California Code, Business and Professions Code - BPC § 4980.44

(a) Inform each client or patient prior to performing any mental health and related services that the person is an unlicensed registered associate marriage and family therapist, provide the person's registration number and the name of the person's employer, and indicate whether the person is under the supervision of a licensed marriage and family therapist, licensed clinical social worker, licensed professional clinical counselor, psychologist licensed pursuant to Chapter 6.6 (commencing with Section 2900), licensed educational psychologist, or a licensed physician and surgeon certified in psychiatry by the American Board of Psychiatry and Neurology.