Acting Secretary of Homeland Security David P. Pekoske, Determination of a National Emergency Requiring Actions To Protect the Safety of Americans Using and Employed by the Transportation System (Jan. 27, 2021) (Ex. FED-057)
President Joseph R. Biden, Jr, Executive Order 13998 (Jan. 21, 2021) (Ex. FED-061)
Transportation Security Administration, DHS (Senior Official Performing the Duties of the Administrator), TSA Security Directives SD 1582/84-21-01, -01A, -01B (surface transportation; Jan. 31, Apr. 30, Aug. 20, 2021); SD 1544-21-02 (aircraft operators) and SD 1542-21-01 (airports) (Jan. 31, 2021); ratification 86 Fed. Reg. 26825 (Ex. FED-050)
Transportation Security Administration, DHS, Emergency Amendment EA 1546-21-01, Security Measures - Face Masks (foreign air carriers) (Jan. 31, 2021) (Ex. FED-055)
Transportation Security Administration; Centers for Disease Control and Prevention; Department of Transportation; airport authorities, TSA Checkpoint Travel Numbers 2020 Context (Dec. 31, 2020) (Ex. SEC-21-GM-022)
