Defense for Research and Engineering . (5) Public Law 113–291 Section 852 of the Carl Levin and Howard P. Buck McKeon National Defense Authorization Act for Fiscal Year 2015 ( 10 U.S.C. 2302 note) is amended by striking The Under Secretary of Defense for Acquisition, Technology, and Logistics and inserting The Under Secretary of Defense for Acquisition and Sustainment . (6) Public law 112–239 Section 157(c) of the National Defense Authorization Act for Fiscal Year 2013 (Public law 112–239