6 U.S. Code § 124l - National asset database
In accordance with Homeland Security Presidential Directive–7, as in effect on January 1, 2007, the Secretary shall establish and maintain a single classified prioritized list of systems and assets included in the database under paragraph (1) that the Secretary determines would, if destroyed or disrupted, cause national or regional catastrophic effects.
The Secretary shall use the database established under subsection (a)(1) in the development and implementation of Department plans and programs as appropriate.
The Secretary shall identify and evaluate methods, including the Department’s Protected Critical Infrastructure Information Program, to acquire relevant private sector information for the purpose of using that information to generate any database or list, including the database established under subsection (a)(1) and the list established under subsection (a)(2).
The classification of information required to be provided to Congress, the Department, or any other department or agency under this section by a sector-specific agency, including the assignment of a level of classification of such information, shall be binding on Congress, the Department, and that other Federal agency.
Not later than 180 days after August 3, 2007, and annually thereafter, the Secretary shall submit to the Committee on Homeland Security and Governmental Affairs of the Senate and the Committee on Homeland Security of the House of Representatives a report on the database established under subsection (a)(1) and the list established under subsection (a)(2).
By not later than two years after August 3, 2007, the Inspector General of the Department shall conduct a study of the implementation of this section.