; (2) prescribe performance-based regulations and minimum safety standards for the certification and operation of air navigation facilities (other than facilities that may be operated without additional approval or certification pursuant to section 90318); and (3) identify policies and other administrative materials of the FAA in effect before the date of transfer for providing air traffic services that will apply to the Corporation. (b) Safety management system (1) In general The regulations and standards prescribed pursuant to subsection (a) shall include a safety management system for air traffic services provided by the Corporation. (2) Foundation The safety management system shall be based on the safety management system used by the Air Traffic Organization of the FAA before the date of transfer. (3) Use by Corporation Beginning on the date of transfer, the Corporation shall use the safety management system, including any changes thereto, when assessing and managing risks in all procedures, processes, and practices necessary to provide air traffic services. (4) FAA oversight To the maximum extent practicable, for at least 2 years after the date of transfer, the Air Traffic Safety Oversight Service of the FAA shall employ the same oversight processes and procedures in use before the date of transfer. (c) Proposals To modify air traffic management procedures, assignments, and classifications of airspace (1) Submission of proposals to Secretary The Corporation or another interested party may submit to the Secretary a proposal to modify— (A) air traffic management procedures, assignments, classifications of airspace, or other actions affecting airspace access that are developed pursuant to the safety management system