; and (D) propose to use grant funds in a timely fashion. (6) Federal share The Federal share of the cost of operating assistance provided under the program may not exceed 50 percent. (7) Sunset This subsection shall cease to be effective on October 1, 2023. . 555. Air transportation to noneligible places (a) Definitions Section 41731(a)(1)(A)(ii) of title 49, United States Code, is amended by striking Wendell H. Ford Aviation Investment and Reform Act for the 21st Century, and inserting FAA Extension, Safety, and Security Act of 2016 ( Public Law 114–190 ), . (b) Program sunset Section 41736 of title 49, United States Code, is amended by adding at the end the following: (h) Sunset (1) Proposals No proposal under subsection (a) may be accepted by the Secretary after the date of enactment of this subsection. (2) Program The Secretary may not provide any compensation under this section after the date that is 2 years after the date of enactment of this subsection. . VI Miscellaneous 601. Review of FAA strategic cybersecurity plan (a) In general Not later than 120 days after the date on which the Interim Chief Executive Officer (CEO) of the American Air Navigation Services Corporation is hired, the Administrator of the Federal Aviation Administration, in consultation with the Interim CEO (or the CEO of the American Air Navigation Services Corporation, as appropriate), shall initiate a review of the comprehensive and strategic framework of principles and policies (referred to in this section as the framework ) developed pursuant to section 2111 of the FAA Extension, Safety, and Security Act of 2016 ( 49 U.S.C. 44903 note). (b) Contents In undertaking the review, the Administrator shall— (1) determine how the framework should be updated to reflect the transfer from the Federal Aviation Administration to the American Air Navigation Services Corporation of operational control of air traffic services within United States airspace and international airspace delegated to the United States