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Alcohol Drug Limits
- 1/17Legal BAC limit for drivers aged 21 and older is
A BAC (Blood Alcohol Concentration) of 0.08% or higher is the legal threshold for intoxication. Driving above this level may result in a DUI/DWI charge.
BAC limit for drivers under 21 is
For drivers under 21, the legal BAC limit is 0.02%, reflecting stricter standards for young or inexperienced drivers.
A DWI/DUI charge applies at this BAC level for adults
Once BAC reaches or exceeds 0.08%, the driver is legally intoxicated and may be arrested and charged with a DWI or DUI offense.
Refusing a chemical test breath/blood/urine leads to
Under Implied Consent laws, refusing a chemical test results in license suspension even if you are not convicted of DUI.
Substance(s) that can impair your driving ability include
Driving is impaired by alcohol, illegal substances, and certain prescription medications that affect coordination, focus, or alertness.
First offense for DUI typically results in
A first conviction can result in up to 6 months in jail, license suspension, fines, and possibly a court-ordered treatment or education program.
Ignition interlock devices may be required after
Courts often order installation of an ignition interlock device after a DUI offense to prevent a vehicle from starting if alcohol is detected.
A second DUI within 10 years may lead to
Repeat offenses bring harsher penalties including longer jail time, heavier fines, and extended license suspensions.
Alcohol’s effect on driving includes
Alcohol significantly reduces reaction time, impairs judgment, and increases the likelihood of crashes, even at low BAC levels.
Legal marijuana use can still result in DUI if
Even if marijuana is legal, driving while impaired is illegal. Law enforcement may still charge drivers under drugged driving laws.
DUI with a passenger under 16 may result in
Having a minor in the vehicle during a DUI offense is an aggravating factor and may lead to higher fines or longer jail time.
Field sobriety tests are used by officers to
Officers use standardized tests (like walking a straight line) to detect signs of impairment before a chemical test.
Over-the-counter medications can impair driving when
Medications for allergies, colds, or pain may cause drowsiness or dizziness, making driving unsafe even if legally purchased.
Driving under the influence of any drug is considered
Any substance impairing your ability to operate a vehicle makes driving illegal and punishable under impaired driving laws.
Combining alcohol with other drugs leads to
Mixing alcohol and drugs (even prescribed) can intensify side effects like drowsiness, delay reaction time, and increase crash risk.
BAC is measured using
Police may assess intoxication using blood, breathalyzer, or urine tests, depending on the situation and availability.
Open container laws prohibit
In Utah, open container laws make it illegal to have an open alcoholic beverage in the passenger area of a vehicle. This applies whether the vehicle is in motion or parked.