; and (4) such other duties as the Assistant Secretary of Defense for Energy, Installations, and Environment may determine appropriate. (c) Initial briefing Not later than 90 days after the date of the enactment of this Act, the Under Secretary of Defense for Acquisition and Sustainment shall brief the congressional defense committees on the resources, organization, and other matters required to establish the Office. (d) Annual report Not later than one year after the date of the enactment of this Act, and annually thereafter, the Under Secretary of Defense for Acquisition and Sustainment shall submit to the congressional defense committees a report on metrics relating to community engagement conducted by the Office. 4. Technical assistance for communities and individuals potentially affected by releases at current and former Department of Defense facilities (a) Technical assistance for navigation of response actions (1) In general Beginning not later than 180 days after the date of the enactment of this Act, and subject to such amounts as are provided in appropriations Acts, the Secretary of Defense, acting through the Director of the Office of Local Defense Community Cooperation, shall furnish technical assistance services described in paragraph (3) to communities, or individuals who are members thereof, that may be affected by a release or threatened release of a pollutant at a facility under the jurisdiction of, or formerly used by or under the jurisdiction of, the Department of Defense. (2) Implementation The Secretary, acting through the Director of the Office of Local Defense Community Cooperation, may furnish technical assistance services pursuant to paragraph (1) through a Federal interagency agreement, a private service provider, or a cooperative agreement entered into with a nonprofit organization. (3) Services provided The technical assistance services described in this paragraph are services to improve public participation in, or assist in the navigation of, environmental response efforts, including—