Federal Aviation Administration, Aviation Safety, Exemption No. 18561B, Regulatory Docket FAA-2020-0429 (extension of Exemption 18561A on A4A's petition of Mar. 5, 2021) (July 9, 2021) (Ex. AGY-AVIATION-SURFACE-021)
Federal Aviation Administration, Aviation Safety, Exemption No. 18584A, Regulatory Docket FAA-2020-0492 (extension of Exemption 18584 on A4A's petition of Mar. 12, 2021) (July 9, 2021) (Ex. AGY-AVIATION-SURFACE-022)
