; (2) testing; (3) remediation; (4) contaminant disposal; and (5) community outreach. 326. Report on schedule and cost estimates for completion of testing and remediation of contaminated sites and publication of cleanup information (a) Report (1) In general Not later than 270 days after the date of the enactment of this Act, and once every two years thereafter through December 31, 2029, the Secretary of Defense shall submit to the Committees on Armed Services of the Senate and the House of Representatives a report detailing— (A) a proposed schedule for the completion of testing and remediation activities, including remediation of perfluoroalkyl substances and polyfluoroalkyl substances, at military installations, facilities of the National Guard, and formerly used defense sites in the United States where the Secretary obligated funding for environmental restoration activities in fiscal year 2022; (B) detailed cost estimates to complete such activities, if such estimates are available; and (C) if such estimates are not available, estimated costs to complete such activities based on historical costs of remediation for— (i) sites remediated under the Defense Environmental Restoration Program under section 2701 of title 10, United States Code; (ii) other Federally-funded sites