In addition to, or instead of, any fine imposed for conviction of a violation of subdivision (c) or (d) of Section 4461, the court may impose a civil penalty of not more than one thousand five hundred dollars ($1,500) for each conviction.
Source:
Section 4461.5, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=VEH§ionNum=4461.5..