| Ex. IA-068 | Des Moines Public Schools mask requirement (news release and family letter, September 13-14, 2021)Reinstated requirement that face masks be worn by all students, staff and visitors to Des Moines Public Schools from September 15, 2021 | Superintendent Thomas Ahart, Des Moines Public Schools | Des Moines Independent Community School District, IowaCity | Sept. 13, 2021 | 2021 Q3 | Face-covering requirementSchools and child care | Confirmed from a secondary source | |
| Ex. OH-094 | City of Dayton indoor face-covering ordinance (adopted Sept. 15, 2021)Dayton City Commissioners approve indoor mask mandate; Police to enforce, fines possible (WHIO, Sept. 16, 2021) | Dayton City Commission (WHIO report) | City of Dayton, Ohio (Montgomery County)City | Sept. 15, 2021 | 2021 Q3 | Face-covering requirementWorkplace rules | Confirmed from a secondary source | |
| Ex. OH-095 | City of Dayton indoor face-covering ordinance (rules as released by the City)Dayton mask ordinance: Here's what the rules say (WHIO, Sept. 16, 2021) | Dayton City Commission (WHIO report of the ordinance's text) | City of Dayton, OhioCity | Sept. 16, 2021 | 2021 Q3 | Face-covering requirementWorkplace rules | Confirmed from a secondary source | |
| Ex. MET-BOS-041 | City of Boston COVID-19 vaccination verification or weekly testing policy for City employees, onsite contractors and volunteersVaccination mandate announced for City of Boston employees (boston.gov, August 16, 2021) | Acting Mayor Kim Janey (City of Boston as employer of 18,000 workers) | City of Boston, MassachusettsCity | Aug. 16, 2021 | 2021 Q3 | Workplace rulesVaccination or testing | Confirmed from a secondary source | |
| Ex. AK-096 | Ordinance 2021-42 (extension of the COVID-19 Mitigation Strategies and penalty)Juneau Assembly extends COVID-19 rules to March 1, 2022 and restores the $25 penalty (Sept. 27-29, 2021), as reported by KTOO | CBJ Assembly | City and Borough of JuneauCity | Sept. 27, 2021 | 2021 Q3 | Capacity limitGathering capFace-covering requirement | Confirmed from a secondary source | |
| Ex. MET-PHX-035 | Press report on Tucson Ordinance 11869's history (Aug.-Oct. 2021) and the Pima County Board's employee vaccination voteTucson will terminate employees who don't get a COVID-19 vaccine by December | AZ Mirror, 'Tucson will terminate employees who don't get a COVID-19 vaccine by December' (secondary source) | City of Tucson and Pima County, ArizonaCity | Oct. 20, 2021 | | Workplace rulesVaccination or testing | Confirmed from a secondary source | |
| Ex. MET-BOS-111 | Chelsea Board of Health Indoor Mask Mandate for all Indoor Public Spaces (POST-PERIOD)Board of Health Implements Mask Mandate for all Indoor Public Spaces (chelseama.gov, December 1, 2021) | Chelsea Board of Health | City of Chelsea, MassachusettsCity | Dec. 1, 2021 | | Face-covering requirement | Confirmed from a secondary source | |