California Code, Health and Safety Code - HSC § 44017.3

(a) The department shall provide a licensed smog check station with a sign informing customers about options when their vehicle fails a biennial smog check inspection, including, but not limited to, the option for qualified consumers to retire vehicles, receive repair assistance, or obtain repair cost waivers. The sign shall include the department's means of contact, including, but not limited to, its telephone number and Internet Web site. This sign shall be posted conspicuously in an area frequented by customers. The sign shall be required in all licensed smog check stations.

(b) In stations where licensed smog check technician repairs are not performed, the station shall have posted conspicuously in an area frequented by customers a statement that repair technicians are not available and repairs are not performed.