; and (ii) upon request by any Member of Congress. (c) Verifying official worksite and locality payment accuracy (1) In general The Comptroller General shall— (A) not later than 180 days after the date of enactment of this Act, brief the appropriate congressional committees on how Executive departments determine the official worksite for an employee who teleworks, especially for the purpose of determining the amount of a locality payment paid to such an employee; and (B) not later than 1 year after the date on which the Comptroller General provides the briefing required under subparagraph (A), submit to the appropriate congressional committees a report regarding the matters described in that subparagraph. (2) Contents of report The report required under paragraph (1)(B) shall include an assessment of— (A) how Executive departments— (i) ensure that employees regularly report to the official worksite of those employees; and (ii) use the authorities under section 531.605(d)(2) of title 5, Code of Federal Regulations, or any successor regulation, including an assessment of— (I) the frequency with which Executive departments use those authorities; and (II) the average duration that employees telework under an exception granted under such section 531.605(d)(2)