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    Legal books and gavel representing California DUI Laws
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    Underage DUI (VC 23136 & 23140)

    Zero tolerance laws for drivers under 21 with any measurable BAC.

    Understanding Underage DUI (VC 23136 & 23140)

    California enforces strict "Zero Tolerance" laws for underage drivers. Under VC 23136, it is a civil offense for anyone under 21 to drive with a BAC of 0.01% or higher, resulting in a mandatory one-year license suspension. Under VC 23140, it is an infraction for an underage driver to drive with a BAC of 0.05% or higher. Furthermore, an underage driver with a BAC of 0.08% or higher will face standard adult misdemeanor DUI charges under VC 23152.

    Reputable Sources & California Code References

    The information provided on this page is sourced directly from the official California Legislative Information database and relevant state statutes.

    Disclaimer: Laws and regulations are subject to change. These references are provided for informational purposes only and do not constitute formal legal advice. Always consult with a qualified attorney regarding your specific case.

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