What Happens After a DUI Arrest in California?

Written by Cesar M. Dulanto, Principal Attorney & Founder

This article is part of our resource center

A DUI arrest in California is overwhelming, confusing, and time-sensitive. Many people assume they are facing a single case, only to later discover they are dealing with two separate legal processes—one in criminal court and another with the Department of Motor Vehicles (DMV). Missing deadlines or making early mistakes can permanently affect your driving privileges, criminal record, and future.

This guide explains exactly what happens after a DUI arrest in California, what you should expect at each stage, and why early legal guidance is critical.

Quick Summary: What to Know After a DUI Arrest

  • A DUI arrest triggers two separate cases: criminal court and the DMV.
  • You have only 10 days to request a DMV hearing to protect your license.
  • An arrest does not mean you are convicted.
  • Early mistakes, such as pleading too soon, can hurt your case.
  • Prompt legal representation can preserve rights and limit consequences.

On This Page

  • DUI Arrest vs. DUI Case: What’s the Difference?
  • The Criminal Court Case After a DUI Arrest
  • The DMV Case and the 10-Day Deadline
  • Common DUI Mistakes That Hurt Cases
  • Potential Penalties After a DUI Arrest
  • Why Early Legal Representation Matters

DUI Arrest vs. DUI Case: What’s the Difference?

A DUI arrest does not automatically mean you are convicted of DUI. An arrest is the starting point of the process, not the end.

After a DUI arrest, California law initiates two parallel actions:

  1. A criminal case filed by a prosecutor; and
  2. An administrative license action by the DMV.

These cases are separate, follow different rules, and require independent defenses. It is possible to win one and lose the other, which is why both must be addressed carefully and promptly.

The Criminal Court Case After a DUI Arrest

1. Booking and Release

After a DUI arrest, most individuals are:

  • Booked at a police station
  • Fingerprinted and photographed
  • Released either on bail or on their own recognizance

In many first-time DUI cases, release occurs within hours. However, quick release should not be mistaken for a minor case. The legal process is just beginning.

2. Arraignment: Your First Court Appearance

The arraignment is your first appearance in criminal court. At this hearing:

  • The court formally reads the DUI charges against you
  • You enter a plea (guilty, not guilty, or no contest)
  • Bail conditions may be reviewed
  • Future court dates are scheduled

Many defendants make critical mistakes at this stage by pleading before reviewing evidence or understanding potential defenses.

3. Evidence Review and Legal Challenges

A good defense attorney should review all evidence, which may include:

  • Police reports
  • Breath or blood test results
  • Body-worn camera footage (from the cameras worn by police officers)
  • Dashcam recordings (from the cameras in the police cars)
  • Field sobriety test documentation

Attorneys may file legal motions challenging:

  • The legality of the traffic stop that led to the arrest
  • The basis for the arrest
  • The accuracy of chemical testing
  • Constitutional or procedural violations

Strong DUI cases can be resolved before trial through effective motion practice and negotiation.

4. Resolution: Dismissal, Plea, or Trial

Many DUI cases resolve through:

  • Dismissals
  • Charge reductions
  • Negotiated plea agreements

Some cases proceed to trial, depending on factors such as blood alcohol concentration (BAC) levels and the overall strength and reliability of the evidence of impairment.

Each case requires a tailored legal strategy.

The DMV Case: The 10-Day Deadline Most People Miss

Separate from the criminal court case, the DMV initiates an Administrative Per Se (APS) action against your driver’s license.

You Have Only 10 Days to Act

From the date of arrest, you have 10 calendar days to request a DMV hearing. If no hearing is requested:

  • Your license is automatically suspended
  • You lose the opportunity to challenge the suspension

This deadline is strict and unforgiving.

What the DMV Hearing Decides

A DMV hearing determines:

  • Whether your driver’s license will be suspended
  • Whether you are eligible for restricted driving
  • Whether you refused a required chemical test

The DMV does not determine guilt or innocence for the criminal DUI charges.

Common DUI Mistakes That Hurt Cases

Many DUI cases become more difficult to defend because of early missteps, including:

  • Saying too much to the police
  • Assuming breath or blood test results are unbeatable
  • Missing the DMV hearing deadline
  • Pleading guilty prematurely

Early decisions often shape the entire outcome of the case.

Potential Penalties After a DUI Arrest

Penalties vary based on factors such as:

  • Prior DUI convictions
  • BAC level
  • Accidents or injuries
  • Test refusal allegations

Possible consequences include:

  • Driver’s license suspension
  • Jail time or probation
  • DUI education programs
  • Fines and court fees
  • Ignition interlock device (IID) requirements
  • Increased insurance premiums

Not every DUI arrest results in all of these penalties—but many unchallenged cases do.

Why Early Legal Representation Matters

A DUI case is both evidence-driven and deadline-driven. Early legal representation may allow:

  • Timely DMV hearing requests
  • Identification of legal and factual defenses
  • Strategic negotiation with prosecutors
  • Protection of driving privileges
  • Reduction of long-term consequences

Waiting often limits available options.

Speak With a DUI Defense Attorney

If you have been arrested for DUI in California, time matters. You may already be facing license suspension before your first court date.

A prompt legal review can help:

  • Preserve your rights
  • Identify weaknesses in the prosecution’s case
  • Provide clarity during a stressful process

Schedule a confidential consultation to discuss your situation and next steps.

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