the assessments set forth in this subsection, including with respect to ICAO standards and their implementation by foreign countries. (6) Report to Congress Not later than 1 year after the date of enactment of this subsection, and annually thereafter, the Administrator shall submit to the Committee on Commerce, Science, and Transportation of the Senate and the Committee on Transportation and Infrastructure of the House of Representatives a report on the assessments conducted under this subsection, including the results of any corrective action period. . 317. Changed product rule reform (a) In general Not later than 1 year after the date of enactment of this section, the Administrator shall issue a notice of proposed rulemaking to revise section 21.101 of title 14, Code of Federal Regulations, to achieve the following objectives: (1) For any significant design change, as determined by the Administrator, to require that any exception from the requirement to comply with the latest amendments of the applicable airworthiness standards in effect on the date of application for the change be approved only after providing public notice and opportunity to comment on such exception. (2) To ensure appropriate documentation of any exception or exemption from airworthiness requirements codified in title 14, Code of Federal Regulations, as in effect on the date of application for the change. (b) Congressional briefing Not later than 1 year after the date of enactment of this section, the Administrator shall provide to the appropriate committees of Congress a briefing on the FAA's implementation of the recommendations of the Changed Product Rule International Authorities Working Group, established under Section 117 of the Aircraft Certification, Safety, and Accountability Act ( 49 U.S.C. 44704 note), including recommendations on harmonized changes and reforms regarding the impractical exception. 318. Development of low-cost voluntary ADS-B (a) In general Not later than 24 months after the date of enactment of this section, the