Cal. Pub. Util. Code § 5412.5

Every officer or person employed by the commission who, except as authorized by the commission or a court, discloses any fact or information from an inspection of the accounts, books, papers, or documents of a charter-party carrier of passengers is guilty of a misdemeanor and is punishable by a fine of not more than one thousand dollars ($1,000), by imprisonment in the county jail for not more than three months, or by both.