At a minimum, California Employers are required to provide:
Mandatory California and federal law notices in each work site CA & Federal Combined.
California Wage Order poster (specific to your industry) alongside the California & Federal combined poster.
California required pamphlets (distribute to each of your employees) Pamphlet Bundles.
Mandatory Workplace Violence Prevention Training and CA Harassment Prevention Training.
Additionally, some California employers may be required to provide:
City or County posters (specific to the cities/counties your employees work) in each work site Local Ordinance.