Contra Costa County joins the cities of Berkeley, San Francisco, and San Jose in requiring proof of COVID vaccination to enter certain indoor businesses. The state of California now requires proof of vaccination to enter indoor events with over 1,000 or outdoor events with over 10,000 attendees. https://sites.google.com/lbl.gov/2021-covid-19-information/home/digital-vaccination-record
January 2019 – July 2022
