; (5) serving as the official with principal responsibility in the Department for providing for the availability of common, usable, Defense-wide data sets with applications such as improving acquisition outcomes and personnel management; and (6) the authority to direct the Secretaries of the military departments and the heads of all other elements of the Department with regard to matters for which the Chief Management Officer has responsibility under this section. (c) Precedence The Chief Management Officer takes precedence in the Department of Defense after the Secretary of Defense and the Deputy Secretary of Defense. . (2) Clerical amendment Effective February 1, 2018, the table of sections at the beginning of chapter 4 of such title is amended by striking the item relating to section 132a and inserting the following new item: 132a. Chief Management Officer. . (b) Conforming repeal of prior authorities on CMO (1) In general Effective on January 31, 2018, subsection (c) of section 901 of the National Defense Authorization Act for Fiscal Year 2017 ( Public Law 114–328 ; 130 Stat. 2341; 10 U.S.C. 131 note) is repealed, and the amendments to be made by paragraph (4) of that subsection shall not be made. (2) Further conforming amendments Effective on February 1, 2018, section 132 of title 10, United States Code, is amended— (A) by striking subsection (c); and (B) by redesignating subsection (d) as subsection (c). (c) Conforming amendments on precedence in DoD Effective on February 1, 2018, and immediately after the coming into effect of the amendments made by section 901 of the National Defense Authorization Act for Fiscal Year 2017— (1) section 131(b) of title 10, United States Code, is amended— (A) by redesignating paragraphs (2) through (9) as paragraphs (3) through (10), respectively; and (B) by inserting after paragraph (1) the following new paragraph (2): (2) The Chief Management Officer of the Department of Defense.