| Ex. DC-083 | OSSE, Child Care Provider Closures and Public Funding (issued March 13, 2020)Child Care Provider Closures and Public Funding | Office of the State Superintendent of Education (OSSE) | District of ColumbiaSector regulator | Mar. 13, 2020 | 2020 Q2 | Business closureSchools and child care | Primary source read | |
| Ex. DC-003 | Mayor's Order 2020-048Prohibition on Mass Gatherings During Public Health Emergency - Coronavirus (COVID-19) | Mayor Muriel Bowser | District of ColumbiaState | Mar. 16, 2020 | 2020 Q2 | Business closureGathering capAlcohol and barsEvents and venues | Primary source read | |
| Ex. DC-004 | Mayor's Order 2020-051Prohibition on Mass Gatherings During Public Health Emergency - Coronavirus (COVID-19) | Mayor Muriel Bowser | District of ColumbiaState | Mar. 20, 2020 | 2020 Q2 | Business closureGathering capAlcohol and barsEvents and venues | 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-006 | Mayor's Order 2020-054Stay at Home Order | Mayor Muriel Bowser | District of ColumbiaState | Mar. 30, 2020 | 2020 Q2 | Stay-at-homeBusiness closureTelework mandateGathering capTravel and quarantineWorkplace rules | Primary source read | |
| Ex. DC-019 | Mayor's Order 2020-066Extensions of Public Emergency and Public Health Emergency and Preparation for Washington, DC Reopening | Mayor Muriel Bowser | District of ColumbiaState | May 13, 2020 | 2020 Q22020 Q3 | Emergency declarationStay-at-homeTelework mandateGathering capFace-covering requirementWorkplace rules | Primary source read | |
| Ex. DC-053 | DC Health, COVID-19 Guidance for Childcare Reopening (May 25, 2020)Guidance for Childcare Reopening | DC Health | District of ColumbiaSector regulator | May 25, 2020 | 2020 Q2 | Schools and child careWorkplace rules | Primary source read | |
| Ex. DC-063 | DC Health, COVID-19 Guidance for Office Building Reopening, Phase Two (posted June 15, 2020; last updated June 23, 2020)Guidance for Office Building Reopening | DC Health | District of ColumbiaSector regulator | June 15, 2020 | 2020 Q22020 Q32020 Q4 | Telework mandateFace-covering requirementWorkplace rules | Primary source read | |
| Ex. DC-064 | DC Health, Phase Two Guidance for Restaurants (June 18, 2020)Phase Two Guidance for Restaurants | DC Health | District of ColumbiaSector regulator | June 18, 2020 | 2020 Q22020 Q32020 Q42021 Q12021 Q2 | Capacity limitFace-covering requirementAlcohol and barsWorkplace 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. ECO-B-105 | Ballotpedia, 'School responses to the coronavirus (COVID-19) pandemic during the 2019-2020 academic year'State-by-State chronology of spring 2020 school closure orders and announcements, with total students affected per State (NCES) | Ballotpedia (secondary source; student counts from NCES) | United States (50 States and D.C.)Other | June 30, 2020 | 2020 Q2 | Schools and child care | Confirmed from a secondary source | |
| Ex. DC-011 | Mayor's Order 2020-103Extensions of Public Emergency and Public Health Emergency and Additional Measures in Phase Two of Washington, DC Reopening | Mayor Muriel Bowser | District of ColumbiaState | Oct. 7, 2020 | 2020 Q42021 Q1 | Emergency declarationTelework mandateWorkplace rules | Primary source read | |
| Ex. DC-078 | ABRA, Phase Two New Modifications: Allowance and Prohibitions Overview (winter 2020-21 edition, posted through March 2021)Phase Two New Modifications - Allowance and Prohibitions Overview | Alcoholic Beverage Regulation Administration (ABRA) | District of ColumbiaSector regulator | Dec. 14, 2020 | 2020 Q42021 Q1 | Capacity limitCurfew and hoursAlcohol and bars | Primary source read | |
| Ex. DC-013 | Mayor's Order 2020-119Modified Requirements to Combat Escalation of COVID-19 Pandemic During Phase Two | Mayor Muriel Bowser | District of ColumbiaState | Nov. 23, 2020 | 2020 Q42021 Q1 | Telework mandateCapacity limitGathering capCurfew and hoursAlcohol and barsEvents 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-015 | Mayor's Order 2020-127Extension of the Public Emergency and Public Health Emergency and Implementation of a Holiday Pause on Various Activities to Flatten the… | Mayor Muriel Bowser | District of ColumbiaState | Dec. 18, 2020 | 2020 Q42021 Q1 | Emergency declarationBusiness closureTelework mandateCapacity limitEvents and venues | Primary source read | |
| Ex. DC-042 | DC Health, Update Phase 2 Office Buildings Guidance (December 23, 2020)Update Phase 2 Office Buildings Guidance | DC Health | District of ColumbiaSector regulator | Dec. 23, 2020 | 2020 Q42021 Q12021 Q2 | Telework mandateFace-covering requirementWorkplace rules | Primary source read | |
| Ex. DC-020 | Mayor's Order 2021-004Extension of Paused Activities and Clarification of Duration of Public Emergency and Public Health Emergency | Mayor Muriel Bowser | District of ColumbiaState | Jan. 11, 2021 | 2021 Q1 | Emergency declarationBusiness closureTelework mandateCapacity limit | Primary source read | |
| Ex. DC-051 | DC Health, Phase 2 Schools Reopening Guidance (March 1, 2021)Phase 2 Schools Reopening Guidance | DC Health | District of ColumbiaSector regulator | Mar. 1, 2021 | 2021 Q12021 Q2 | Face-covering requirementSchools and child careWorkplace rulesQuarantine and isolation | Primary source read | |
| Ex. DC-052 | Phase 2 Violations list (posted March 2, 2021)COVID-19 Phase Two violations and enforcement actions, July 2020 - February 2021 | DC Health (with the ABC Board, DCRA and the Office of the Attorney General) | District of ColumbiaSector regulator | Mar. 2, 2021 | 2020 Q32020 Q42021 Q1 | Capacity limitFace-covering requirementCurfew and hoursAlcohol and barsWorkplace rules | Primary source read | |
| Ex. DC-016 | Mayor's Order 2021-038Extension of the Public Emergency and Public Health Emergency and Modified Measures in Phase Two of Washington, DC Reopening | Mayor Muriel Bowser | District of ColumbiaState | Mar. 17, 2021 | 2021 Q12021 Q2 | Emergency declarationBusiness closureTelework mandateCapacity limitGathering capFace-covering requirementTravel and quarantineCurfew and hoursAlcohol and barsEvents and venuesWorkplace rulesQuarantine and isolation | 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-072 | Situational Update Presentation, April 26, 2021COVID-19 Situational Update (modifications effective May 1, 2021) | Mayor Muriel Bowser (Executive Office of the Mayor) | District of ColumbiaState | Apr. 26, 2021 | 2021 Q2 | Capacity limitGathering capAlcohol and barsEvents and venues | Primary source read | |
| Ex. ECO-B-106 | Ballotpedia, 'School responses to the coronavirus (COVID-19) pandemic during the 2020-2021 academic year'State-by-State chronology of 2020-21 reopening orders, statewide closures (Kentucky Nov. 23, 2020; Michigan Nov. 18, 2020), in-person… | Ballotpedia (secondary source; Burbio data) | United States (50 States and D.C.)Other | July 8, 2021 | 2020 Q32020 Q42021 Q12021 Q2 | Schools and child care | Confirmed from a secondary source | |
| 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 | |