Utah DUI Laws & Penalties (2026)
Utah has the lowest BAC limit in the nation at 0.05%. IID is mandatory for all DUI convictions for 18 months.
Utah DUI Penalties
1st Offense
2nd Offense
BAC Limits in Utah
💰 Estimated Total Cost
A first DUI in Utah typically costs $10,000-$25,000+ including fines, attorney, classes, IID, and insurance increases.
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Utah DUI Deep Dives
🚨 First Offense Penalties
Complete guide to what happens on your first DUI in Utah.
🍺 BAC Limit
Legal BAC limits for standard, commercial, and under-21 drivers.
💰 DUI Cost
Full cost breakdown: fines, attorney, classes, insurance, and more.
🔧 Ignition Interlock Cost
IID installation, monthly fees, and provider comparison.
🚫 License Suspension
Suspension length, restricted license options, and reinstatement steps.
🧮 Cost Calculator
Estimate your total DUI cost with our interactive tool.
Official Sources & References
- 📋 Utah Code § 41-6a-502 — Utah DUI statute
- 🚗 Utah DMV — License suspension, reinstatement, IID requirements
- 📊 NHTSA Impaired Driving Data
- 🛡️ MADD — Mothers Against Drunk Driving
DUIFinders.com is not a law firm and does not provide legal advice. Information is for general purposes only. Consult a licensed attorney in Utah for advice specific to your situation.
Utah DUI FAQ
What is the BAC limit in Utah?
The legal BAC limit in Utah is 0.05% for regular drivers, 0.04% for commercial drivers, and 0.00% for drivers under 21.
What are the penalties for a first DUI in Utah?
A first DUI in Utah is a Class B misdemeanor. Penalties include 48 hours minimum (or 48 hours community service) jail, $1,310+ in fines, and 120-day suspension license suspension.
Is an ignition interlock device required in Utah?
Required for all offenses (18 months)
Can a DUI be expunged in Utah?
Yes, DUI expungement is available in Utah. Waiting period: 10 years.
What is the lookback period for DUI in Utah?
Utah uses a 10-year lookback period to determine if an offense counts as a repeat offense.