; (2) a description of any root cause of unsafe conditions identified by such study, as well as an identification of any action required to address any such root cause; (3) the union representative comments solicited under subsection (b); and (4) any other recommendations for legislative or administrative action determined appropriate by the Administrator. (d) Definition of transport airplane For purposes of this section, the term transport airplane has the meaning given such term in FAA Notice N 8900.649, titled Use of Air Carrier Pilots During Flight Standardization Board Evaluations for Transport Airplanes (issued December 23, 2022). 335. Fire protection standards (a) Internal regulatory review team (1) Establishment Not later than 60 days after the date of enactment of this section, the Administrator shall establish an internal regulatory review team (in this section referred to as the Team ). (2) Review (A) In general Not later than 180 days after the date on which the Team is established, the Team shall conduct a review of foreign airworthiness standards and guidance for firewalls to determine best practices that should be adopted by the FAA and submit to the Administrator a report on the findings of such review. (B) Requirements In conducting the review, the Team shall— (i) identify any significant differences in standards or guidance with respect to test article selection, fire test boundaries, and evaluation criteria for such tests, including the use of certification by analysis where substantially similar designs have passed burn tests; (ii) assess the safety implications for any products imported into the United States that do not comply with the FAA’s firewall requirements; and (iii) consult with industry stakeholders to the maximum extent practicable. (b) Duties of the Administrator The Administrator shall— (1) not later than 60 days after the date on which the Team reports the findings of the review to the Administrator, update the FAA’s Significant Standards List based on such findings