; or (B) section 114(n) of title 49, United States Code. 4. Conversion of screening personnel (a) Termination of certain personnel authorities (1) TSA personnel management system Section 114 of title 49, United States Code, is amended by striking subsection (n). (2) Termination of flexibility in employment of screener personnel Section 111 of the Aviation and Transportation Security Act ( 49 U.S.C. 44935 note) is amended by striking subsection (d). (3) Human resources management system Section 9701 of title 5, United States Code, is amended— (A) by redesignating subsection (h) as subsection (i); and (B) by inserting after subsection (g) the following: (h) Limitation The human resources management system authorized under this section shall not apply to covered employees or covered positions (as such terms are defined in section 3 of the Strengthening American Transportation Security Act of 2019 ). . (4) Effective date The amendments made by this subsection shall take effect on the conversion date. (b) Covered employees and positions made subject to same personnel management system as applies to civil service employees generally On the earlier of a date determined by the Secretary or 60 days after the date of the enactment of this Act— (1) all TSA personnel management system policies, directives, letters, and guidelines (including the determinations of the Administrator described in paragraphs (7), (8), and (9) of section 2(a)) shall cease to be effective; (2) any human resources management system established or adjusted under section 9701 of title 5, United States Code, shall cease to be effective with respect to covered employees and covered positions