; 130 Stat. 2342) with regard to the Under Secretary of Defense for Acquisition and Sustainment shall not be made. (b) Executive Schedule Level III Effective on February 1, 2018, section 5314 of title 5, United States Code, is amended by inserting before the item relating to the Under Secretary of Defense for Policy the following: Under Secretary of Defense for Acquisition and Sustainment. . 905. Technical amendment Section 901(a) of the National Defense Authorization Act for Fiscal Year 2017 ( Public Law 114–328 ; 130 Stat. 2339; 10 U.S.C. 133a note) is amended— (1) by striking Research and Engineering .— and all that follows through Effective on February 1, 2018 and inserting Research and Engineering .—Effective on February 1, 2018