Money McDonald’s to require customers wear masks at all U.S. restaurants starting Aug. 1 as COVID-19 cases increase July 24, 2020July 24, 2020 Kelly Tyko, USA TODAY Comments Off on McDonald’s to require customers wear masks at all U.S. restaurants starting Aug. 1 as COVID-19 cases increase McDonald's will require customers to wear masks at restaurants nationwide starting Aug. 1. The chain is the latest to announce a face covering policy.