Drink-driving limits in Utah (2026)

Last reviewed: 29 October 2026

In short: State drink-driving rules for this state have not yet been verified.

Rule	What applies
Blood alcohol limit for ordinary driversDriving after drinking alcohol	0.05 % blood alcohol ^[1]
Lower limit for novice or young driversDriving after drinking alcohol	An individual younger than 21 may not operate or be in actual physical control of a vehicle with any measurable blood, breath or urine alcohol concentration; the licence is denied or suspended. ^[2]
Limit for professional or commercial driversDriving after drinking alcohol	A commercial driver licence holder, or person required to hold one, may not drive a commercial motor vehicle with a blood or breath alcohol concentration of .04 grams or greater. ^[2]
Random breath tests without suspicionDriving after drinking alcohol	Yes ^[3]
Maximum penaltiesDriving after drinking alcohol	First offence: class B misdemeanour (class A with, for example, a passenger under 16, or one prior conviction within 10 years; third degree felony with two or more prior convictions). A first conviction must include a jail sentence of at least two days (or 48 hours of compensatory service) and a fine of at least $700; for extreme DUI at least five days' jail. ^[1]

Sources

These rules are set at national level in the United States and apply here too, alongside the rules above. All national rules for the United States

Limit for professional or commercial drivers	0.04% alcohol concentration or more: a driver subject to commercial driver's licence rules must not report for or remain on duty performing safety-sensitive functions, and an employer who knows of it must not let the driver continue. (source: Electronic Code of Federal Regulations (Office of the Federal Register))

State	Blood alcohol limit for ordinary drivers	Lower limit for novice or young drivers	Limit for professional or commercial drivers	Random breath tests without suspicion	Maximum penalties
Utah	0.05%	Any alcohol (under 21)	0.04% (commercial)	Yes (magistrate-approved checkpoints)	Class B misd.; min. 2 days jail, $700 fine
Arizona	0.08%	Zero (under 21)	0.04% (commercial, for hire)	⚠ Not yet verified	Min. 10 days jail, $250 fine
Colorado	0.08%	0.02% under 21	0.04% (commercial vehicle)	Yes, sobriety checkpoints	⚠ Not yet verified
Idaho	0.08%	0.02% (under 21)	0.04% (commercial vehicle)	⚠ Not yet verified	Up to 6 months; fine up to $1,000
Nevada	0.08%	0.02% (under 21)	0.04% commercial	⚠ Not yet verified	Up to 6 months; $400-$1,000 fine
Wyoming	0.08%	0.02% (under 21)	0.04% (commercial vehicle)	⚠ Not yet verified	First: up to 6 months / $750

CannabisPossession for personal use: Criminal offence (misdemeanour) · Growing at home: Prohibited
Car speed limitsBuilt-up areas: 25 mph · Outside built-up areas (single carriageway): 55 mph
Minimum age for a car driving licenceMinimum age for a car licence: 16 (licence after 6 months on permit) · Earliest age to drive a car supervised: 15 (learner permit)
E-bikes and speed pedelecsLegal class: Three classes · Minimum age: Class 3: 16; under 14 supervised
FireworksConsumers may buy and use category F2 fireworks: Yes (no firecrackers, rockets)
Knives and pepper sprayFolding pocket knives: Concealed-carry offence covers firearms · Locking or one-handed knives: No separate rule
Statutory minimum wageNational statutory minimum wage: Yes (state law) · Current adult minimum wage (gross): $7.25 per hour
Using a mobile phone while drivingHolding a phone while driving banned: No (calls allowed) · Hands-free use: Allowed
Seat belts and child seatsSeat belt compulsory in front seats: Yes · Seat belt compulsory in rear seats: Yes
Tobacco and nicotine age limitsMinimum age to buy tobacco: 21 · Minimum age to buy e-cigarettes: 21
Drinking age and alcohol salesMinimum age to buy beer and wine: 21 · Minimum age to buy spirits: 21

General information, not legal advice. Rules change: check the official source before you fly or ride.