Vehicle Code section 15300
(a)
A driver shall not operate a commercial motor vehicle for a period of one year if the driver is convicted of a first violation of any of the following:(1)
Subdivision (a), (b), or (c) of Section 23152 while operating a motor vehicle.(2)
Subdivision (d) of Section 23152.(3)
Subdivision (a) or (b) of Section 23153 while operating a motor vehicle.(4)
Subdivision (d) of Section 23153.(5)
Leaving the scene of an accident involving a motor vehicle operated by the driver.(6)
Using a motor vehicle to commit a felony, other than a felony described in Section 15304.(7)
Driving a commercial motor vehicle when the driver’s commercial driver’s license is revoked, suspended, or canceled based on the driver’s operation of a commercial motor vehicle or when the driver is disqualified from operating a commercial motor vehicle based on the driver’s operation of a commercial motor vehicle.(8)
Causing a fatality involving conduct defined pursuant to Section 191.5 of the Penal Code or subdivision (c) of Section 192 of the Penal Code.(9)
While operating a motor vehicle, refuses to submit to, or fails to complete, a chemical test or tests in violation of Section 23612.(10)
A violation of Section 2800.1, 2800.2, or 2800.3 that involves a commercial motor vehicle.(b)
If a violation listed in subdivision (a), or a violation listed in paragraph (2) of subdivision (a) of Section 13350 or Section 13352 or 13357, occurred while transporting a hazardous material, the period specified in subdivision (a) shall be three years.
Source:
Section 15300, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=VEH§ionNum=15300. (accessed Apr. 24, 2025).