California Code, Elections Code - ELEC § 18545

Any person who hires or arranges for any other person in possession of a firearm or any uniformed peace officer, private guard, or security personnel or any person who is wearing a uniform of a peace officer, guard, or security personnel, to be stationed in the immediate vicinity of, or posted at, a polling place without written authorization of the appropriate elections official is punishable by a fine not exceeding ten thousand dollars ($10,000), by imprisonment pursuant to subdivision (h) of Section 1170 of the Penal Code for 16 months or two or three years, or in a county jail not exceeding one year, or by both that fine and imprisonment. This section shall not apply to the owner or manager of the facility or property in which the polling place is located if the private guard or security personnel is not hired or arranged solely for the day on which the election is held.