California Code, Vehicle Code - VEH § 42001.18

(a) For the first infraction, by a fine of two hundred twenty dollars ($220).

(b) For a second infraction for a violation of Section 21971 occurring within one year of a prior violation of that section that resulted in a conviction, by a fine of three hundred twenty dollars ($320).

(c) For a third or any subsequent infraction for a violation of Section 21971 occurring within one year of two or more prior infractions of violating that section that resulted in convictions by a fine of three hundred seventy dollars ($370).