; or (ii) the date on which the Chairman determines there is no longer a severe shortage of candidates or a critical hiring need for covered positions to carry out the Commission’s responsibilities and activities. (B) Renewal The Chairman may renew a certification issued or renewed under this subsection for an additional 5-year period if the Chairman determines there is still a severe shortage of candidates or a critical hiring need for covered positions to carry out the Commission’s responsibilities and activities. (4) Covered position In this subsection, the term covered position means a position in which an employee is responsible for conducting work of a scientific, technical, engineering, mathematical, legal, or otherwise highly specialized or skilled nature. (b) Addressing insufficient compensation of employees and other personnel of the Commission (1) In general Notwithstanding any other provision of law, if the Chairman of the Commission publicly certifies that compensation for a category of employees or other personnel of the Commission is insufficient to retain or attract employees and other personnel to allow the Commission to carry out the functions of the Commission in a timely, efficient, and effective manner, the Chairman may fix the compensation for the category of employees or other personnel without regard to chapter 51 and chapter 53 of title 5, United States Code, or any other civil service law. (2) Certification requirements A certification issued under paragraph (1) shall— (A) apply with respect to a category of employees who serve in covered positions, as defined in subsection (a)(4); (B) specify a maximum amount of reasonable compensation for the category of employees or other personnel; (C) be valid for a 5-year period beginning on the date on which the certification is issued