; or (B) if the value is not equal— (i) equalized by the payment of funds to the western State or to the Secretary as the circumstances require; or (ii) reflected on the balance of a ledger account established under subsection (c). (2) Appraisal required Except as provided in subsection (b), the Secretary shall determine the value of a State land grant parcel and public land through an appraisal completed in accordance with— (A) the Uniform Appraisal Standards for Federal Land Acquisitions; and (B) the Uniform Standards for Professional Appraisal Practice. (3) Equalization For each transaction, an equalization payment described in paragraph (1)(B)(i) or a ledger entry described in paragraph (1)(B)(ii) may not exceed 25 percent of the total value of the land or interest transferred out of Federal ownership. (b) Low value parcels (1) Valuation The Secretary may, with the consent of a western State, use a summary appraisal or statement of value made by a qualified appraiser carried out in accordance with the Uniform Standards for Professional Appraisal Practice instead of an appraisal that complies with the Uniform Appraisal Standards for Federal Land Acquisitions if the western State and the Secretary agree that the market value of a State land grant parcel or a parcel of public land is— (A) less than $500,000