Initiation of remedial actions with respect to perfluoroalkyl and polyfluoroalkyl substances

(a) Initiation of remedial actions (1) In general To the extent that it is consistent with the Comprehensive Environmental Response, Compensation, and Liability Act of 1980 (42 U.S.C. 9601 et seq.) and any other applicable law, and except as provided in paragraph (2), not later than two years after the date of the enactment of this Act, the Secretary of Defense shall initiate interim remedial actions with respect to perfluoroalkyl and polyfluoroalkyl substances at not fewer than 50 covered sites. (2) Exception (A) In general The Secretary may initiate interim remedial actions with respect to perfluoroalkyl and polyfluoroalkyl substances at fewer than 50 covered sites only if the Secretary cannot find enough covered sites meeting the factor specified under section 300.415(b)(2)(i) of title 40, Code of Federal Regulations, or successor regulations. (B) Report If the Secretary utilizes the exception under subparagraph (A), the Secretary shall submit to Congress a report verifying that the Secretary assessed each covered site and was unable to find a sufficient number of covered sites meeting the factor specified in such subparagraph. (b) Timely completion of ongoing actions The Secretary shall ensure the timely completion of interim remedial actions at installations of the Department of Defense that are ongoing as of the date of the enactment of this Act. (c) Covered site defined In this section, the term covered site — (1) means, of the 723 installations of the Department assessed for use or potential use of perfluoroalkyl and polyfluoroalkyl substances set forth in the publication of the Department dated March 31, 2025, the installations at which the estimated remedial investigation or feasibility study end date is delayed as compared to the date specified for such site in the similar publication of the Department dated December 2024; and (2) shall be interpreted consistent with the Comprehensive Environmental Response, Compensation, and Liability Act of 1980 (42 U.S.C. 9601 et seq.) and any other applicable law.