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Alcohol Drug Limits
- 1/13Legal BAC limit for drivers age 21 and over is
Drivers aged 21 and older are considered impaired at or above a BAC of 0.08%.
Legal BAC limit for commercial vehicle drivers is
Commercial drivers must stay below a BAC of 0.04% while operating a vehicle.
BAC level that leads to penalties for drivers under 21 is
Zero-tolerance laws prohibit underage drivers from having any measurable BAC.
Refusing a chemical alcohol test results in
Drivers who refuse testing face automatic suspension under implied consent laws.
A first OUI Operating Under the Influence conviction results in
First OUI offenses typically include suspension, fines, and mandatory programs.
A BAC of 0.15% or higher is considered
A BAC of 0.15% or more may lead to enhanced penalties due to higher risk.
Drivers convicted of OUI must attend
Offenders are often required to complete a substance abuse education program.
Driving under the influence of marijuana is
Marijuana, like alcohol, impairs driving and is prohibited while operating vehicles.
Prescription medications may lead to OUI if
Drivers can be charged if medications affect their control or alertness.
Ignition Interlock Devices IID are required after
Repeat OUI offenders may be required to install an IID in their vehicle.
A third OUI conviction may result in
Repeat offenses carry severe legal and financial consequences.
A second OUI within 10 years leads to
Second convictions usually result in longer suspensions and possible jail time. In Maine, a second OUI offense includes a minimum fine of $700, a mandatory license suspension of 3 years, and at least 7 days in jail.
Supervising a learning driver under the influence is
Supervisors must be sober being impaired while supervising is punishable by law.