| Ex. LAW-203 | Ballotpedia, Executive orders issued by governors and state agencies in response to the coronavirus (COVID-19) pandemic, 2020 (CSG data; 2,065 orders)Ballotpedia, Executive orders issued by governors and state agencies in response to the coronavirus (COVID-19) pandemic, 2020 (CSG data… | Ballotpedia | Legal authority | June 29, 2020 | | Legal authority | Primary source read | |
| Ex. LAW-204 | Ballotpedia, States that issued lockdown and stay-at-home orders in response to the coronavirus (COVID-19) pandemic, 2020 (43 governors)Ballotpedia, States that issued lockdown and stay-at-home orders in response to the coronavirus (COVID-19) pandemic, 2020 (43 governors) | Ballotpedia | Legal authority | Apr. 30, 2020 | | Legal authority | Primary source read | |
| Ex. LAW-234 | Ballotpedia, State-level mask requirements in response to the coronavirus (COVID-19) pandemic, 2020-2022 (39 States)Ballotpedia, State-level mask requirements in response to the coronavirus (COVID-19) pandemic, 2020-2022 (39 States) | Ballotpedia | Legal authority | Dec. 1, 2022 | | Legal authority | Primary source read | |
| Ex. LAW-235 | Ballotpedia, Travel restrictions issued by states in response to the coronavirus (COVID-19) pandemic, 2020-2022 (27 States and D.C.)Ballotpedia, Travel restrictions issued by states in response to the coronavirus (COVID-19) pandemic, 2020-2022 (27 States and D.C.) | Ballotpedia | Legal authority | Dec. 1, 2022 | | Legal authority | Primary source read | |
| Ex. LAW-236 | Ballotpedia, State emergency health orders during the coronavirus (COVID-19) pandemic, 2021-2023Ballotpedia, State emergency health orders during the coronavirus (COVID-19) pandemic, 2021-2023 | Ballotpedia | Legal authority | Dec. 1, 2023 | | Legal authority | Primary source read | |
| Ex. LAW-237 | Ballotpedia, School responses to the coronavirus (COVID-19) pandemic during the 2021-2022 academic yearBallotpedia, School responses to the coronavirus (COVID-19) pandemic during the 2021-2022 academic year | Ballotpedia | Legal authority | June 1, 2022 | | Legal authority | Primary source read | |
| Ex. LAW-251 | Ballotpedia, State employee vaccine requirements during the coronavirus (COVID-19) pandemic, 2021-2022Ballotpedia, State employee vaccine requirements during the coronavirus (COVID-19) pandemic, 2021-2022 | Ballotpedia | Legal authority | Dec. 1, 2023 | | Legal authority | Primary source read | |
| Ex. LAW-252 | Ballotpedia, State government policies about vaccine requirements (vaccine passports), 2021-2022Ballotpedia, State government policies about vaccine requirements (vaccine passports), 2021-2022 | Ballotpedia | Legal authority | Dec. 1, 2022 | | Legal authority | Primary source read | |
| Ex. SEC-10-024 | Ballotpedia, Documenting Michigan's path to recovery from the coronavirus (COVID-19) pandemic, 2020-2021 (secondary chronology)Secondary source for: MIOSHA extension of the COVID-19 workplace emergency rules on Apr. 13, 2021 'through Oct. 14' [2021]; the rules'… | Ballotpedia (secondary source) recording MIOSHA and Governor actions | MichiganState | June 22, 2021 | 2020 Q42021 Q12021 Q2 | Telework mandateFace-covering requirementWorkplace rules | Confirmed from a secondary source | |
| 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. 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. ECO-B-107 | Ballotpedia, 'School responses to the coronavirus (COVID-19) pandemic during the 2021-2022 academic year'State-by-State table of 2021-22 school mask requirements and bans (instrument type and end date) and teacher/staff vaccination requirements… | Ballotpedia (secondary source) | United States (50 States and D.C.)Other | Aug. 1, 2022 | 2021 Q3 | Face-covering requirementSchools and child careVaccination or testing | Confirmed from a secondary source | |
| Ex. ECO-B-108 | Ballotpedia, 'State employee vaccine requirements during the coronavirus (COVID-19) pandemic, 2021-2023'State-by-State table of vaccination or testing requirements for State employees announced July 26 - September 2021 with effective dates (CA… | Ballotpedia (secondary source) | United States (50 States)Other | Dec. 31, 2021 | 2021 Q3 | Workplace rulesVaccination or testing | Confirmed from a secondary source | |
| Ex. HI-055 | Report, Final statewide mask requirement ended in Hawaii March 26Ballotpedia News: Hawaii's statewide indoor mask requirement ended March 26, 2022 after 704 days, the last in the nation | Ballotpedia News (reporting the Governor's Mar. 8, 2022 announcement) | HawaiiState | Mar. 28, 2022 | | Face-covering requirementTravel and quarantine | Confirmed from a secondary source | |
| Ex. ID-070 | Documenting Idaho's path to recovery from the coronavirus (COVID-19) pandemic, 2020-2021Ballotpedia: Documenting Idaho's path to recovery from the coronavirus (COVID-19) pandemic, 2020-2021 | Ballotpedia (secondary chronology) | IdahoState | Oct. 6, 2021 | | Other | Confirmed from a secondary source | |
| Ex. MS-075 | Documenting Mississippi's path to recovery from the coronavirus (COVID-19) pandemic, 2020-2021Ballotpedia Mississippi recovery timeline (newsletter entries April 2020 - June 2021) | Ballotpedia (secondary tracker) | MississippiState | June 14, 2021 | | Other | Confirmed from a secondary source | |
| Ex. SEC-12-083 | States that issued lockdown and stay-at-home orders in response to the coronavirus (COVID-19) pandemic, 2020 (as archived Jan. 5, 2021)Ballotpedia stay-at-home order table (start and end dates by State) | Ballotpedia (compilation) | United States (all States)State | Dec. 31, 2020 | 2020 Q2 | Stay-at-homeBusiness closure | Confirmed from a secondary source | |
| Ex. SEC-15-001 | School responses to the coronavirus (COVID-19) pandemic during the 2019-2020 academic year (State-by-State closure chronology)School responses to the coronavirus (COVID-19) pandemic during the 2019-2020 academic year | Ballotpedia (Lucy Burns Institute) | United States (fifty States)Other | June 30, 2020 | 2020 Q2 | Schools and child care | Confirmed from a secondary source | |
| Ex. SEC-15-002 | School responses to the coronavirus (COVID-19) pandemic during the 2020-2021 academic year (State reopening regimes, mid-year closures, return orders, monthly status)School responses to the coronavirus (COVID-19) pandemic during the 2020-2021 academic year | Ballotpedia | United States (fifty States)Other | June 30, 2021 | 2020 Q32020 Q42021 Q12021 Q2 | Face-covering requirementSchools and child careEvents and venues | Confirmed from a secondary source | |
| Ex. SEC-15-003 | School responses to the coronavirus (COVID-19) pandemic during the 2021-2022 academic year (school mask requirements and bans, staff and student vaccine requirements, litigation)School responses to the coronavirus (COVID-19) pandemic during the 2021-2022 academic year | Ballotpedia | United States (fifty States)Other | Aug. 1, 2022 | 2021 Q3 | Face-covering requirementSchools and child careVaccination or testingQuarantine and isolation | Confirmed from a secondary source | |
| Ex. ECO-B-017 | Executive Order N-26-20Executive Order N-26-20 (continuity of State funding and services for local educational agencies that close schools to address COVID-19) | Governor Gavin Newsom | CaliforniaState | Mar. 13, 2020 | 2020 Q2 | Schools and child care | Primary source read | |
| Ex. ECO-B-035 | Executive Order 2020-51 (Mar. 30, 2020), extending the school closure of EO 2020-09 (Mar. 15) and the Mar. 20 extensionExtension of school closures through the end of the 2019-2020 school year | Governor Douglas A. Ducey and Superintendent Kathy Hoffman | ArizonaState | Mar. 30, 2020 | 2020 Q2 | Schools and child care | Confirmed from a secondary source | |
| Ex. ECO-B-063 | Executive Order 20-05Closure of all K-12 schools until May 1, 2020 | Governor Eric J. Holcomb | IndianaState | Mar. 19, 2020 | 2020 Q2 | Schools and child care | Confirmed from a secondary source | |
| Ex. ECO-B-100 | Executive Order 202.4Continuing Temporary Suspension and Modification of Laws Relating to the Disaster Emergency (statewide closure of schools from March 18… | Governor Andrew M. Cuomo | New YorkState | Mar. 16, 2020 | 2020 Q2 | Schools and child care | Confirmed from a secondary source | |
| Ex. ECO-B-119 | Third Amended Director's Order for the Closure of K-12 Schools in the State of Ohio (May 2020)Closure of all K-12 schools through the end of the 2019-2020 school year (third amendment) | Ohio Department of Health (Director Amy Acton) | OhioState | May 20, 2020 | 2020 Q2 | Schools and child care | Confirmed from a secondary source | |