How Much Does an Ignition Interlock Cost in Montana?How Much Does an Ignition Interlock Cost in Montana?

Keep these basics in mind when you’re considering the cost of an Ignition Interlock Device (IID). First, you don’t have to purchase your IID. Instead, you’ll lease the device on a monthly basis for a fee, and a skilled technician will install it in your vehicle for you. Second, the cost for an Ignition Interlock can vary significantly by state, since the cost may change depending on your program requirements. Getting a customized quote is always the right move for getting the most accurate pricing information.

Ignition Interlock Cost in Montana

Q: What is the Installation Process For an Ignition Interlock Device in Montana?

Smart Start is here to help you find an affordable Ignition Interlock Device installation near you. Call (800) 831-3299 to get a free quote from our Program Advisors, or use our online form to have Program Advisor call you. Our Interlock technicians will: • Install your device. • Demonstrate how to use it. • Provide hands-on training and answer your questions in depth.

Stuck without transportation after your DUI in Montana? Smart Start can get you moving while staying compliant.

Call our Program Advisors for a free quote on Interlock Device costs near you.

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How Much Does an Interlock Device Cost in Montana?

The specifics of your jurisdiction and DUI program ultimately determine the cost for an Ignition Interlock Device, so the answer varies. However, there are some common factors.
With Smart Start, you’ll pay a simple monthly lease for your Interlock Device. There’s no need to buy your own device or sign a long-term contract. Total cost usually includes:

Get Started With Montana Ignition Interlock Pricing

Smart Start is the trusted choice for Montana drivers, with 24/7 multilingual service, affordable pricing, and speedy installation. Our Program Advisors will set you up with a free quote and a convenient appointment in minutes.

One-Time Enrollment Fee

One-time, non-refundable fee paid to Smart Start to secure your installation appointment.

Device Installation Labor Fee

Pays for a skilled technician to install your device. Prices can vary, so we recommend contacting your local service center for the most accurate info. Starts at $150.00⁺, paid to the service location that installs your IID.

Affordable Month-to-Month Lease

Our plans don’t lock you into a long-term contract — just a simple, affordable monthly lease. Starts at $99.99⁺.

Calibration Fee

Pricing for IID services at your local Smart Start service center starts at $25.00⁺. Prices can vary, so reach out to your local service center for more information.

Removal Charges

At the end of your device lease, a skilled technician will remove your IID, and you’ll be responsible for labor and administrative fees.

You can be back on the road sooner than you think. Call our Program Advisors today and learn about our quick and easy options for Ignition Interlock Device installation.

⁺Pricing as of 2/24/25 and is subject to change. Does not include taxes and fees. Total cost may vary depending on the type of vehicle, and if you get your IID installed at a Smart Start corporate store or contract store.

What Factors Impact the Total Cost for An Ignition Interlock Device in Montana?

Take note of the following factors, all of which can impact your IID cost in Montana:

Vehicle Specifics
- It’s typically more expensive to install an IID in certain types of vehicles, particularly hybrid and electric models.
Lease Duration
- The longer you have to keep your IID, the higher your final cost. Your DUI program will specify how long you must keep the device installed.
Multiple Vehicles
- If you own and/or drive more than one vehicle, you may have to install an IID on all of them, raising your total cost.
Behavior
- IID violations, such as giving multiple above-limit samples, can raise your costs if your monitoring authority requires you to keep your IID installed for longer.

Questions? We’re here to help—just call our Program Advisors now for a customized quote.

Consequences for Getting a DUI in Montana

Please note that the information in the following sections is for general informational purposes only. The materials contained herein are not intended to and should not be relied upon or construed as a legal opinion or legal advice or to address all circumstances that might arise. Information may be dated and may not reflect the most current developments. You should contact your attorney to obtain advice with respect to any particular legal matter. Only your individual attorney can provide assurances that the information contained herein – and your interpretation of it – is applicable or appropriate to your particular situation. Smart Start expressly disclaims all liability regarding actions taken or not taken based on any or all content. Information as of 5/1/2026.

Montana law imposes significant financial penalties on drivers who get a DUI. According to the Montana Department of Transportation, you could face fines of:

$600 to $1,000 for a first offense
$1,000 to $2,000 for a second offense
$2,500 to $5,000 for a third offense

Fines are doubled if you have a passenger under 16 in the vehicle when arrested. You’ll also be responsible for the costs of any conditions imposed by the court, such as installing an Ignition Interlock Device or participating in alcohol abuse treatment.

When you’re ready to reinstate your license, Montana law requires you to pay a fee of $200. Keep in mind that you may also need to pay other costs, such as obtaining SR-22 insurance to verify your insurance coverage.

Do You Need Installation Services for an Ignition Interlock in Montana?

There’s a new road for you in Big Sky Country. When you’re ready to get going, call our Program Advisors today for an affordable quote on Ignition Interlock Device costs near you.

Understanding the Installation Process For an Ignition Interlock Device in Montana

Dealing with a DUI is a long and stressful process, so our Program Advisors strive to make it easy to get a quote for the cost of an Ignition Interlock near you. We offer a fast and painless installation process, with same-day service available for many drivers at a Smart Start service center near you.

During your appointment, skilled technicians will: