https://www.mercurynews.com/2021/08/25/outside-lands-sets-covid-19-vaccination-policy-for-festival/

Organizers have announced the COVID-19 vaccination and testing policies for the 2021 Outside Lands Music and Arts Festival.

Fans will need to provide proof that they are fully vaccinated against COVID-19 or show a negative COVID-19 test result in order to attend the festival, Oct. 29-31, at Golden Gate Park in San Francisco.