| 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-020 | Desrosiers v. Governor, 486 Mass. 369, SJC-12983 (argued Sept. 11, 2020; decided Dec. 10, 2020)Decision holding that the Civil Defense Act authorized the Governor's March 10, 2020 declaration and the COVID-19 emergency orders, that the… | Supreme Judicial Court of Massachusetts (Lenk, Gaziano, Lowy, Budd, Cypher, Kafker, JJ.; opinion by Budd, J.) | MassachusettsCourt | Dec. 10, 2020 | 2020 Q42021 Q12021 Q22021 Q3 | Standing dutyEmergency declarationBusiness 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 | |