The hours right after a DUI arrest matter more than most people realize. If you’re looking for a DUI defense lawyer in Helena, the single most important thing to understand early is that two separate clocks start running the moment you’re arrested: one for your criminal case, and one for your driver’s license.
Montana's Implied Consent Law, Explained
Montana law treats driving on state roads as automatic agreement to a chemical test, breath, blood, or urine, whenever an officer has probable cause to believe you’re impaired. This is called implied consent, and it applies whether you’re arrested in Helena or anywhere else in the state. It surprises a lot of people to learn that refusing a test doesn’t avoid a DUI case. It creates a separate one.
What Happens If You Refuse Testing
Refusing a chemical test after a lawful arrest can lead to real consequences beyond the criminal charge itself, including:
- An automatic license suspension, typically 6 months or longer
- Loss of eligibility for a probationary license
- Increased penalties if you’re later convicted of DUI
- The refusal itself being used as evidence against you in court
None of that means refusal is automatically the wrong call in every situation, but it does mean the decision carries consequences that deserve legal guidance, not guesswork, in the moment.
The 30-Day Deadline You Can't Miss
Separate from your criminal case, you generally have 30 days from your arrest to request an administrative hearing challenging your license suspension. This deadline runs on its own schedule and doesn’t wait for your arraignment or any other court date. Missing it can mean losing your ability to contest the suspension at all, regardless of how your underlying criminal case eventually resolves.
Montana's DUI Penalty Structure
Penalties climb with each offense. A first offense is a misdemeanor with a fine of $300 to $1,000, up to 6 months in jail, and license suspension of up to 6 months. A second offense within 10 years brings a fine of $600 to $1,000, jail time of 7 days to a year, and a mandatory 1-year suspension. A third offense can bring felony charges, fines of $1,000 to $5,000, up to 5 years in jail, and a minimum 3-year suspension, along with mandatory treatment and long-term monitoring.
How a DUI Defense Lawyer Approaches Your Case
A defense built around your specific arrest looks at how the stop happened, how field sobriety and chemical tests were administered, and whether procedure was followed at each step. Depending on what that review shows, options may include challenging the stop, questioning testing reliability, or working toward the best resolution the facts support. No result can be promised, but a full review of the evidence gives you a real picture of where your case stands.
Big Sky Defender's Approach in Helena
Founder David Maldonado’s background as a former public defender, combined with jury trial and Montana Supreme Court appellate experience, shapes how Big Sky Defender handles every DUI case, with attention to the individual facts rather than a generic playbook. Flexible payment plans are available for DUI defense.
Learn more on our DUI defense page, or see how Big Sky Defender serves the area through the Helena service area page.
What a DUI Conviction Can Mean Beyond the Courtroom
A DUI conviction in Helena doesn’t end when your sentence does. It can affect employment opportunities, professional licensing, insurance rates, and how background checks read for years afterward. A felony-level third offense carries even further-reaching consequences. Understanding the full scope of what’s at stake, not just the immediate fine or jail time, is part of why an early, thorough defense matters.
Questions to Ask Before Hiring a DUI Lawyer
Not every DUI case calls for the same approach. Before hiring an attorney, it’s reasonable to ask how they plan to review your specific arrest, what experience they have with cases like yours, and how they’ll keep you informed as your case moves forward. A consultation should leave you with a clearer picture of your options, not more confusion about what happens next.
Don't Wait to Get Answers
The days right after a DUI arrest in Helena move quickly, and some of your most important deadlines, like the 30-day administrative hearing window, don’t pause while you decide what to do. A prompt conversation with a DUI defense lawyer helps you understand exactly where things stand and what steps protect your license and your case going forward.
What to Expect From Your Free Consultation
During a consultation, you’ll walk through the details of your stop and arrest, along with any paperwork you’ve already received from the court or Motor Vehicle Division. The attorney can then explain what deadlines apply to your specific situation and outline realistic next steps. The conversation is free and carries no obligation, making it a practical first move before your Helena court date approaches. Waiting until closer to that date only narrows the window your attorney has to prepare. Bringing along any paperwork from the court or the Motor Vehicle Division helps the conversation move efficiently from the start.
Frequently Asked Questions
Driving on Montana roads is treated as automatic agreement to a breath, blood, or urine test if an officer has probable cause to suspect impairment. Refusing after a lawful arrest carries its own separate consequences.
You generally have 30 days from your arrest to request an administrative hearing. This deadline is separate from your criminal case and doesn’t wait for your arraignment date.
Refusal can lead to an automatic license suspension of 6 months or longer, loss of eligibility for a probationary license, increased penalties if convicted, and the refusal being used as evidence in court.
A first offense is a misdemeanor with a fine of $300 to $1,000, up to 6 months in jail, and license suspension of up to 6 months, with possible probation or an ignition interlock device.
If you’re facing a DUI charge in Helena, Big Sky Defender offers a free consultation to review your case before your deadlines pass. Call our Butte office at (406) 299-2905 or reach out through our contact page.

