Cal. Bus. & Prof. Code § 19912
(a)
(1) A person shall not be employed as a gambling enterprise employee, or serve as an independent agent, except as provided in paragraph (2), (3), or (4), unless the person is the holder of one of the following:
(c) The department may object to the issuance of a work permit by a city, county, or city and county for any cause specified under this chapter deemed reasonable by the department, and if the department objects to issuance of a work permit, the work permit issued by a city, county, or city and county shall be denied.
(d) Application for a work permit for use in any jurisdiction where a locally issued work permit is not required by the licensing authority of a city, county, or city and county shall be made to the department, and may be granted or denied by the commission for any cause specified under this chapter.