Cal. Bus. & Prof. Code § 23399.5
(a)
(b)
(c) A license or permit is not required for the serving of wine or beer as part of any service provided by an establishment that is subject to regulation by the State Board of Barbering and Cosmetology under the Barbering and Cosmetology Act (Chapter 10 (commencing with Section 7301) of Division 3) if the following requirements are met:
(d) A license or permit is not required for the serving of alcoholic beverages as part of the curriculum of an apprenticeship program for bartending or mixology, provided all of the following requirements are met: