| Ex. MET-PHX-029 | Valley Metro COVID-19 rider face-covering requirement and service reductions (page 'COVID-19 updates: face coverings required')COVID-19 updates: face coverings required | Valley Metro (Boards of Directors) and Phoenix City Council (service actions) | Maricopa County, Arizona (Valley Metro Regional Public Transportation Authority; City of Phoenix Public Transit Department)Sector regulator | July 1, 2020 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Face-covering requirementTravel and quarantineOther | Primary source read | |
| Ex. MET-PHX-039 | Face Coverings Required on Transit Vehicles (City ordinance approved Jan. 4, 2021; Mayor's proclamation)Face Coverings Required on Transit Vehicles - Sun Tran | Tucson Mayor and Council (Jan. 4, 2021 transit safety ordinance) and Mayor Regina Romero (proclamation), as posted by Sun Tran | City of Tucson, Arizona (Sun Tran, Sun Link, Sun Van, Sun Shuttle)Sector regulator | Jan. 4, 2021 | 2021 Q12021 Q22021 Q3 | Face-covering requirementTravel and quarantineWorkplace rules | Confirmed from a secondary source | |
| Ex. MET-PHX-042 | Valley Metro rider face-covering requirement effective July 1, 2020 (post 'Wear a mask while riding Valley Metro', April 2021)Wear a mask while riding Valley Metro | Valley Metro Boards of Directors (rider face-covering requirement), as stated in Valley Metro's April 2021 post | Maricopa County, Arizona (Valley Metro)Sector regulator | July 1, 2020 | 2020 Q32020 Q42021 Q12021 Q22021 Q3 | Face-covering requirementTravel and quarantine | Primary source read | |
| Ex. DUT-AZ-003 | StatuteQuarantine and sanitary measures to prevent contagion | Arizona Legislature (Arizona Revised Statutes, title 36, ch. 6, art. 4) | ArizonaState | | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Standing dutyWorkplace rulesQuarantine and isolationStanding duty | Primary source read | |