Pursuant to Subpart E of Part 383 of Title 49 of the Code of Federal Regulations, a driver shall not operate a commercial motor vehicle if the department receives notice from the federal Drug and Alcohol Clearinghouse that the driver is prohibited from operating a commercial motor vehicle. The term for which a driver shall not operate a commercial motor vehicle shall remain in effect for the period specified by Subpart E of Part 383 of Title 49 of the Code of Federal Regulations.
Ca. Veh. Code § 15303.3