| Ex. MET-SEA-021 | Metro announcement: fare collection discontinued and rear-door boarding required from Mar. 21, 2020; service reductions from Mar. 23, 2020King County Metro to discontinue fare collections, direct riders to board buses at rear doors, beginning March 21 | King County Metro (King County Executive Dow Constantine) | King County, Washington (King County Metro Transit; also reports Sound Transit and Seattle Streetcar)County | Mar. 20, 2020 | 2020 Q22020 Q3 | Travel and quarantineOther | Primary source read | |
| Ex. MET-SEA-031 | Executive release: emergency child care for the children of essential workers during the school closuresKing County child care for essential workers (Mar. 24, 2020) | King County Executive Dow Constantine | King County, WashingtonCounty | Mar. 24, 2020 | 2020 Q2 | Schools and child careOther | Confirmed from a secondary source | |
| Ex. MET-SEA-022 | Metro announcement: masks or face coverings required on transit from May 18, 2020New public health Directive requires masks or face coverings on transit | King County Metro, implementing the Local Health Officer's face-covering Directive of May 11, 2020 | King County, Washington (King County Metro Transit)County | May 11, 2020 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Face-covering requirementTravel and quarantine | Primary source read | |
| Ex. MET-SEA-047 | Local Health Officer Directive: Face Covering DirectiveLocal Health Officer Directive (Face Covering Directive) | Dr. Jeff Duchin, Local Health Officer, Public Health - Seattle & King County | King County, WashingtonCounty | May 11, 2020 | 2020 Q22020 Q32020 Q42021 Q12021 Q2 | Face-covering requirementTravel and quarantineWorkplace rules | Primary source read | |
| Ex. MET-SEA-023 | Metro announcement: fare collection resumes Oct. 1, 2020; fare enforcement suspended through end of 2020Metro to resume fare collection Oct. 1 | King County Metro | King County, Washington (King County Metro Transit)County | Sept. 17, 2020 | 2020 Q4 | Travel and quarantineOther | Primary source read | |