(a) Unless otherwise specified, a violation of this chapter is an infraction punishable by a fine of not more than five hundred dollars ($500).
(b) A conviction of a second or subsequent violation of this chapter within any 12-month period is a misdemeanor punishable by a fine of not less than one hundred dollars ($100) nor more than one thousand dollars ($1,000) or by imprisonment in the county jail for not more than six months, or by both the fine and imprisonment.