; and (2) in paragraph (6), by striking subparagraph (C). (c) Authorization of appropriations Section 711 of the Defense Production Act ( 50 U.S.C. 4561 ) is amended by striking is authorized to be appropriated $133,000,000 for fiscal year 2015 and each fiscal year thereafter and inserting are hereby authorized to be appropriated such sums as may be necessary and appropriate . 833. Authority to enter into contracts for contracted adversary air and contracted close air support (a) Authority To enter into contracts In accordance with section 2401 of title 10, United States Code, the Secretary of a military department may enter into a long-term contract for contracted adversary air and contracted close air support to provide for the training of military personnel. (b) Nonapplicability of certain requirements The notification and certification requirements of section 2401(b) of title 10, United States Code, do not apply to contracted adversary air and contracted close air support training services authorized under this section. (c) Effective date This section shall be effective for fiscal year 2020 and each fiscal year thereafter. IX Department of Defense organization and management 901. Update of authorities relating to nuclear command, control, and communications (a) Duties and powers of Under Secretary of Defense for Acquisition and Sustainment Section 133b(b) of title 10, United States Code, is amended— (1) by redesignating paragraphs (4), (5), (6), and (7) as paragraphs (5), (6), (7), and (8), respectively; (2) by inserting after paragraph (3) the following new paragraph (4): (4) establishing policies for, and providing oversight, guidance, and coordination for, nuclear command and control systems; ; and (3) in paragraph (6), as so redesignated, by inserting after overseeing the modernization of nuclear forces the following: , including the nuclear command, control, and communications system, . (b) Chief Information Officer Section 142(b)(1) of such title is amended— (1) by striking subparagraph (G)