; and (ii) approved by the Secretary; or (B) if conveyed by a method other than the methods described in paragraph (2), by competitive sale. (6) Hazardous substances (A) In general In any conveyance of Federal land under this section, the Secretary shall meet disclosure requirements for hazardous substances, but shall otherwise not be required to remediate or abate the substances. (B) Effect Nothing in this subsection otherwise affects the application of the Comprehensive Environmental Response, Compensation, and Liability Act of 1980 ( 42 U.S.C. 9601 et seq.) to the conveyances of Federal land. (d) Proceeds from the sale of land The Secretary shall deposit the proceeds of a conveyance of Federal land under subsection (c) in the fund established under Public Law 90–171 (commonly known as the Sisk Act ) ( 16 U.S.C. 484a ). (e) Administration (1) Costs As a condition of a conveyance of Federal land to Collins Camp Properties under subsection (c), the Secretary shall require Collins Camp Properties to pay at closing— (A) reasonable appraisal costs