; . 306. Acquisition authorities for Chief Information Officer Section 703 of the Homeland Security Act of 2002 ( 6 U.S.C. 343 ) is amended— (1) by redesignating subsection (b) as subsection (c); and (2) by inserting after subsection (a) the following new subsection: (b) Acquisition responsibilities In addition to the responsibilities specified in section 11315 of title 40, United States Code, the acquisition responsibilities of the Chief Information Officer, in consultation with the Under Secretary for Management, shall include the following: (1) Overseeing the management of the Homeland Security Enterprise Architecture and ensuring that, before each acquisition decision event (as such term is defined in section 830), information technology aspects of acquisition programs comply with any departmental information technology management requirements, security protocols, and the Homeland Security Enterprise Architecture, and in any case in which information technology aspects of acquisitions do not comply with the Department’s management directives, making recommendations to the Department’s Acquisition Review Board regarding such noncompliance. (2) Providing recommendations to the Acquisition Review Board regarding information technology programs, and developing information technology acquisition strategic guidance. . B Requirements and Oversight 321. Acquisition documentation (a) In general Subtitle D of title VIII of the Homeland Security Act of 2002 ( 6 U.S.C. 341 et seq.) is amended by adding at the end the following new section: 837. Acquisition documentation (a) In general For each major acquisition program, the Secretary, acting through the Under Secretary for Management, shall require the head of a relevant component or office to— (1) maintain acquisition documentation that is complete, accurate, timely, and valid, and that includes, at a minimum— (A) operational requirements that are validated consistent with departmental policy; (B) a complete life cycle cost estimate with supporting documentation