; and (B) unmanned aircraft system traffic management services; or (2) to test technologies that may enable or enhance the provision of the services described in paragraph (1). (c) Consultation In establishing the process described in subsection (b), the Administrator shall consult with representatives of the unmanned aircraft systems industry and related technical groups to identify an efficient, secure, and effective format and method for providing data described in this section. (d) Briefing Not later than 90 days after establishing the pilot program under subsection (a), and annually thereafter through 2028, the Administrator shall brief the appropriate committees of Congress on the findings of the pilot program established under this section. (e) Sunset This section shall cease to be effective on October 1, 2028. 906. Electronic conspicuity study (a) In general The Comptroller General shall conduct a study of technologies and methods that may be used by operators of unmanned aircraft systems to detect and avoid manned aircraft that may lawfully operate below 500 feet above ground level and that are— (1) not equipped with a transponder or automatic dependent surveillance-broadcast out equipment; or (2) otherwise not electronically conspicuous. (b) Consultation In conducting the study required under subsection (a), the Comptroller General shall consult with— (1) representatives of— (A) unmanned aircraft systems manufacturers and operators; (B) general aviation operators; (C) agricultural aircraft operators; (D) helicopter operators; and (E) State and local governments