Section 15303.5.

Cal. Vehicle Code - VEH § 15303.5.
in effect
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Pursuant to Subpart E of Part 383 of Title 49 of the Code of Federal Regulations, the department shall not issue, renew, or upgrade a commercial learner’s permit or commercial driver’s license if the department receives notification from the federal Drug and Alcohol Clearinghouse that the driver is prohibited from operating a commercial motor vehicle.
Source: CA Legislative Counsel Bulk DataURL: https://downloads.leginfo.legislature.ca.gov/pubinfo_2025.zipFetched: 6/27/2026

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