Ignition Interlock Laws California

Everything you need to know about DUI and ignition interlock laws in California.

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California DUI Laws & Requirements

Understanding DUI laws and what you need to do after a DUI offense is crucial. LifeSafer is your trusted partner in simplifying the legal process and guiding you toward getting your driving privileges back.

Within California, a DUI conviction occurs when a driver operates a vehicle while their blood alcohol concentration (BAC) exceeds the legal limit. In the state of California, the permissible BAC limit for individuals over the age of 21 is set at 0.08%. However, for drivers under 21, the legal BAC limit is 0.01% or lower.

CA – Senate Bill 1046

As of January 1st, 2019 till December 31st, 2025, Senate Bill 1046 has instituted a pilot program that mandates the use of ignition interlock devices for all individuals convicted of DUI or DWI while under the influence of alcohol or a combination of alcohol and drugs.

The duration of an ignition interlock program is contingent on the number of DUI convictions a driver incurs, with the following guidelines:

  • First-time offenders: Required to participate for 6 months to 1 year.
  • Second-time offense: Mandatory participation of at least 1 year.
  • Third-time offense: Obligatory commitment of at least 2 years.
  • Fourth-time offense or more: A minimum requirement of 3 years.

*The duration of an ignition interlock program can differ based on the circumstances, particularly if the DUI case resulted in injury or included additional criminal charges.

For thorough information and personalized assistance about California’s DUI laws and requirements, contact our LifeSafer California state specialists. They are your go-to resource for all things interlock-related, offering expert guidance to help you navigate the legal aspects effectively.