(a)
No person shall evade or attempt to evade the payment of tolls or other charges on any vehicular crossing or toll highway.(b)
A violation of subdivision (a) is subject to civil penalties and is neither an infraction nor a public offense, as defined in Section 15 of the Penal Code. The enforcement of those civil penalties shall be governed by the civil administrative procedures set forth in Article 4 (commencing with Section 40250) of Chapter 1 of Division 17.
Source:
Section 23302.5, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=VEH§ionNum=23302.5..