| Ex. DUT-DC-006 | D.C. Official Code sec. 7-133Persons believed to be carriers of communicable diseases -- Order for removal | Congress of the United States (Act of Aug. 11, 1939, ch. 601), as amended by the Council of the District of Columbia | District of ColumbiaState | Aug. 11, 1939 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyQuarantine and isolationStanding duty | Primary source read | |
| Ex. DUT-DC-008 | D.C. Official Code sec. 7-140Violation of sec. 7-136, sec. 7-138, or sec. 7-139, or rules or regulations promulgated thereunder | Congress of the United States (Act of Aug. 11, 1939, ch. 601), as amended by the Council of the District of Columbia | District of ColumbiaState | Aug. 11, 1939 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyQuarantine and isolationStanding dutyOther | Primary source read | |
| Ex. DUT-DC-010 | D.C. Act 23-384, Protecting Businesses and Workers from COVID-19 Emergency Amendment Act of 2020, Title I, secs. 101-104Protecting Businesses and Workers from COVID-19 Emergency Amendment Act of 2020 | Council of the District of Columbia (emergency act approved by Mayor Muriel Bowser) | District of ColumbiaState | Aug. 13, 2020 | 2020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyFace-covering requirementWorkplace rulesStanding dutyOperating condition | Primary source read | |
| Ex. DUT-DC-011 | D.C. Law 23-168, Protecting Businesses and Workers from COVID-19 Temporary Amendment Act of 2020, Title I, secs. 101-104Protecting Businesses and Workers from COVID-19 Temporary Amendment Act of 2020 | Council of the District of Columbia (temporary act approved by Mayor Muriel Bowser; Congressional review completed) | District of ColumbiaState | Oct. 28, 2020 | 2020 Q42021 Q12021 Q22021 Q3 | Standing dutyFace-covering requirementWorkplace rulesStanding dutyOperating condition | 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. SEC-01-GM-002 | Organizer noticeAHA Annual Membership Meeting 2020 | American Hospital Association | Washington (Marriott Marquis), DCOrganizer | Mar. 16, 2020 | 2020 Q2 | Organizer notice | Primary source read | |
| 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. SEC-04-GM-026 | Organizer noticeLeadingAge Leadership Summit 2020 (formerly the PEAK Leadership Summit) | LeadingAge | Washington (Omni Shoreham Hotel), DCOrganizer | May 19, 2020 | 2020 Q2 | Organizer notice | Primary source read | |
| Ex. SEC-04-GM-028 | Organizer noticeLeadingAge Leadership Summit 2020 (formerly the PEAK Leadership Summit) | LeadingAge | Washington (Omni Shoreham Hotel), DCOrganizer | May 19, 2020 | 2020 Q2 | Organizer notice | Primary source read | |
| Ex. SEC-24-GM-006 | Organizer noticeCWLA 2020 National Conference (Child Welfare League of America, 100th anniversary year) | Child Welfare League of America | Washington (Hyatt Regency Capitol Hill), DCOrganizer | Mar. 25, 2020 | 2020 Q2 | Organizer notice | Primary source read | |