California Code, Health and Safety Code - HSC § 24600

(a) It is unlawful for a person to sell or otherwise furnish any device intended to deliver a nonnicotine product in a vapor state, to be directly inhaled by the user, to a person under 18 years of age.

(b) Subdivision (a) does not prohibit the sale or furnishing of a drug or medical device that has been approved by the federal Food and Drug Administration pursuant to the federal Food, Drug, and Cosmetic Act (21 U.S.C. Sec. 301 et seq.).

(c) A violation of this section is an infraction punishable by a fine not exceeding five hundred dollars ($500) for the first violation, by a fine not exceeding one thousand dollars ($1,000) for the second violation, or by a fine not exceeding one thousand five hundred dollars ($1,500) for a third or subsequent violation.