California Code, Business and Professions Code - BPC § 7118.6

(a) Conviction of a first offense is an infraction punishable by a fine of not less than one thousand dollars ($1,000) or more than three thousand dollars ($3,000), and by possible revocation or suspension of any contractor's license.

(b) Conviction of a subsequent offense is a misdemeanor requiring revocation or suspension of any contractor's license, and a fine of not less than three thousand dollars ($3,000) or more than five thousand dollars ($5,000), or imprisonment in the county jail for not more than one year, or both the fine and imprisonment.