Cal. PEN § 602.11

(a) Any person, alone or in concert with others, who intentionally prevents an individual from entering or exiting a health care facility, place of worship, or school by physically detaining the individual or physically obstructing the individual’s passage shall be guilty of a misdemeanor punishable by imprisonment in the county jail, or a fine of not more than two hundred fifty dollars ($250), or both, for the first offense; imprisonment in the county jail for not less than five days and a fine of not more than five hundred dollars ($500) for the second offense; and imprisonment in the county jail for not less than 30 days and a fine of not more than two thousand dollars ($2,000) for a third or subsequent offense. However, the court may order the defendant to perform community service, in lieu of any fine or any imprisonment imposed under this section, if it determines that paying the fine would result in undue hardship to the defendant or his or her dependents.

(b) As used in subdivision (a), the following terms have the following meanings:

(1) “Physically” does not include speech.

(2) “Health care facility” means a facility licensed pursuant to Chapter 1 (commencing with Section 1200) of Division 2 of the Health and Safety Code, a health facility licensed pursuant to Chapter 2 (commencing with Section 1250) of Division 2 of the Health and Safety Code, or any facility where medical care is regularly provided to individuals by persons licensed under Division 2 (commencing with Section 500) of the Business and Professions Code, the Osteopathic Initiative Act, or the Chiropractic Initiative Act.

(3) “Person” does not include an officer, employee, or agent of the health care facility, or a law enforcement officer, acting in the course of his or her employment.

(c) This section shall not be interpreted to prohibit any lawful activities permitted under the laws of the State of California or by the National Labor Relations Act in connection with a labor dispute.