developed in accordance with subsection (a) and the implementation policies developed pursuant to subsection (c). (2) Annual review The Under Secretary for Management shall annually review the data submitted pursuant to subsection (f)(2) to ensure all underutilized space (as such term is defined in subsection (e)) is properly identified. (3) Certification review The Under Secretary for Management shall review, and if appropriate, approve, component certifications under subsection (d) before such components may make any major real property acquisition, including entering into any new leases, renewing any existing leases, or agreeing to extend or newly occupy any Federal space or new construction, in accordance with the applicable regional real property strategy developed in accordance with subsection (a). (4) Congressional reporting The Under Secretary for Management shall annually provide information to the Committee on Homeland Security of the House of Representatives and the Committee on Homeland Security and Governmental Affairs of the Senate on the Department’s real property portfolio, including information relating to the following: (A) A summary of the Department’s real property holdings in each region described in the regional strategies developed in accordance with subsection (a), and for each such property, information including the total square footage leased, the total cost, the total number of staff at each such property, and the square foot per person utilization rate for office space (and whether or not such conforms with the workspace standard net usable square foot ranges established pursuant to subsection (b)(6)). (B) An accounting of all underutilized space (as such term is defined in subsection (e)). (C) An accounting of all instances in which the Department or its components consolidated their real property holdings or co-located with another entity within the Department. (D) A list of all certifications provided pursuant to subsection (d) and all such certifications approved pursuant to