Missoula DUI Defense Lawyer

It might’ve started as a quick drive home from a Griz game, dinner on Higgins, or an evening at KettleHouse. But everything changes after a stop on Reserve Street and a flashlight in your eyes. Now you’re facing DUI charges for one wrong answer or a misunderstood move.

If you’ve been arrested for DUI in Missoula, we know that you are experiencing a lot of unfamiliar emotions that can be deeply upsetting. You might have never been arrested before. You might never have experienced the shocking fear that overtakes you as the officer asks you to step out of the car and perform field sobriety tests. And now that you’ve gone through the ordeal of being booked, breath or blood tested, and held in jail for a time, you are wondering what in the world you need to do next.

Your next decision matters: you need a plan, not panic. We can provide you with an effective game plan and the legal knowledge you need to get your life back as quickly and painlessly as possible. A DUI attorney in Missoula can help you understand what you’re facing and what comes next.

Missoula DUI Defense Lawyer
Missoula DUI Defense

Stopped After a Night Out in Missoula? Your Next Step Matters.

A DUI arrest can start with a quick drive home from a Griz game, dinner on Higgins, a stop near Reserve Street, or a night at KettleHouse. Once you are booked, tested, and given a court date, you need a defense plan before the case gains momentum.

Reserve Street Stops Higgins Avenue Nights Griz Game Traffic Missoula County Courts
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Per Se DUI

Montana prosecutors can pursue DUI when BAC is 0.08% or higher within two hours of driving.

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Enhanced Risk

A BAC of 0.16% or higher can create sentencing enhancement concerns.

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Court Paths

First-time misdemeanor cases may begin in Justice Court, while felony or repeat cases can move to District Court.

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Local Office

Judnich & Sherwood’s Missoula office is located at 501 S Russell St.

Choose the Issue

What Type of DUI Case Are You Facing?

Tap the option that sounds closest to your situation. Each path may call for a different defense strategy.

Challenge the Number

A BAC case may look simple on paper, but the defense can review calibration, maintenance, operator training, timing, medical explanations, and whether the test followed Montana procedures.

Challenge the Observations

If the case relies on field sobriety tests, driving behavior, or officer observations, your attorney can examine whether those signs were caused by fatigue, nerves, medical issues, poor instructions, or uneven testing conditions.

Challenge the Assumptions

Drug-related DUI cases often involve prescription medication, marijuana, or drug recognition evaluations. These cases require close review of impairment evidence, not just the presence of a substance.

Review Alternative Paths

Missoula County offers DUI or ROAD Court for certain repeat offenders. It is not right for every case, but it may be worth reviewing if sobriety, treatment, and structured supervision are realistic options.

Tap to Explore

How a Missoula DUI Case Can Move Through Court

The case does not end at the arrest. What happens next can affect your license, record, employment, insurance, and future defense options.

01 Arraignment and Plea +

Your charges are formally read, and you enter a plea. Many defendants benefit from preserving defense options while an attorney investigates the State’s evidence.

02 Evidence Review +

Police reports, test records, video, witness statements, breath machine information, and officer training records may reveal problems with the case.

03 Motions and Negotiation +

Pretrial motions can challenge the stop, statements, detention, testing, or other evidence. If key evidence is suppressed, the prosecutor’s case may weaken significantly.

04 Trial or Resolution +

Some cases resolve through negotiation, while others require trial preparation. The right path depends on the facts, evidence, court, and your goals.

Defense Review

What Can a Missoula DUI Lawyer Challenge?

A DUI defense is built by reviewing every detail, from the first police contact to the final evidence the prosecutor plans to use.

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The Traffic Stop

Police need reasonable suspicion. If the stop was unjustified or prolonged, key evidence may be challenged.

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Chemical Testing

Breath and blood results may depend on proper procedure, timing, calibration, training, and chain of custody.

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Statements and Rights

Statements, roadside answers, and questioning may be reviewed for Miranda issues or other constitutional concerns.

Client Reviews

See What Clients Say About Judnich & Sherwood

DUI charges are stressful, especially when your license, record, job, and reputation are on the line. Reviews help visitors feel more comfortable before reaching out.

✓ Missoula DUI and criminal defense guidance
✓ Help with BAC evidence, field tests, and court strategy
✓ Local office serving Missoula County clients

Arrested for DUI in Missoula?

Speak with Judnich & Sherwood before making decisions that could affect your license, criminal record, insurance, employment, or future.

✓ Review the stop, arrest, BAC evidence, and police reports
✓ Understand Justice Court, District Court, and possible ROAD Court issues
✓ Build a plan before deadlines, hearings, or plea decisions arrive
This information is general and not legal advice. DUI outcomes depend on the facts, evidence, prior history, court, prosecutor, and Montana law.

What Counts As Driving Under the Influence in Montana?

In Montana, prosecutors can file DUI charges based on different legal grounds, including:

  • Per se DUI. Your blood alcohol content (BAC) is 0.08% or higher within two hours of driving. If your BAC measures at or above this range, the law presumes impairment regardless of how you appeared or drove.
  • Impairment-based DUI. Even if your BAC is below 0.08%, you could get a DUI based on impairment if your driving shows signs that your faculties were not functioning properly. If the prosecutor charges this, they will rely heavily on field sobriety tests and officer observations.
  • Drug-related DUI. You’re under the influence of drugs, including marijuana or prescription medication, in a way that impairs safe driving. These cases often involve drug recognition evaluations.

Each theory calls for different evidence and a tailored defense from an experienced DUI lawyer in Missoula. Your lawyer knows these charges well and is in the best position to protect your future by challenging the State’s evidence and calling their proof into question.

How Missoula County Handles DUIs

Missoula County has various courts that handle DUI cases based on the seriousness of the offense and other factors. First-time misdemeanor charges typically begin in Justice Court, while felony cases or repeat offenses move to District Court proceedings.

After arrest, your case timeline begins with an arraignment, where you’ll enter a plea and have the formal charges read. Most defendants benefit from pleading not guilty initially, preserving all defense options while their attorney investigates the prosecution’s evidence.

Pretrial motions and conferences follow, allowing your attorney to challenge evidence, suppress illegally obtained statements, negotiate with the prosecutor, and possibly even get the State to dismiss charges if the judge suppresses enough evidence. These motion hearings often determine case outcomes before a trial becomes necessary. For example, if the judge grants a motion to suppress critical evidence, there might not be enough evidence for the State to prosecute the case. If the prosecutor is left with a weak enough case, they might just drop the charges.

If your case proceeds to trial, you’ll face either a judge or a jury that will evaluate the evidence and determine whether you are guilty or not guilty. Skilled representation from a DUI lawyer in Missoula can make the difference between conviction and acquittal.

Missoula DUI Court: An Alternative Path

Missoula County offers DUI or ROAD Court, a treatment-based alternative for certain repeat offenders. Participants commit to sobriety, regular testing, and court supervision. While not for everyone, it can be a life-changing option for eligible, motivated individuals.

How Long Will It Take to Resolve My DUI Case?

Each case moves at its own pace. A plea agreement can resolve straightforward cases in 2–3 months. Complex cases with contested evidence, multiple hearings, or trial preparation may extend for six to 12 months or longer. Your timeline depends on the facts, the court’s docket, and the strategy you and your attorney pursue.

Penalties 

Montana law mandates increasing penalties for each DUI offense.

  • First offense—up to six months in jail, $600–$1,000 in fines, a six-month license suspension, and mandatory alcohol education;
  • Second offense—seven days to six months in jail, fines up to $2,000, a one-year license suspension, and the mandatory installation of an ignition interlock device;
  • Third offense—results in 30 days to one year in jail, $2,500 to $5,000 in fines, and long-term license revocation; and
  • Fourth and subsequent offenses—felony charges, with penalties including up to five years in prison and substantial fines.

If a child under 16 was in the car, or your BAC was 0.16% or higher, sentencing enhancements will likely apply.

Will a First DUI Conviction Go on My Permanent Record?

Montana DUI convictions create permanent criminal records that appear on background checks for employment, housing, and professional licensing. Expungement options exist but require waiting periods and court approval, for which some don’t immediately qualify.

Strong Defense Strategies

No matter the circumstances, you have rights and defenses. A DUI lawyer in Missoula will examine every detail of your case to find errors or weaknesses in the prosecution’s case. Let’s look at some key strategies.

Challenging the Traffic Stop

Police must have reasonable suspicion to pull you over. Everything collected after the stop, including BAC results, can be thrown out if they didn’t. Some reasons to challenge the legality of a stop include:

  • Unjustified stops. Officers cannot pull you over without a specific traffic violation or articulable suspicion. They cannot pull you over simply on a “hunch.”
  • Prolonged detention. Officers cannot unnecessarily extend a stop without a new justification.
  • Miranda rights. Law enforcement cannot detain and question you without informing you of your Miranda rights.

These constitutional violations can be grounds for dismissal.

Attacking Chemical Test Accuracy

Montana has strict procedures for administering chemical tests. If law enforcement cuts corners, your BAC or drug test may not hold up in court. Your attorney may investigate:

  • Calibration and maintenance records. Breathalyzers must be routinely serviced and calibrated.
  • Operator training. Only properly certified personnel may administer tests.
  • Medical explanations. Conditions like GERD, diabetes, or certain medications can create false positives.

No test is foolproof. Properly challenging the science can make or break your case.

Take Control of Your Case Before the Clock Runs Out

At the Judnich & Sherwood P.C., we bring experience, a sense of urgency, and personalized attention to every DUI case. Our attorneys have represented hundreds of Montanans in DUI cases, from first-time offenses to felony charges. We’re deeply familiar with the local courts, law enforcement practices, and prosecutors in Missoula County.

Clients appreciate that we don’t waste time or money. You’ll speak directly with your attorney, not just support staff. We’re transparent about cost and timelines and work to find real solutions, including reduced charges, dismissal, or a structured plan to help you move on.

Speak with our DUI attorney in Missoula who’s ready to stand by your side and fight for your future.

How long do I have to save my license after a DUI arrest in Missoula?
Only 10 days. You must request a hearing with the Montana Motor Vehicle Division within 10 days of your arrest to challenge an administrative license suspension. Missing that deadline can let the suspension take effect automatically, separate from your criminal case.

FAQs

What are the penalties for a first DUI in Montana?
A first DUI is a misdemeanor that can carry from 24 hours up to 6 months in jail, fines, a 6-month license suspension, and possible ignition interlock requirements. The exact outcome depends on the facts, including your BAC.


Is a DUI a felony in Montana?
Usually not at first. The first three DUIs are typically misdemeanors, but a fourth DUI within the 10-year lookback period is a felony, and a DUI causing serious injury or death can also be charged as a felony.


What is an aggravated DUI in Montana?
An aggravated DUI generally involves a BAC of 0.16 or higher, or other aggravating circumstances, and carries enhanced penalties compared to a standard DUI.


What happens if I refused the breath or blood test in Missoula?
Under Montana's implied consent law, refusing a test can trigger an automatic license suspension, often six months for a first refusal. You can still challenge it, but you must request the MVD hearing within 10 days of arrest.


Where will my Missoula DUI case be heard?
Most Missoula DUI cases are handled in Missoula Municipal Court or, depending on the charge, the Fourth Judicial District Court in Missoula County. A local attorney who appears in these courts regularly understands how they handle DUI cases, monitoring, and treatment options.


Can a Missoula DUI be reduced or dismissed?
Sometimes. Depending on the facts, a defense lawyer may challenge the traffic stop, the field sobriety tests, the breath or blood testing, or how evidence was handled, which can lead to reduced charges or a dismissal. Every case is different.

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  • Judnich & Sherwood P.C.
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  • Suite 102
  • Bozeman, MT 59718
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Missoula
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  • 501 S Russell St
  • Missoula, MT 59801
  • Mon-Fri: 9am-5pm

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Photos by Destination Missoula and Urs Keller
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