Civil Aviation (61 Stat. 1180) in effect on the earlier of the date of the issuance of such regulations or the date that is 4 years after the date of enactment of this Act. (b) Contents of regulations The regulations issued under subsection (a) shall, at a minimum, include provisions for the Administrator’s approval of, and regular oversight of adherence to, a certificate holder’s safety management system adopted pursuant to such regulations. (c) Deadline Not later than 12 months after the end of the comment period for the proposed rule issued pursuant to subsection (a), the Administrator shall issue a final rule with respect to such proposed rule. (d) Safety reporting program The regulations issued under subsection (a) shall require a safety management system to include a confidential employee reporting system through which employees can report hazards, issues, concerns, occurrences, and incidents. A reporting system under this subsection shall include provisions for non-punitive reporting of such items by employees in a manner consistent with other confidential employee reporting systems administered by the Administrator. Such regulations shall also require a certificate holder described in subsection (a) to submit a summary of reports received under this subsection to the Administrator at least twice per year. (e) Code of ethics The regulations issued under subsection (a) shall require a safety management system to include establishment of a code of ethics applicable to all employees of a certificate holder, including officers, which clarifies that safety is the organization’s highest priority. (f) Protection of safety information Section 44735(a) of title 49, United States Code, is amended— (1) by striking title 5 if the report and inserting the following: title 5— (1) if the report