; 126 Stat. 2178) is repealed. C Budget and financial management matters 3131. Updated financial integration policy Not later than 180 days after the date of the enactment of this Act, the Administrator for Nuclear Security shall issue an updated financial integration policy, which shall include the following: (1) Updated responsibilities for offices of the National Nuclear Security Administration and requirements for management and operating contractors, including contractors at sites that are not sites of the Administration. (2) Guidance for how offices of the Administration should use common financial data, including guidance requiring that such data be used as the primary source of financial data by program offices, to the extent practicable. (3) Processes recommended by the Government Accountability Office to improve financial integration efforts of the Administration, including an internal process to verify how management and operating contractors crosswalk data from their systems to the appropriate work breakdown structure of the Administration and apply common cost element definitions. (4) Any other matters the Administrator considers appropriate. D Other matters 3141. Integration of technical expertise of Department of Energy into policymaking The Secretary of Energy shall take such measures as are necessary to improve the integration of the scientific and technical expertise of the Department of Energy, especially the expertise of the national laboratories, into policymaking, including by— (1) ensuring that such expertise is involved during interagency discussions, regardless of the topic of such discussions; (2) decreasing restrictions on personnel of laboratories and other facilities of the Department working in the Department headquarters for 2- to 3-year rotations; (3) increasing collaboration among program managers and personnel of laboratories and other facilities of the Department during policy deliberations