| Ex. SEC-02-GM-003 | Organizer noticeAPA 2020 Convention (psychology) and PsycCareers Live job fair | American Psychological Association | Washington, DCOrganizer | May 25, 2020 | 2020 Q2 | Organizer notice | 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-037 | DC Health, Coronavirus 2019 (COVID-19) Guidance for Elective Surgery (Phase 1; last updated May 26, 2020)Guidance for Elective Surgery | DC Health | District of ColumbiaSector regulator | May 26, 2020 | 2020 Q2 | Health care ordersWorkplace rules | Primary source read | |
| Ex. DC-039 | DC Health, COVID-19 Guidance for Dental Care (Phase 1; last updated May 26, 2020; posted May 25, 2020)Guidance for Dental Care | DC Health | District of ColumbiaSector regulator | May 25, 2020 | 2020 Q2 | Health care ordersWorkplace 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-054 | DC Health, COVID-19 Guidance for Cosmetology and Barber Professionals, Phase 1 Reopening (May 28, 2020)Guidance for Cosmetology and Barber Professionals | DC Health | District of ColumbiaSector regulator | May 28, 2020 | 2020 Q2 | Capacity limitWorkplace rules | Primary source read | |
| Ex. DC-055 | DC Health, COVID-19 Guidance for Restaurants, Phase 1 Reopening (May 28, 2020)Guidance for Restaurants, Phase 1 | DC Health | District of ColumbiaSector regulator | May 28, 2020 | 2020 Q2 | Capacity limitWorkplace rules | Primary source read | |
| Ex. SEC-03-060 | Mayor's Order 2020-067Phase One of Washington, DC Reopening | Mayor Muriel Bowser | District of ColumbiaCity | May 27, 2020 | 2020 Q2 | Stay-at-homeBusiness closureGathering capHealth care orders | Primary source read | |
| Ex. SEC-12-GM-051 | ACEC, 2020 Annual Convention and Legislative Summit site as captured May 31, 2020: the Marriott Wardman Park notice; virtual convention; Engineering Excellence Awards Gala postponedACEC Annual Convention and Legislative Summit 2020, with the Engineering Excellence Awards Gala | American Council of Engineering Companies | Washington (Marriott Wardman Park), DCOrganizer | May 31, 2020 | 2020 Q2 | Organizer notice | Primary source read | |
| Ex. SEC-12-GM-107 | ACEC, 2020 Annual Convention and Legislative Summit page as captured May 31, 2020 (alternate capture of SEC-12-GM-051): the Marriott Wardman Park notice and the move to a virtual conventionACEC Annual Convention and Legislative Summit 2020, with the Engineering Excellence Awards Gala | American Council of Engineering Companies | Washington (Marriott Wardman Park), DCOrganizer | May 31, 2020 | 2020 Q2 | Organizer notice | Primary source read | |
| Ex. DC-067 | DC Health, Long-Term Care Phased Guidance (June 12, 2020)Long-Term Care Phased Guidance | DC Health | District of ColumbiaSector regulator | June 12, 2020 | 2020 Q22020 Q32020 Q4 | Health care ordersWorkplace rulesQuarantine and isolation | 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-065 | DC Health, COVID-19 Guidance for Retail, Phase Two (June 18, 2020)Guidance for Retail | DC Health | District of ColumbiaSector regulator | June 18, 2020 | 2020 Q22020 Q32020 Q4 | Capacity limitFace-covering requirementWorkplace 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-068 | DC Health, COVID-19 Guidance for Dental Settings, Phase 2 Reopening (June 22, 2020)Guidance for Dental Settings, Phase 2 | DC Health | District of ColumbiaSector regulator | June 22, 2020 | 2020 Q22020 Q3 | Health care ordersWorkplace rules | Primary source read | |
| Ex. DC-069 | DC Health, Phase Two Guidance for Elective Surgery (updated June 16-17, 2020)Phase Two Guidance for Elective Surgery | DC Health | District of ColumbiaSector regulator | June 17, 2020 | 2020 Q22020 Q3 | Health care ordersWorkplace 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-082 | DC DMV appointment-only notice (from June 23, 2020)DMV appointment-only operations notice and emergency closures page | Department of Motor Vehicles (DC DMV) | District of ColumbiaSector regulator | June 23, 2020 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Courts and public offices | Primary source read | |
| Ex. DC-070 | DC Health, COVID-19 Guidance for Construction Sites, Phase 2 (June 25, 2020)Guidance for Construction Sites, Phase 2 | DC Health | District of ColumbiaSector regulator | June 25, 2020 | 2020 Q22020 Q32020 Q4 | Face-covering requirementWorkplace rules | Primary source read | |
| Ex. DC-023 | Joint Committee Order Requiring Persons to Wear Cloth Face Coverings in Court Buildings During the COVID-19 PandemicOrder Requiring Persons to Wear Cloth Face Coverings in Court Buildings During the COVID-19 Pandemic | Joint Committee on Judicial Administration for the District of Columbia Courts | District of ColumbiaCourt | June 26, 2020 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Face-covering requirementCourts and public offices | 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. SEC-13-GM-106 | CUNA News, 'Virtual events take center stage' (July 1, 2020): 'all CUNA staff started working remotely due to the coronavirus (COVID-19) pandemic. Many of CUNA's live events also shifted to virtual events'CUNA Governmental Affairs Conference (GAC), the credit-union movement's largest annual gathering | Credit Union National Association | Washington (Walter E. Washington Convention Center), DCOrganizer | July 1, 2020 | 2020 Q3 | Organizer notice | Primary source read | |
| Ex. DC-009 | Mayor's Order 2020-079Extensions of Public Emergency and Public Health Emergency and Delegations of Authority Authorized During COVID-19 | Mayor Muriel Bowser | District of ColumbiaState | July 22, 2020 | 2020 Q32020 Q4 | Emergency declaration | Primary source read | |
| Ex. DC-010 | Mayor's Order 2020-080Wearing of Masks in the District of Columbia To Prevent the Spread of COVID-19 | Mayor Muriel Bowser | District of ColumbiaState | July 22, 2020 | 2020 Q32020 Q42021 Q12021 Q2 | Face-covering requirementWorkplace rules | Primary source read | |