Upon the operation of a commercial motor vehicle at a greater gross vehicle weight than had been reported to and registered by the department, a new registration application shall be made to the department. The greater declared gross vehicle weight fee as required in Section 9400.1 and any penalties defined in this code shall be paid to the department.
Source:
Section 9554.2, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=VEH§ionNum=9554.2..