| Ex. MET-BOS-121 | Nantucket Board of Health Emergency Order No. 13, island-wide face covering order (as described on the Town's Face Covering Orders page)Face Covering Orders (nantucket-ma.gov, captured Nov. 27, 2020): 'EMERGENCY ORDER No. 13... On Tuesday, October 6, 2020 the Board of Health… | Nantucket Board of Health | Town and County of Nantucket, MassachusettsCity | Oct. 6, 2020 | 2020 Q42021 Q1 | Face-covering requirement | Confirmed from a secondary source | |
| Ex. MET-BOS-093 | MBTA notice: face covering enforcement takes effect November 6, 2020Face Covering Enforcement Takes Effect November 6 (posted November 6, 2020) | MBTA | Massachusetts Bay Transportation AuthoritySector regulator | Nov. 6, 2020 | 2020 Q42021 Q12021 Q22021 Q3 | Face-covering requirementTravel and quarantine | Confirmed from a secondary source | |
| Ex. MET-BOS-130 | Two Emergency Orders: (1) Mandating Face Coverings in Public, Private, Parochial and Charter Schools; (2) Requiring Employers to Report Positive Cases in the WorkplaceCity of Worcester Enacts Two Emergency Orders: Mask Mandate in All Public, Private, Parochial and Charter Schools; Order for Employers to… | Medical Director Michael P. Hirsh, M.D., Worcester Division of Public Health (City of Worcester) | City of Worcester (Worcester County), MassachusettsCity | Sept. 3, 2021 | 2021 Q3 | Face-covering requirementSchools and child careWorkplace rulesQuarantine and isolation | Confirmed from a secondary source | |
| Ex. SEC-06-GM-041 | AP via Boston.com, 'The 2020 Boston Marathon has been canceled' (May 28, 2020), quoting the B.A.A.Boston Marathon 2020 | Boston Athletic Association; City of Boston | Boston (and Hopkinton to Boston course), MAOrganizer | May 28, 2020 | 2020 Q2 | Organizer notice | Confirmed from a secondary source | |