Colorado DUI Laws

Colorado DUI/DWAI Laws and Penalties for a First, Second, and Third Offense

Colorado has four types of impaired driving offenses: DUI, per se DUI, DWAI, and UDD. Here are how these offenses are defined and the penalties you'll face for a first, second, and third conviction.

Colorado’s Expressed (Implied) Consent Law: Refusal to Take a DUI Chemical Test

Under Colorado’s expressed consent law, any person who drives a motor vehicle on the streets and highways of the state is deemed to have given consent to a breath, blood, saliva, and/or urine test.

Colorado’s Alcohol and Marijuana Open Container Laws and Penalties

In Colorado, it’s unlawful to knowingly consume or possess an open container of alcohol or marijuana in a vehicle that’s on a public road or right-of-way. Read about the specifics about what the prohibits and the consequences of a violation.

Colorado's Boating Under the Influence (BUI) Laws and Penalties

Colorado law prohibits operating or being in actual physical control of a vessel while under the influence of drugs or alcohol. The term "vessel" includes "every description of watercraft used or capable of being used as a means of transportation of persons and property on the water, other than single-chambered air-inflated devices or seaplanes."