(a)
Every person convicted of an infraction for a violation of subdivision (c) of Section 21752, subdivision (c) of Section 22526, or Section 22450, involving railroad grade crossings, or Section 22451 or 22452 shall be punished as follows:(1)
For the first infraction, by a fine of one hundred dollars ($100).(2)
For a second infraction of any of the offenses described in this subdivision occurring within one year of a prior infraction that resulted in a conviction, by a fine not exceeding two hundred dollars ($200).(3)
For a third or any subsequent infraction of any of the offenses described in this subdivision occurring within one year of two or more prior infractions that resulted in convictions, by a fine not exceeding two hundred fifty dollars ($250).(b)
In addition to the fine imposed pursuant to subdivision (a), a court, in a county in which Section 369b of the Penal Code applies, may require the person to attend a traffic school as described in Section 369b of the Penal Code.
Source:
Section 42001.16, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=VEH§ionNum=42001.16..