1. Short title This Act may be cited as the DHS Acquisition Authorities Act of 2017 . 2. Acquisition authorities for Under Secretary for Management of the Department of Homeland Security Section 701 of the Homeland Security Act of 2002 ( 6 U.S.C. 341 ) is amended by— (1) redesignating subsections (d) and (e) as subsections (e) and (f), respectively; and (2) inserting after subsection (c) the following: (d) Acquisition and related responsibilities (1) Definitions In this subsection, the terms acquisition , acquisition decision authority , acquisition program baseline , best practices , Component Acquisition Executive , and major acquisition program shall have the meanings given those terms in section 710. (2) Chief Acquisition Officer (A) In general Notwithstanding section 1702(b) of title 41, United States Code, the Under Secretary for Management is the Chief Acquisition Officer of the Department. (B) Authorities The Under Secretary for Management shall— (i) have the authorities and perform the functions specified in section 1702(b) of title 41, United States Code