Updated May 2026
Minimum Coverage Requirements in Idaho
Idaho operates under a traditional tort system and requires proof of financial responsibility after a DUI conviction through SR-22 filing. The Idaho Transportation Department oversees license reinstatement and Temporary Restricted License applications. All DUI offenders must complete a 30-day absolute suspension before applying for restricted driving privileges.
How Much Does Car Insurance Cost in Idaho?
Idaho SR-22 insurance costs combine the standard premium increase after DUI conviction with the SR-22 filing fee and mandatory ignition interlock costs. Most post-DUI drivers in Idaho see premiums increase 80% to 140% over their pre-conviction rate, with total first-year costs between $3,200 and $6,800 including IID installation and monitoring.
What Affects Your Rate
- SR-22 filing fee in Idaho ranges from $25 to $50 depending on carrier, paid at policy inception and annually at renewal for the 3-year filing period.
- Ignition interlock installation costs $75 to $150 in Idaho, with monthly monitoring and calibration fees of $70 to $100 for the required IID period — 1 year minimum for first-offense DUI, extended for repeat or aggravated cases.
- DUI conviction surcharge varies by carrier but typically adds $800 to $1,600 annually to your base premium for 5 years in Idaho, separate from the SR-22 filing requirement which ends after 3 years.
- Blood alcohol content at time of arrest affects premium calculation — BAC over 0.15 typically triggers aggravated DUI classification in Idaho and higher risk pricing from carriers.
- Boise metro drivers average 12% to 18% higher SR-22 premiums than rural Idaho counties due to traffic density, collision frequency, and carrier availability in urban markets.
- Non-owner SR-22 policies for Idaho drivers without a vehicle cost $35 to $65 per month and satisfy the state's financial responsibility requirement during the restricted license period if you do not own a car.
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SR-22 Insurance
Certificate filed by your carrier proving you maintain continuous liability coverage. Required for 3 years after DUI conviction in Idaho.
Non-Owner SR-22
Liability-only SR-22 policy for drivers who do not own a vehicle. Satisfies Idaho's financial responsibility requirement without insuring a specific car.
Ignition Interlock Insurance
Standard auto policy that covers a vehicle equipped with a court-ordered ignition interlock device. All Idaho DUI offenders must install IID to qualify for restricted driving.
High-Risk Auto Insurance
Coverage from carriers specializing in post-DUI drivers and other high-risk profiles. Often the only option immediately after conviction.
Uninsured Motorist Coverage
Pays your medical bills and vehicle damage if you are hit by a driver with no insurance. Idaho requires carriers to offer this coverage at policy inception.
Find Your City in Idaho
Sources
- Idaho Transportation Department — Driver Services Restricted License Requirements
- Idaho Code Title 18 Chapter 80 — Motor Vehicles DUI Provisions
- Idaho Department of Insurance — SR-22 Financial Responsibility Filing Standards
