; (2) flight crew prospective rest notifications; (3) compliance with flight and duty times limitations and post-duty rest requirements; and (4) duty period start and end times. (c) Safety management system oversight The Administrator, in performing oversight of the safety management system of an operator holding a certificate under part 135 of title 14, Code of Federal Regulations, following the implementation of the final rule issued based on the final rule titled Safety Management Systems , and published on April 26, 2024 (89 Fed. Reg. 33068), shall ensure such operator is evaluating and appropriately mitigating aviation safety risks, including, at minimum, risks associated with— (1) inadequate flight crewmember duty and rest periods; and (2) incomplete records pertaining to flight crew rest, duty, and flight times. (d) Organ transportation flights In updating guidance and policy pursuant to subsection (b), the Administrator shall consider and allow for appropriate accommodations, including accommodations related to subsections (b)(2) and (b)(4) for operators— (1) performing organ transportation operations; and (2) who have in place a means by which to identify and mitigate risks associated with flight crew duty and rest. 352. Flight data recovery from overwater operations (a) Flight data recovery from overwater operations Chapter 447 of title 49, United States Code, is further amended by adding at the end the following: 44746. Flight data recovery from overwater operations (a) In general Not later than 18 months after the date of enactment of this section, the Administrator of the Federal Aviation Administration shall complete a rulemaking proceeding to require that, not later than 5 years after the date of enactment of this section, all applicable aircraft are— (1) fitted with a means, in the event of an accident, to recover mandatory flight data parameters in a manner that does not require the underwater retrieval of the cockpit voice recorder or flight data recorder