| Ex. LAW-325 | Compagnie Francaise de Navigation a Vapeur v. Louisiana State Board of Health, 186 U.S. 380 (1902)Compagnie Francaise de Navigation a Vapeur v. Louisiana State Board of Health, 186 U.S. 380 (1902) | Supreme Court of the United States | United States or State (legal authority; see citation)Legal authority | June 2, 1902 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Legal authorityOther | Primary source read | |
| Ex. LAW-324 | Jacobson v. Massachusetts, 197 U.S. 11 (1905)Jacobson v. Massachusetts, 197 U.S. 11 (1905) | Supreme Court of the United States | United States or State (legal authority; see citation)Legal authority | Feb. 20, 1905 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Legal authorityOther | Primary source read | |
| Ex. DUT-PA-007 | Statute (Act of Apr. 27, 1905, P.L. 312, No. 218, creating the Department of Health)Department of Health Act of 1905, sections 8, 9 and 16 (duty to prevent and suppress disease; nuisance abatement and quarantine enforcement… | General Assembly of the Commonwealth of Pennsylvania | PennsylvaniaState | Apr. 27, 1905 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyQuarantine and isolationStanding duty | Primary source read | |
| Ex. LAW-471 | Atchison, Topeka & Santa Fe Railway Co. v. O'Connor, 223 U.S. 280 (1912)Atchison, Topeka & Santa Fe Railway Co. v. O'Connor, 223 U.S. 280 (1912) | Supreme Court of the United States (Holmes, J.) | Legal authority | Feb. 19, 1912 | | Legal authority | Primary source read | |
| Ex. LAW-470 | Union Pacific Railroad Co. v. Public Service Commission of Missouri, 248 U.S. 67 (1918)Union Pacific Railroad Co. v. Public Service Commission of Missouri, 248 U.S. 67 (1918) | Supreme Court of the United States (Holmes, J.) | Legal authority | Dec. 9, 1918 | | Legal authority | Primary source read | |
| Ex. LAW-329 | Pub. Res. No. 17, ch. 77, 42 Stat. 174 (Aug. 23, 1921)Congressional consent to the New York-New Jersey compact creating the Port of New York Authority | Congress of the United States | United States or State (legal authority; see citation)Legal authority | Aug. 23, 1921 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Legal authorityOther | Primary source read | |
| Ex. DUT-PA-002 | Statute (Act of Apr. 9, 1929, P.L. 177, No. 175, sec. 2102)The Administrative Code of 1929, section 2102, General Health Administration (powers and duties of the Department of Health) | General Assembly of the Commonwealth of Pennsylvania | PennsylvaniaState | Apr. 9, 1929 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyQuarantine and isolationStanding duty | Primary source read | |
| Ex. DUT-PA-019 | Statute (Act of Apr. 9, 1929, P.L. 177, No. 175, sec. 2106)The Administrative Code of 1929, section 2106, Quarantines (powers and duties of the Department of Health) | General Assembly of the Commonwealth of Pennsylvania | PennsylvaniaState | Apr. 9, 1929 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyQuarantine and isolationStanding duty | Primary source read | |
| Ex. LAW-020 | Lewis v. Reynolds, 284 U.S. 281 (1932)Lewis v. Reynolds, 284 U.S. 281 (1932) | Supreme Court of the United States | Legal authority | Jan. 4, 1932 | | Legal authority | Primary source read | |
| Ex. LAW-330 | Pub. Res. No. 26, ch. 258, 47 Stat. 308 (June 14, 1932)Congressional consent to the Pennsylvania-New Jersey compact creating the Delaware River Joint Commission (DRPA predecessor) | Congress of the United States | United States or State (legal authority; see citation)Legal authority | June 14, 1932 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Legal authorityOther | Primary source read | |
| Ex. LAW-021 | Welch v. Helvering, 290 U.S. 111 (1933)Welch v. Helvering, 290 U.S. 111 (1933) | Supreme Court of the United States | Legal authority | Nov. 6, 1933 | | Legal authority | Primary source read | |
| Ex. DUT-PA-006 | Statute (Act of May 18, 1937, P.L. 654, No. 174)General Safety Law | General Assembly of the Commonwealth of Pennsylvania | PennsylvaniaState | May 18, 1937 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyWorkplace rulesStanding duty | Primary source read | |
| Ex. DUT-DC-005 | D.C. Official Code sec. 7-131Regulations to prevent spread of communicable diseases | Congress of the United States (Act of Aug. 11, 1939, ch. 601), as amended by the Council of the District of Columbia | District of ColumbiaState | Aug. 11, 1939 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyQuarantine and isolationStanding dutyOther | Primary source read | |
| Ex. DUT-DC-006 | D.C. Official Code sec. 7-133Persons believed to be carriers of communicable diseases -- Order for removal | Congress of the United States (Act of Aug. 11, 1939, ch. 601), as amended by the Council of the District of Columbia | District of ColumbiaState | Aug. 11, 1939 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyQuarantine and isolationStanding duty | Primary source read | |
| Ex. DUT-DC-007 | D.C. Official Code sec. 7-139Interference unlawful | Congress of the United States (Act of Aug. 11, 1939, ch. 601), as amended by the Council of the District of Columbia | District of ColumbiaState | Aug. 11, 1939 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyStanding duty | Primary source read | |
| Ex. DUT-DC-008 | D.C. Official Code sec. 7-140Violation of sec. 7-136, sec. 7-138, or sec. 7-139, or rules or regulations promulgated thereunder | Congress of the United States (Act of Aug. 11, 1939, ch. 601), as amended by the Council of the District of Columbia | District of ColumbiaState | Aug. 11, 1939 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyQuarantine and isolationStanding dutyOther | Primary source read | |
| Ex. DUT-MO-002 | RSMo 192.290State regulations supersede local rules -- additional local rules | Missouri General Assembly (Revised Statutes of Missouri, chapter 192) | MissouriState | Aug. 28, 1939 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyBusiness closureGathering capWorkplace rulesStanding duty | Primary source read | |
| Ex. DUT-MO-008 | RSMo 292.300Employer to provide protection to employees from diseases | Missouri General Assembly (Revised Statutes of Missouri, chapter 292, Health and Safety of Employees) | MissouriState | Aug. 28, 1939 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyWorkplace rulesStanding duty | Primary source read | |
| Ex. DUT-MO-009 | RSMo 292.180Health and safety of employees to be protected -- director may seal machinery, when | Missouri General Assembly (Revised Statutes of Missouri, chapter 292) | MissouriState | Aug. 28, 1939 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyWorkplace rulesStanding duty | Primary source read | |
| Ex. LAW-474 | Helvering v. F. & R. Lazarus & Co., 308 U.S. 252 (1939)Helvering v. F. & R. Lazarus & Co., 308 U.S. 252 (1939) | Supreme Court of the United States (Black, J.) | Legal authority | Dec. 4, 1939 | | Legal authority | Primary source read | |
| Ex. LAW-009 | Skidmore v. Swift & Co., 323 U.S. 134 (1944)Skidmore v. Swift & Co., 323 U.S. 134 (1944) | Supreme Court of the United States | Legal authority | Dec. 4, 1944 | | Legal authority | Primary source read | |
| Ex. LAW-473 | Commissioner v. Court Holding Co., 324 U.S. 331 (1945)Commissioner v. Court Holding Co., 324 U.S. 331 (1945) | Supreme Court of the United States (Black, J.) | Legal authority | Mar. 12, 1945 | | Legal authority | Primary source read | |
| Ex. LAW-313 | Pub. L. 81-600, 64 Stat. 319 (July 3, 1950)Act to provide for the organization of a constitutional government by the people of Puerto Rico ('in the nature of a compact') | Congress of the United States | United States or State (legal authority; see citation)Legal authority | July 3, 1950 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Legal authorityOther | Primary source read | |
| 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-PA-018 | Statute (Liquor Code, Act of Apr. 12, 1951, P.L. 90, No. 21, sec. 471)Liquor Code section 471, Revocation and Suspension of Licenses; Fines | General Assembly of the Commonwealth of Pennsylvania | PennsylvaniaState | Apr. 12, 1951 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyBusiness closureAlcohol and barsStanding duty | Primary source read | |