; (2) instructions and templates to inform the compilation of the inventory required under section 3(a)(1), as necessary; (3) instructions and templates to inform the compilation and publication of, and any subsequent updates to, the modernization plans required under section 4(a), as necessary; and (4) any other guidance determined necessary for the implementation of this Act or the amendments made by this Act, including how the implementation of this Act or those amendments complements laws, regulations, and guidance relating to information technology modernization. 6. Comptroller General review (a) In general Not later than 3 years after the date of enactment of this Act, the Comptroller General shall submit to the Committee on Homeland Security and Governmental Affairs of the Senate and the Committee on Oversight and Accountability of the House of Representatives a report on— (1) the implementation of this Act and the amendments made by this Act; and (2) how this Act and the amendments made by this Act function alongside other information technology modernization offices, policies, and programs, such as— (A) the Technology Modernization Fund and the IT working capital fund; (B) the Federal Risk and Authorization Management Program, the 18F program, and the 10X program of the General Services Administration; (C) programs and policies of the Office of Management and Budget, including the Office of Electronic Government and the United States Digital Service; and (D) any other office, policy, or program of the Federal Government determined relevant by the Comptroller General. 7. Protection of sensitive information; exemption of national security systems (a) In general Nothing in this Act or the amendments made by this Act shall be construed to require the head of an agency to disclose sensitive information that— (1) is protected from disclosure under any other law