No employer, owner, manager or person in charge or control shall permit any person to work in a cosmetic establishment knowing such person to have or having reason to believe that he has a disease in communicable form or is a carrier of such disease; and no person shall work in a cosmetic establishment, whether in his own or another’s employ, knowing himself to have or having reason to believe that he has any such disease or is a carrier of any disease. If an employer, owner, manager or person in charge or control suspects that any employer has any such disease in a communicable form, or is a carrier of such disease, he shall notify the Director immedi- ately. No person having any such disease in communicable form shall be served or receive any treatment in any cosmetic establishment.

SOURCE: GC § 9570.1.