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California DUI Laws for Commercial Drivers: Understanding Vehicle Code 23152(d) VC

Driving under the influence (DUI) is a serious offense in California, and the consequences become even more severe for commercial drivers. For those with a commercial driver’s license (CDL), it’s essential to understand the specific regulations and penalties associated with DUI under Vehicle Code 23152(d) VC.

Lower BAC Limits for Commercial Drivers

While the legal blood alcohol concentration (BAC) limit for non-commercial drivers in California is 0.08%, the limit is stricter for commercial drivers at 0.04%. This lower threshold reflects the increased responsibility and potential dangers of operating larger commercial vehicles.

Immediate Consequences

If a commercial driver is found to have a BAC of 0.04% or higher, they will face immediate consequences, including a 24-hour out-of-service order. This means they cannot operate any commercial vehicles during this period. Additionally, their regular driver’s license may be suspended pending the outcome of the case.

Criminal Penalties for DUI

A DUI conviction for commercial drivers can lead to severe criminal penalties, such as:

  • Fines: Typically ranging from $390 to $1,000.

  • Jail Time: Up to six months for a first-time offense.

  • DUI Education Programs: Mandatory attendance at DUI education programs.

  • CDL Suspension: A first-time DUI conviction can result in a one-year suspension of the CDL. For those transporting hazardous materials, the suspension period increases to three years. A second DUI conviction can lead to a lifetime CDL suspension.

Employment Consequences

A DUI conviction can have significant implications for a commercial driver’s employment. Many employers have strict policies regarding DUI offenses, and a conviction can lead to termination or difficulty securing future employment in the industry. Additionally, the Federal Motor Carrier Safety Administration (FMCSA) mandates that commercial drivers report any DUI conviction to their employer within 30 days.

Insurance Challenges

A DUI conviction can make it difficult for commercial drivers to obtain affordable insurance coverage. Insurance companies may classify them as high-risk drivers, leading to increased premiums or denial of coverage.

Types of Commercial Driver’s Licenses (CDLs)

The California DMV offers three classes of commercial driver’s licenses (CDLs):

  • Commercial A: Permits any legal combination of vehicles with a combined gross weight rating (GCWR) of 26,001 pounds or more, as long as the towed vehicle(s) exceed a gross vehicle weight rating (GVWR) of 10,000 pounds.

  • Commercial B: Covers any single vehicle with a GVWR over 26,000 pounds, a vehicle of this weight towing another vehicle that doesn’t exceed 10,000 pounds GVWR, or a 3-axle vehicle weighing over 6,000 pounds.

  • Commercial C: Encompasses any Class C vehicle with endorsements for transporting hazardous materials (HazMat), passengers (PV), or operating a tank vehicle (TV).

Types of DUI for Commercial Drivers

Commercial drivers can face DUI charges while driving either a commercial or a non-commercial vehicle. The types of DUI charges include:

  • Driving under the influence of alcohol: Having a BAC of 0.04% or higher.

  • Driving under the influence of drugs: Operating a vehicle while impaired by illegal drugs or prescription medications.

  • Combined influence of alcohol and drugs: Being impaired by both alcohol and drugs simultaneously.

Defenses for Commercial DUI

Several defense strategies can be employed for commercial DUI charges, including:

  • Challenging the legality of the traffic stop: Arguing that the initial stop was not justified.

  • Questioning the accuracy of BAC testing: Highlighting potential errors in breathalyzer or blood test results.

  • Demonstrating lack of impairment: Providing evidence that the driver was not impaired despite the BAC level.

  • Entrapment: Proving that law enforcement induced the driver to commit the offense.

  • Medical necessity: Showing that the driver had a legitimate medical reason for consuming alcohol or drugs.

Rehabilitation and Reinstatement

After a DUI conviction and CDL suspension, commercial drivers must complete several steps to reinstate their driving privileges. This typically includes completing a DUI education program, serving the suspension period, and paying reinstatement fees. Reinstating a CDL after a lifetime suspension is more challenging and often requires a legal appeal.

Conclusion

For commercial drivers, understanding California’s DUI laws is crucial. The consequences of a DUI conviction can be severe, affecting driving privileges, employment, and insurance. If facing DUI charges, seeking experienced legal representation is essential to navigate the complexities of the case and protect your rights.

Don’t let a DUI derail your career and future. Contact Southwest Legal today for expert legal assistance. Our dedicated team is here to support you every step of the way and fight for the best possible outcome.

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Legal references: 

1. California Vehicle Code 23152(d): “It is unlawful for a person who has 0.04 percent or more, by weight, of alcohol in his or her blood to drive a commercial motor vehicle, as defined in Section 15210. In a prosecution under this subdivision, it is a rebuttable presumption that the person had 0.04 percent or more, by weight, of alcohol in his or her blood at the time of driving the vehicle if the person had 0.04 percent or more, by weight, of alcohol in his or her blood at the time of the performance of a chemical test within three hours after the driving.”

2. See California DMV, “California Driver License Classes.” 

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