| Ex. AGY-ST-TRANSPORT-PORTS-TRANSIT-001 | MDOT MTA 'Coronavirus Updates' service-status notice, last updated Mar. 17, 2020 7:00 p.m.: system-wide service reductions effective Mar. 18, 2020; rear-door boarding on all bus routes; Transit Store and Reduced Fare Certification Office closed from Mar. 16Coronavirus Updates - Service Status (service reductions on all vehicle modes effective Wednesday, March 18) | Maryland Department of Transportation, Maryland Transit Administration (MDOT MTA) | Maryland (Baltimore region; MARC Penn, Camden and Brunswick Lines to Washington, D.C. and Martinsburg, W. Va.)State | Mar. 17, 2020 | 2020 Q22020 Q3 | Travel and quarantineCourts and public officesOther | Primary source read | |
| Ex. DC-005 | Mayor's Order 2020-053Closure of Non-Essential Businesses and Prohibition on Large Gatherings During Public Health Emergency for the 2019 Novel Coronavirus… | Mayor Muriel Bowser | District of ColumbiaState | Mar. 24, 2020 | 2020 Q2 | Business closureTelework mandateGathering capSchools and child careEvents and venuesWorkplace rules | Primary source read | |
| Ex. DC-079 | Mayor's Order 2020-075Phase Two of Washington, DC Reopening | Mayor Muriel Bowser | District of ColumbiaState | June 19, 2020 | 2020 Q22020 Q32020 Q42021 Q12021 Q2 | Business closureTelework mandateCapacity limitGathering capFace-covering requirementSchools and child careHealth care ordersEvents and venuesWorkplace rules | Primary source read | |
| Ex. DC-080 | Mayor's Order 2020-123Modified Requirements Relating to Physical Activity to Combat Escalation of COVID-19 Pandemic During Phase Two | Mayor Muriel Bowser | District of ColumbiaState | Dec. 7, 2020 | 2020 Q42021 Q12021 Q2 | Gathering capSchools and child careEvents and venues | Primary source read | |
| Ex. DC-071 | Situational Update Presentation, March 15, 2021COVID-19 Situational Update (Phase Two modifications effective March 22, 2021) | Mayor Muriel Bowser (Executive Office of the Mayor) | District of ColumbiaState | Mar. 15, 2021 | 2021 Q12021 Q2 | Capacity limitGathering capSchools and child careAlcohol and barsEvents and venues | Primary source read | |
| Ex. DC-057 | Mayor's Order 2021-097Resumption of Mask Requirements and Delegations of Authority to the Department of Health and the Office of the State Superintendent of… | Mayor Muriel Bowser | District of ColumbiaState | July 29, 2021 | 2021 Q3 | Face-covering requirementSchools and child careWorkplace rules | Primary source read | |
| Ex. DC-074 | COVID Situational Update Presentation, July 29, 2021COVID-19 Situational Update (indoor mask resumption; school-year 2021-22 rules) | Mayor Muriel Bowser (Executive Office of the Mayor) | District of ColumbiaState | July 29, 2021 | 2021 Q3 | Face-covering requirementSchools and child careVaccination or testing | Primary source read | |
| Ex. ECO-B-155 | Mayor's Order 2021-097 (July 29, 2021), indoor mask requirement effective July 31, 2021, applied to schools and child care for 2021-22District of Columbia indoor and school mask requirement, 2021-22 (schools to Mar. 8, 2022) | Mayor Muriel Bowser | District of ColumbiaState | July 29, 2021 | 2021 Q3 | Face-covering requirementSchools and child care | Primary source read | |
| Ex. DC-076 | COVID-19 Situational Update Presentation, September 20, 2021COVID-19 Situational Update (vaccination requirements for school and child care personnel and student athletes; District employee deadline… | Mayor Muriel Bowser (Executive Office of the Mayor) | District of ColumbiaState | Sept. 20, 2021 | 2021 Q3 | Schools and child careWorkplace rulesVaccination or testingQuarantine and isolation | Primary source read | |