| Ex. DUT-MT-015 | Mont. Code Ann. 27-1-1601 (SB 65 sec. 1)Definitions ('public health guidance'; 'person'; 'premises'; 'personal protective equipment') | Montana Legislature (67th), Senate Bill 65, Ch. 2, L. 2021 | MontanaState | Feb. 10, 2021 | 2021 Q12021 Q22021 Q3 | Standing dutyWorkplace rulesStanding duty | Primary source read | |
| Ex. DUT-MT-016 | Mont. Code Ann. 27-1-1608 (SB 65 sec. 8)Limitation on requirements | Montana Legislature (67th), Senate Bill 65, Ch. 2, L. 2021 | MontanaState | Feb. 10, 2021 | 2021 Q12021 Q22021 Q3 | Standing dutyFace-covering requirementVaccination or testingOther | Primary source read | |
| Ex. MT-087 | Senate Bill 65 (2021): COVID-19 civil liability protections for businesses, health care providers, nonprofit organizations and places of worship that take measures to protect individuals from COVID-19 and follow public health guidanceSenate Bill No. 65 (2021), COVID-19 liability protections | Montana Legislature (67th), Senate Bill 65, signed by Governor Gianforte Feb. 10, 2021 | MontanaState | Feb. 10, 2021 | 2021 Q12021 Q22021 Q3 | Workplace rulesOther | Confirmed from a secondary source | |
| Ex. DUT-MT-027 | Directive Implementing Executive Order 2-2021 (Feb. 12, 2021; rescinding and replacing all prior directives) (cross-reference to Ex. MT-021)Directive of February 12, 2021: General Masking; Phased Reopening no longer in force; Public Gatherings; Businesses | Governor Greg Gianforte | MontanaState | Feb. 12, 2021 | 2021 Q12021 Q2 | Standing dutyWorkplace rulesOther | Primary source read | |
| Ex. MT-021 | Directive Implementing Executive Order 2-2021 (Feb. 12, 2021; rescinding and replacing all prior directives)Directive Implementing Executive Order 2-2021 | Governor Greg Gianforte | MontanaState | Feb. 12, 2021 | 2021 Q12021 Q2 | Telework mandateHealth care ordersAlcohol and barsCourts and public officesWorkplace rulesSupply chainOther | Primary source read | |
| Ex. DUT-MT-005 | Mont. Code Ann. 50-2-118Powers and duties of local health officers | Montana Legislature (Montana Code Annotated, Title 50, ch. 2) | MontanaState | Sept. 28, 2026 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyBusiness closureGathering capEvents and venuesQuarantine and isolationStanding duty | Primary source read | |
| Ex. DUT-MT-007 | Mont. Code Ann. 50-2-124Penalties for violations | Montana Legislature (Montana Code Annotated, Title 50, ch. 2) | MontanaState | Sept. 28, 2026 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyStanding duty | Primary source read | |
| Ex. DUT-MT-029 | Mont. Code Ann. 50-2-116 (Powers and duties of local boards of health) (cross-reference to Ex. MT-073)Powers and duties of local boards of health, including the 2021 limits of subsection (5) and the enforcement saving clause of subsection (7) | Montana Legislature (Mont. Code Ann. 50-2-116, as amended by Ch. 324 and Ch. 408, L. 2021 (HB 121, approved Apr. 16, 2021; HB 257, approved May 7, 2021)) | MontanaState | Apr. 16, 2021 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyBusiness closureQuarantine and isolationStanding dutyOperating condition | Primary source read | |
| Ex. MT-073 | Mont. Code Ann. 50-2-116, Powers and duties of local boards of health, as amended in 2021 (HB 121: governing-body control of emergency health orders; HB 257: local rules may not compel businesses to deny customer access)Mont. Code Ann. 50-2-116. Powers and duties of local boards of health (MCA 2025 text with 2021 amendments) | Montana Legislature (67th): HB 121 (approved Apr. 16, 2021) and HB 257 (approved May 7, 2021 after an amendatory veto); codified at Mont. Code Ann. 50-2-116(4)-(9) (amd. Sec. 4, Ch. 324, L. 2021; amd. Sec. 8, Ch. 408, L. 2021) | MontanaState | May 7, 2021 | 2021 Q22021 Q3 | Events and venuesVaccination or testingOther | Primary source read | |
| Ex. DUT-MT-030 | Mont. Code Ann. 49-2-312 (cross-reference to Ex. MT-072)Discrimination based on vaccination status or possession of immunity passport prohibited -- definitions | Montana Legislature (67th), House Bill 702, Ch. 418, L. 2021, approved May 7, 2021 | MontanaState | May 7, 2021 | 2021 Q22021 Q3 | Standing dutyWorkplace rulesVaccination or testingStanding duty | Primary source read | |
| Ex. MT-072 | House Bill 702 (2021), An Act Prohibiting Discrimination Based on a Person's Vaccination Status or Possession of an Immunity Passport, codified at Mont. Code Ann. 49-2-312Mont. Code Ann. 49-2-312. Discrimination based on vaccination status or possession of immunity passport prohibited -- definitions (En. Sec.… | Montana Legislature (67th), HB 702, approved by Governor Gianforte May 7, 2021; 2021 Mont. Laws ch. 418 | MontanaState | May 7, 2021 | 2021 Q22021 Q3 | Workplace rulesVaccination or testing | Primary source read | |
| Ex. SEC-01-081 | House Bill 702 (2021)An Act Prohibiting Discrimination Based on a Person's Vaccination Status or Possession of an Immunity Passport | Montana Legislature (Governor Greg Gianforte signed) | MontanaState | May 7, 2021 | 2021 Q22021 Q3 | Workplace rulesVaccination or testingOther | Primary source read | |
| Ex. SEC-27-014 | House Bill 702 (2021), An Act Prohibiting Discrimination Based on a Person's Vaccination Status or Possession of an Immunity Passport, codified as Mont. Code Ann. sec. 49-2-312Unlawful discriminatory practice for a person or governmental entity to refuse services, goods, facilities, educational opportunities or… | Montana Legislature (House Bill 702, 67th Legislature), approved by Governor Gianforte | MontanaState | May 7, 2021 | 2021 Q22021 Q3 | Workplace rulesVaccination or testingOther | Primary source read | |
| Ex. MT-022 | Executive Order No. 10-2021Executive Order Rescinding State of Emergency | Governor Greg Gianforte | MontanaState | June 30, 2021 | 2021 Q2 | Emergency declaration | Primary source read | |
| Ex. MT-042 | Temporary Emergency Rule I, MAR Notice No. 37-960 (Notice of Adoption of Temporary Emergency Rule)In the matter of the adoption of Temporary Emergency Rule I to allow students and/or their parents or guardians the ability to opt-out of… | Montana Department of Public Health and Human Services | MontanaState | Aug. 31, 2021 | 2021 Q3 | Face-covering requirementSchools and child care | Primary source read | |
| Ex. DUT-MT-001 | Mont. Code Ann. 50-1-202General powers and duties (Department of Public Health and Human Services) | Montana Legislature (Montana Code Annotated, Title 50, ch. 1) | MontanaState | Sept. 28, 2026 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyBusiness closureQuarantine and isolationStanding duty | Primary source read | |
| Ex. DUT-MT-002 | Mont. Code Ann. 50-1-203Public health inspections | Montana Legislature (Montana Code Annotated, Title 50, ch. 1) | MontanaState | Sept. 28, 2026 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyBusiness closureStanding dutyOperating condition | Primary source read | |
| Ex. DUT-MT-003 | Mont. Code Ann. 50-1-204Quarantine and isolation measures | Montana Legislature (Montana Code Annotated, Title 50, ch. 1) | MontanaState | Sept. 28, 2026 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyQuarantine and isolationStanding duty | Primary source read | |
| Ex. DUT-MT-004 | Mont. Code Ann. 50-1-103Enforcement of public health laws | Montana Legislature (Montana Code Annotated, Title 50, ch. 1) | MontanaState | Sept. 28, 2026 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyStanding duty | Primary source read | |
| Ex. DUT-MT-006 | Mont. Code Ann. 50-2-123Compliance order authorized | Montana Legislature (Montana Code Annotated, Title 50, ch. 2) | MontanaState | Sept. 28, 2026 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyStanding dutyOperating condition | Primary source read | |
| Ex. DUT-MT-008 | Mont. Code Ann. 10-3-104General authority of governor | Montana Legislature (Montana Code Annotated, Title 10, ch. 3) | MontanaState | Sept. 28, 2026 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyEmergency declarationStay-at-homeBusiness closureTravel and quarantineStanding duty | Primary source read | |
| Ex. DUT-MT-009 | Mont. Code Ann. 10-3-103Definitions ('disaster' includes 'outbreak of disease'; 'emergency') | Montana Legislature (Montana Code Annotated, Title 10, ch. 3) | MontanaState | Sept. 28, 2026 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyEmergency declarationStanding duty | Primary source read | |
| Ex. DUT-MT-010 | Mont. Code Ann. 50-71-201Employer to provide safe workplace and to purchase, furnish, and require use of health and safety items -- safe practices | Montana Legislature (Montana Code Annotated, Title 50, ch. 71) | MontanaState | Sept. 28, 2026 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyWorkplace rulesStanding duty | Primary source read | |
| Ex. DUT-MT-011 | Mont. Code Ann. 50-71-202Employer to provide and maintain safe place of employment | Montana Legislature (Montana Code Annotated, Title 50, ch. 71) | MontanaState | Sept. 28, 2026 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyWorkplace rulesStanding duty | Primary source read | |
| Ex. DUT-MT-012 | Mont. Code Ann. 39-71-1504Safety programs -- educational activities | Montana Legislature (Montana Code Annotated, Title 39, ch. 71, part 15, Montana Safety Culture Act) | MontanaState | Sept. 28, 2026 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyWorkplace rulesStanding duty | Primary source read | |