| Ex. ECO-B-005 | 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. 26825Security Directive 1582/84-21-01: Security Measures - Face Mask Requirements (passenger railroads, intercity bus, public transportation) | Transportation Security Administration (DHS) | United StatesFederal | Jan. 31, 2021 | 2021 Q12021 Q2 | Face-covering requirementTravel and quarantine | Primary source read | |
| Ex. FED-050 | 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. 26825SD 1582/84-21-01, Security Measures - Mask Requirements (surface transportation) | Transportation Security Administration, DHS (Senior Official Performing the Duties of the Administrator) | United States (every public transportation, passenger railroad and fixed-route bus owner/operator under 49 C.F.R. §§ 1582.1(a), 1584.1)Federal | Jan. 31, 2021 | 2021 Q12021 Q2 | Face-covering requirementTravel and quarantineWorkplace rules | Primary source read | |
| Ex. FED-052 | Security Directive SD 1582/84-21-01B, Security Measures - Mask RequirementsSD 1582/84-21-01B, Security Measures - Mask Requirements (cancels and supersedes SD 1582/84-21-01A) | Transportation Security Administration, DHS | United States (surface transportation owner/operators)Federal | Aug. 20, 2021 | 2021 Q3 | Face-covering requirementTravel and quarantineWorkplace rules | Primary source read | |
| Ex. FED-051 | Security Directive SD 1582/84-21-01A, Security Measures - Mask RequirementsSD 1582/84-21-01A, Security Measures - Mask Requirements (cancels and supersedes SD 1582/84-21-01) | Transportation Security Administration, DHS | United States (surface transportation owner/operators)Federal | Apr. 30, 2021 | 2021 Q22021 Q3 | Face-covering requirementTravel and quarantineWorkplace rules | Primary source read | |
| Ex. ECO-B-006 | Security Directive SD 1582/84-21-01ASecurity Directive 1582/84-21-01A: Security Measures - Mask Requirements (surface transportation) | Transportation Security Administration (DHS) | United StatesFederal | Apr. 30, 2021 | 2021 Q22021 Q3 | Face-covering requirementTravel and quarantine | Primary source read | |
| Ex. ECO-B-007 | Security Directive SD 1582/84-21-01BSecurity Directive 1582/84-21-01B: Security Measures - Mask Requirements (surface transportation) | Transportation Security Administration (DHS) | United StatesFederal | Aug. 20, 2021 | 2021 Q3 | Face-covering requirementTravel and quarantine | Primary source read | |
| Ex. FED-056 | Notification of Ratification of Security Directives and Emergency Amendment (TSA SD 1542-21-01, SD 1544-21-02, EA 1546-21-01)Ratification of Security Directives and Emergency Amendment, 86 Fed. Reg. 26825 (May 18, 2021) | Department of Homeland Security, Office of Strategy, Policy, and Plans; Transportation Security Oversight Board | United StatesFederal | Apr. 20, 2021 | 2021 Q22021 Q3 | Face-covering requirementTravel and quarantine | Primary source read | |
| Ex. FED-057 | Determination of a National Emergency Requiring Actions To Protect the Safety of Americans Using and Employed by the Transportation System (Jan. 27, 2021)Determination of a National Emergency Requiring Actions To Protect the Safety of Americans Using and Employed by the Transportation System… | Acting Secretary of Homeland Security David P. Pekoske | United States transportation systemFederal | Jan. 27, 2021 | 2021 Q12021 Q22021 Q3 | Emergency declarationTravel and quarantine | Primary source read | |
| Ex. AGY-USCG-PORTS-018 | Notice of temporary exemption, Exemption To Extend the Expiration Date of Certain Transportation Worker Identification Credentials, 85 Fed. Reg. 21017 (Apr. 15, 2020)Exemption To Extend the Expiration Date of Certain Transportation Worker Identification Credentials | Transportation Security Administration, Department of Homeland Security | Transportation Security Administration (with the U.S. Coast Guard); nationwideFederal | Apr. 10, 2020 | 2020 Q22020 Q3 | Other | Primary source read | |
| Ex. FED-053 | 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. 26825SD 1544-21-02, Security Measures - Face Masks | Transportation Security Administration, DHS | United States (aircraft operators under 49 C.F.R. part 1544)Federal | Jan. 31, 2021 | 2021 Q12021 Q2 | Face-covering requirementTravel and quarantineWorkplace rules | Primary source read | |
| Ex. FED-054 | Security Directive SD 1542-21-01, Security Measures - Face Masks (airports)SD 1542-21-01, Security Measures - Face Masks | Transportation Security Administration, DHS | United States (airport operators under 49 C.F.R. part 1542)Federal | Jan. 31, 2021 | 2021 Q12021 Q2 | Face-covering requirementTravel and quarantineWorkplace rules | Primary source read | |
| Ex. FED-055 | Emergency Amendment EA 1546-21-01, Security Measures - Face Masks (foreign air carriers)EA 1546-21-01, Security Measures - Face Masks | Transportation Security Administration, DHS | United States (foreign air carriers under 49 C.F.R. part 1546)Federal | Jan. 31, 2021 | 2021 Q12021 Q2 | Face-covering requirementTravel and quarantineWorkplace rules | Primary source read | |
| Ex. FED-061 | Executive Order 13998Promoting COVID-19 Safety in Domestic and International Travel, 86 Fed. Reg. 7205 (Jan. 26, 2021) | President Joseph R. Biden, Jr. | United States (domestic and international travel)Federal | Jan. 21, 2021 | 2021 Q12021 Q22021 Q3 | Face-covering requirementTravel and quarantine | Primary source read | |