Glendale's face covering order allows businesses to refuse service to any person does not wear a mask or comply with physical distancing.
"Businesses must also take all reasonable steps to ensure those in line or entering their business wear face coverings and comply with physical distancing requirements," the city said in a statement.
VIDEO: Napa City and County to crack down on enforcing face masks, social distancing
Napa City and County to crack down on masks and social distancing
It also authorizes citations of $400 to individuals and businesses for the first violation, $1,000 for the second and $2,000 for the third.
People exempted from the policy include children under the age of 2, individuals with breathing problems, and anyone who is incapacitated or otherwise unable to remove a face covering without assistance.
The enactment of the citation ordinance comes amid a social media campaign by the city that encourages residents to adhere to a number of health guidelines amid the pandemic.
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"Don't be a turd, protect the herd. Wear your face covering," says an image tweeted by the city's official Twitter account, showing several animated characters holding a mask, a bottle of hand sanitizer and a thermometer.
Other Southern California cities enforcing a similar rule include Calabasas, Manhattan Beach, West Hollywood, Santa Monica, and Beverly Hills.
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