| 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-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-066 | DC Health, Guidance for Mass Gatherings, Phase Two (June 17, 2020)Guidance for Mass Gatherings | DC Health | District of ColumbiaSector regulator | June 17, 2020 | 2020 Q22020 Q32020 Q4 | Gathering capEvents 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-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. AGY-ST-CORRECTIONS-EMA-GUARD-083 | DC DOC 'Coronavirus Prevention' page (as archived Mar. 28, 2020)All in-person visits, programming and volunteer activities suspended 'for the entirety of the Public Health Emergency'; modified movement… | DC Department of Corrections (Director Quincy Booth) | District of Columbia Department of Corrections; District (State-level) authorityState | Mar. 27, 2020 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Context (guidance or announcement)Gathering capEvents and venuesOther | 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-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-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-029 | Mayor's Order 2020-067Phase One of Washington, DC Reopening | Mayor Muriel Bowser | District of ColumbiaState | May 27, 2020 | 2020 Q2 | Emergency declarationBusiness closureCapacity limitGathering capFace-covering requirementHealth care ordersEvents and venuesWorkplace rules | Primary source read | |
| 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-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. 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 | |