California Code, Business and Professions Code - BPC § 676

The provisions contained in this article shall not apply to inservice training programs given in institutions for the purpose of qualifying persons to work therein, to public schools, to private schools or institutions offering advanced nursing education to registered nurses or vocational nurses licensed in the United States, or to schools conducted by any recognized church or denomination for the purpose of training the adherents of such church or denomination in the care of the sick in accordance with its religious tenets.