entity for the conveyance of encumbered land, the Secretary shall accept the fair market value offer. (2) Appraisal Fair market value of the interest of the United States in and to encumbered land shall be determined by an appraisal conducted in accordance with the Uniform Standards of Professional Appraisal Practice. (d) Conveyance Not later than 180 days after the date of acceptance by the Secretary of an offer from a qualified entity under subsection (c)(1) and completion of a sale for all or part of the applicable portion of encumbered land to the qualified entity, the Secretary, by delivery of an appropriate deed, patent, or other valid instrument of conveyance, shall convey to the qualified entity all remaining right, title, and interest of the United States in and to the applicable portion of the encumbered land. (e) Merger Subject to