; and (2) operations by a person that— (A) holds an air carrier certificate issued pursuant to part 119 to conduct operations under part 135 of title 14, Code of Federal Regulations; and (B) qualifies as a program manager under subpart K of part 91 of title 14, Code of Federal Regulations; and (C) performed an aggregate total of at least 150,000 turbojet operations in— (i) calendar year 2017; or (ii) any subsequent year. . (c) Effective date The amendments made by this section shall take effect 1 year after the date of enactment of this Act. 583. Study regarding technology usage at airports Not later than 6 months after the date of enactment of this Act, the Administrator of the Federal Aviation Administration shall conduct a study and report the findings of such study to the appropriate committees of Congress regarding— (1) technology developed by international entities (including foreign nations and companies) that have been installed in American airports and aviation systems over the past decade, including the nation where the technology was developed and the any airports utilizing the technology; and (2) aviation safety related technology developed and implemented by international entities with proven track records of success that may assist in establishing best practices to improve American aviation operations and safety. 584. Applications for designation Section 2209 of the FAA Extension, Safety, and Security Act of 2016 ( 49 U.S.C. 40101 note) is amended— (1) in subsection (b)(1)(C)— (A) by redesignating clause (iv) as clause (v); and (B) by inserting after clause (iii) the following: (iv) Railroad facilities.