Updated March 2026
State Requirements
Montana requires minimum liability coverage of 25/50/20: $25,000 per person for bodily injury, $50,000 per accident for bodily injury, and $20,000 for property damage. Drivers convicted of DUI, cited for driving without insurance, involved in uninsured at-fault accidents, or accumulating excessive violations must file SR-22 proof of financial responsibility with the Montana Motor Vehicle Division. The state also mandates uninsured/underinsured motorist coverage at the same limits as liability unless explicitly rejected in writing.
Montana's minimum liability limits are among the lowest in the nation and often insufficient to cover serious accidents, leaving high-risk drivers vulnerable to lawsuits that exceed policy limits. For drivers with DUI or at-fault accident history, carrying higher limits reduces personal exposure if another incident occurs. Non-standard carriers writing high-risk policies in Montana typically offer 50/100/50 or 100/300/100 limits at manageable rate increases over state minimums.
SR-22 is not a type of insurance but a certificate filed by your insurer proving you carry at least Montana's minimum liability coverage. Most standard carriers either refuse SR-22 drivers or charge prohibitive rates, making non-standard carriers like Progressive, The General, Bristol West, and National General the primary options for Montana SR-22 filers. The SR-22 filing itself costs $15–$35, but the underlying policy premium for high-risk drivers averages $2,100–$4,200 annually depending on the triggering violation.
Montana mandates UM/UIM coverage at the same limits as your liability policy unless you reject it in writing, protecting you when hit by drivers without insurance or inadequate coverage. For high-risk drivers with prior at-fault accidents or violations, UM/UIM coverage is critical because non-standard policies already carry higher premiums, and being hit by an uninsured driver without this protection could mean paying out-of-pocket for injuries. Montana's uninsured motorist rate is approximately 8%, slightly below the national average but still representing 1 in 12 drivers on the road.
Collision coverage pays for damage to your vehicle after an at-fault accident, regardless of SR-22 status or driving history. High-risk drivers often face collision deductibles of $1,000–$2,500 from non-standard carriers, significantly higher than the $500 deductibles common with standard carriers. Lenders require collision coverage on financed vehicles, but if your car is paid off and worth under $3,000, the high deductible and premium may exceed the vehicle's value.
Comprehensive coverage protects against theft, vandalism, weather damage, and animal collisions—common risks in Montana's rural areas where wildlife strikes are frequent. Non-standard carriers typically offer comprehensive with deductibles of $500–$1,500, and it is often more affordable than collision coverage even for high-risk drivers. Montana averages over 2,000 wildlife-related vehicle claims annually, making comprehensive valuable for drivers in rural counties.
Cost Overview
High-risk auto insurance rates in Montana vary significantly based on violation type, number of incidents, driver age, location, and vehicle. A DUI conviction typically increases premiums by 180–250% over standard rates, while multiple at-fault accidents or major violations can double or triple baseline costs. Montana's lower population density and fewer non-standard carrier options in rural areas often result in higher premiums compared to urban centers like Billings or Missoula.
State-minimum 25/50/20 liability coverage with SR-22 filing, typically for drivers with a single DUI, one major violation, or recent suspension. Lowest legal option but offers minimal accident protection.
Enhanced liability limits (50/100/50 or higher) with SR-22 filing and uninsured motorist coverage. Recommended for drivers with financed vehicles or significant assets to protect.
Comprehensive and collision coverage added to liability and SR-22, required by lenders on financed vehicles. Rates vary widely based on vehicle value, deductible selection, and violation severity.
- Violation type: DUI convictions carry higher surcharges than at-fault accidents or speeding violations
- Time since incident: Rates decrease as violations age, with most surcharges reducing after 3 years and dropping off after 5–7 years
- Location: Urban areas like Billings and Missoula have more carrier competition and lower average rates than rural counties with limited non-standard options
- Vehicle type: Higher-value vehicles and models with poor safety ratings increase comprehensive and collision premiums for high-risk drivers
- Age and experience: Drivers under 25 with violations face compounded rate increases, often 300–400% above standard rates
- Credit-based insurance score: Montana allows credit scoring for insurance rating, and high-risk drivers with poor credit pay significantly more than those with good credit
Estimates based on available industry data for high-risk driver profiles and may not reflect current market conditions. Individual rates vary based on violation type, driving history, vehicle, and other factors.
What Affects Your Rate
- Violation type: DUI convictions carry higher surcharges than at-fault accidents or speeding violations
- Time since incident: Rates decrease as violations age, with most surcharges reducing after 3 years and dropping off after 5–7 years
- Location: Urban areas like Billings and Missoula have more carrier competition and lower average rates than rural counties with limited non-standard options
- Vehicle type: Higher-value vehicles and models with poor safety ratings increase comprehensive and collision premiums for high-risk drivers
- Age and experience: Drivers under 25 with violations face compounded rate increases, often 300–400% above standard rates
- Credit-based insurance score: Montana allows credit scoring for insurance rating, and high-risk drivers with poor credit pay significantly more than those with good credit
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Coverage Options
Covers injuries and property damage you cause to others in an at-fault accident. Montana's 25/50/20 minimums are often insufficient for serious accidents, leaving high-risk drivers exposed to lawsuits exceeding policy limits.
Certificate of financial responsibility filed by your insurer with the Montana MVD proving you maintain continuous coverage. Required for DUIs, uninsured accidents, suspensions, and major violations.
Protects you when hit by drivers without insurance or insufficient coverage to pay for your injuries and damages. Montana mandates UM/UIM at the same limits as your liability unless you reject it in writing.
Policies designed for high-risk drivers who cannot qualify for standard coverage due to DUIs, suspensions, lapses, or multiple violations. Non-standard carriers specialize in SR-22 filings and accept higher-risk profiles.
Pays for damage to your vehicle after an at-fault accident regardless of your driving record. Required by lenders on financed vehicles, with deductibles typically $1,000–$2,500 for high-risk drivers.
Covers theft, vandalism, weather damage, and animal strikes. Montana's rural areas have high wildlife collision rates, making comprehensive valuable even for high-risk drivers with older vehicles.
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Frequently Asked Questions
Sources
- Montana Motor Vehicle Division - SR-22 Requirements and Financial Responsibility
- Montana Department of Insurance - Minimum Coverage Requirements
- Montana Code Annotated § 61-6-301 - Proof of Financial Responsibility