Los Angeles County Metropolitan Transportation Authority (Metro), announced by The Source (Metro's official news site) May 7, 2020, Metro face-covering requirement for all riders on Metro buses and trains, effective Monday, May 11, 2020 (announcement of May 7, 2020) (Ex. MET-LA-070)
BART (General Manager; Board of Directors), BART face-mask requirement for riders (announced Apr. 21, 2020, effective Apr. 22, 2020) (Ex. MET-SFO-070)
California Department of Social Services, Community Care Licensing Division, PIN 21-33-ASC, Adult Day Program Infection Control Guidance (supersedes PIN 20-33-ASC and PIN 21-21-ASC) (July 27, 2021) (Ex. SEC-24-004)
