; and (4) in section 3264, by striking for the use and inserting for the cost-reimbursable use . (b) Modifications to nonproliferation and national security scholarship and fellowship programs Section 3113 of the Duncan Hunter National Defense Authorization Act for Fiscal Year 2009 ( 50 U.S.C. 2444 ) is amended— (1) by striking Department of Energy each place it appears and inserting National Nuclear Security Administration ; and (2) by striking of the Department each place it appears and inserting of the Administration ; (c) Modifications to certain nuclear weapons stockpile matters The Atomic Energy Defense Act ( 50 U.S.C. 2501 et seq. ) is amended— (1) in section 4201(b)— (A) by striking paragraph (5); (B) by redesignating paragraphs (1) through (4) as paragraphs (2) through (5), respectively; (C) by inserting after the matter preceding paragraph (2), as so redesignated, the following new paragraph (1): (1) An increased level of effort for the construction of new facilities and the modernization of existing facilities with production and manufacturing capabilities that are necessary to support the deterrence of strategic attacks against the United States by maintaining and enhancing the performance, reliability, and security of the United States nuclear weapons stockpile, including— (A) the nuclear weapons production facilities; and (B) production and manufacturing capabilities resident in the national security laboratories. ; (D) in paragraph (2), as so redesignated, by striking An increased level of effort and inserting Support ; (E) in paragraph (3), as so redesignated, by striking An increased level of effort and inserting Support ; and (F) by amending paragraph (4), as so redesignated, to read as follows: (4) Support for the modernization of facilities and projects that contribute to the experimental capabilities of the United States that support the sustainment and modernization of the United States nuclear weapons stockpile and the capabilities required to assess nuclear weapons effects.