Driving under the influence (DUI) is treated seriously in California, and anyone facing such charges should know what to expect. From the moment an arrest is made, the process can feel overwhelming—but understanding the laws, penalties, and possible defenses can make a huge difference.
What counts as DUI in California?
In California, it’s illegal to drive with a blood alcohol concentration (BAC) of 0.08% or higher. For commercial drivers, the limit is 0.04%, and for drivers under 21, any measurable amount of alcohol (0.01% BAC) can lead to charges. DUI charges don’t just apply to alcohol: driving under the influence of drugs—whether prescription, over-the-counter, or illegal substances—can also result in arrest.
The DUI process: what happens after an arrest?
After being stopped, if an officer suspects impairment, you’ll likely be asked to take field sobriety tests and a breath or blood test. If you refuse these tests, your driver’s license could be automatically suspended under California’s “implied consent” law.
If arrested, you’ll usually be taken to a police station or county jail. You’ll receive a temporary license (pink slip) and a notice that your driving privileges will be suspended in 30 days unless you request a DMV hearing within 10 days. Separately, your criminal case will move forward, beginning with an arraignment where you’ll enter a plea.
Penalties for DUI convictions
California law sets strict penalties that become more severe with each offense. For a first DUI offense, you might face:
- Fines ranging from $390 to over $1,000
- License suspension for six months (plus possible restricted license after installation of an ignition interlock device)
- Mandatory DUI education classes
- Possible jail time, typically from 48 hours up to six months
For second and third offenses, penalties include longer license suspensions, longer mandatory DUI classes, larger fines, and longer jail time. If someone was injured, or if your BAC was especially high (0.15% or higher), penalties increase even further.
Defending against a DUI charge
Being charged with DUI doesn’t automatically mean you’ll be convicted. Experienced defense attorneys often look for errors in how evidence was collected or handled. For instance, a breathalyzer might not have been properly calibrated, or the officer might not have followed required testing protocols. Other possible defenses include medical conditions that can mimic intoxication or questioning the legality of the traffic stop itself.
When drugs are involved—especially prescription or medical marijuana—the legal questions become even more complex. That’s why people facing these charges often seek help from a qualified drug crime lawyer who understands the intersection of DUI and drug laws in California.
Moving forward after a DUI
A DUI can feel like a life-changing event, but it doesn’t have to define your future. By understanding your rights, knowing what to expect in the legal process, and working with an experienced defense lawyer, you can navigate the situation with more confidence.
California’s DUI laws are strict, but the legal system also offers opportunities to defend yourself and, when appropriate, pursue lighter penalties or alternative sentencing. Taking proactive steps now can help protect your license, your record, and your future.