“What the city is actually doing is outsourcing responsibility for getting people vaccinated to private local businesses. Fines for failure to comply with the law fall not on the unvaccinated people attempting to get into restaurants and movie theaters, but on the businesses that fail to catch them. Fines start at $1,000 (beginning with the second violation) and can reach as high as $5,000 per citation.”
https://reason.com/2021/10/07/los-angeles-orders-local-businesses-to-serve-as-vaccination-enforcers/