; and (2) fulfill congressional rulemaking mandates. (b) Report required Not later than 1 year after the date of enactment of this Act, the Secretary of Transportation shall submit to Congress a report on— (1) any progress made on implementation of subsection (a); (2) the implementation of the recruitment and retention incentives authorized in section 102 of the PIPES Act of 2020 ( Public Law 116–260 ); (3) barriers and challenges to hiring and retention at the Administration; (4) staffing levels of inspection and enforcement personnel of the Administration; and (5) any additional workforce needs of the Administration. (c) Effect on existing regulation Section 102(c) of the PIPES Act of 2020 ( 49 U.S.C. 60101 note) is amended by striking paragraph (3) and inserting the following: (3) Effect on existing regulation In implementing the incentives described in paragraph (1), the Secretary, in consultation with the Administrator of the Pipeline and Hazardous Materials Safety Administration, may waive existing regulations. . 5. Regulatory updates (a) Definition of outstanding mandate In this section, the term outstanding mandate means— (1) a final rule required to be issued under the Pipeline Safety, Regulatory Certainty, and Job Creation Act of 2011 ( Public Law 112–90 ) that has not been published in the Federal Register; (2) a final rule required to be issued under the PIPES Act of 2016 ( Public Law 114–183 ) that has not been published in the Federal Register; (3) a final rule required to be issued under the PIPES Act of 2020 ( Public Law 116–260 ) that has not been published in the Federal Register; and (4) any other final rule regarding gas or hazardous liquid pipeline facilities that— (A) has not been published in the Federal Register