| Ex. DUT-MA-012 | St. 1950, c. 639 (the Civil Defense Act), ss. 1, 5, 7, 8, 8AAn Act to Provide for the Safety of the Commonwealth During the Existence of an Emergency Resulting from Disaster or from Hostile Action | General Court; approved by the Governor July 20, 1950 (emergency law) | MassachusettsState | July 20, 1950 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyEmergency declarationStay-at-homeBusiness closureGathering capStanding duty | Primary source read | |
| Ex. DUT-MA-001 | G.L. c. 17, s. 2AEmergency powers of the Commissioner of Public Health upon the Governor's declaration of an emergency detrimental to the public health | General Court (codified statute administered by the Commissioner of Public Health) | MassachusettsState | Sept. 28, 2026 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyEmergency declarationHealth care ordersQuarantine and isolationStanding duty | Primary source read | |
| Ex. DUT-MA-002 | G.L. c. 111, s. 6Power to define diseases deemed dangerous to public health; control and prevention | General Court (codified statute administered by the Department of Public Health) | MassachusettsState | Sept. 28, 2026 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyQuarantine and isolationStanding duty | Primary source read | |
| Ex. ECO-C-012 | COVID-19 Order No. 45Order Requiring Travelers Arriving in Massachusetts to Quarantine or Produce a Negative COVID-19 Test Result | Governor Charles D. Baker | MassachusettsState | July 24, 2020 | 2020 Q32020 Q42021 Q1 | Travel and quarantineQuarantine and isolation | Confirmed from a secondary source | |
| Ex. MA-001 | Executive Order No. 591Declaration of a State of Emergency to Respond to COVID-19 | Governor Charles D. Baker | MassachusettsState | Mar. 10, 2020 | 2020 Q22020 Q32020 Q42021 Q12021 Q2 | Emergency declaration | Primary source read | |
| Ex. SEC-06-017 | COVID-19 Order No. 45Order Instituting a Mandatory 14-Day Quarantine Requirement for Travelers Arriving in Massachusetts | Governor Charles D. Baker | MassachusettsState | July 24, 2020 | 2020 Q32020 Q42021 Q1 | Travel and quarantineWorkplace rulesQuarantine and isolation | Primary source read | |