; and (B) any regular, fixed supplemental payment for non-overtime hours of work creditable as basic pay for retirement purposes, including any applicable locality payment and any special rate supplement; (2) the term Administrator means the Administrator of the Transportation Security Administration; (3) the term covered employee means an employee who holds a covered position; (4) the term covered position means a position within the Transportation Security Administration; (5) the term conversion date means the date as of which subparagraphs (A) through (D) of paragraph (3) of subsection (b) take effect; (6) the term 2019 Determination means the publication, entitled Determination on Transportation Security Officers and Collective Bargaining , issued on July 13, 2019, by Administrator David P. Pekoske; (7) the term employee has the meaning given such term by section 2105 of title 5, United States Code; (8) the term Secretary means the Secretary of Homeland Security; and (9) the term TSA personnel management system means any personnel management system established or modified under— (A) section 111(d) of the Aviation and Transportation Security Act ( 49 U.S.C. 44935 note); or (B) section 114(n) of title 49, United States Code. (b) Conversion of TSA personnel (1) Restrictions on certain personnel authorities Notwithstanding any other provision of law, effective as of the date of the enactment of this Act— (A) any TSA personnel management system in use for covered employees and covered positions on the day before such date of enactment, and any TSA personnel management policy, letters, guideline, or directive in effect on such day may not be modified; (B) no TSA personnel management policy, letter, guideline, or directive that was not established before such date issued pursuant to section 111(d) of the Aviation and Transportation Security Act ( 49 U.S.C. 44935 note) or section 114(n) of title 49, United States Code, may be established