; and (D) increasing predictability, airspace capacity, and efficiency. (c) NextGen metrics report Section 106(s)(5) of title 49, United States Code, is amended by adding at the end the following: (I) Developing, as part of the annual report required under paragraph (4), a description of the progress made in meeting the near-term NextGen performance goals required pursuant to section 242 of the 21st Century AIRR Act and delivering near-term NextGen benefits. . (d) Chief NextGen officer responsibility for meeting near-Term NextGen goals Section 106(s)(3) of title 49, United States Code, is amended by adding at the end the following: In evaluating the performance of the Chief NextGen Officer, the Administrator shall consider the progress made in meeting the near-term NextGen performance goals required pursuant to section 242 of the 21st Century AIRR Act and delivering near-term NextGen benefits. . 243. Severability If a provision of this title (including any amendment made by this title) or its application to any person or circumstance is held invalid, neither the remainder of this title nor the application of the provision to other persons or circumstances shall be affected. III FAA Safety Certification Reform A General Provisions 301. Definitions In this title, the following definitions apply: (1) FAA The term FAA means the Federal Aviation Administration. (2) Safety Oversight and Certification Advisory Committee The term Safety Oversight and Certification Advisory Committee means the Safety Oversight and Certification Advisory Committee established under section 302. (3) Systems safety approach The term systems safety approach means the application of specialized technical and managerial skills to the systematic, forward-looking identification and control of hazards throughout the lifecycle of a project, program, or activity. 302. Safety Oversight and Certification Advisory Committee (a) In general Not later than 60 days after the date of enactment of this Act, the Secretary of Transportation shall establish a