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Drinking & Driving Laws
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Wyoming Drunk Driving Laws

DUI Laws in Wyoming

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Wyoming DUI Fines & Penalties

First Wyoming DUI Offense

1st Drunk Driving Conviction

Jail – Up to 6 Months, or
Fine – Up to $750, or Both

License Suspension – 90 Days
Ignition Interlock Device – 6 Months (Blood Alcohol Level .15 or Above)
Substance Abuse Assessment

Second Wyoming DUI Offense

2nd Drunk Driving Conviction

Jail – From 7 Days to 6 Months
Fine – From $250 to $750

License Suspension – 1 Year
Ignition Interlock Device – 1 Year
Substance Abuse Assessment

Third Wyoming DUI Offense

3rd Drunk Driving Conviction

Jail – From 30 Days to 6 Months
Fine – From $750 to $3,000

License Suspension – 3 Years
Ignition Interlock Device – 2 Years

Other Possibilities

Probation
Inpatient Treatment Program
Substance Abuse Assessment
Alcohol Education Program

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FourthWyoming DUI Offense

4th Drunk Driving Conviction

Felony
Jail – Up to 2 Years
Fine – Up to $10,000

License Suspension
Ignition Interlock Device – Life (May Apply for Removal After 5 Years)

Other Possibilities

Probation
Inpatient Treatment Program
Substance Abuse Assessment
Alcohol Education Program

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2009 Update

Beginning July 1st, 2009 a new law makes ignition interlock devices mandatory for many drivers convicted of a DUI. If you are convicted for a 2nd DUI offense, an ignition interlock device will be required for a period of 1 year. A third DUI conviction will require a 2 year ignition interlock implementation. If you are convicted of a 4th DUI offense in Wyoming you receive a lifetime ignition interlock requirement. READ MORE.

Drinking and Driving Laws in Wyoming

It is illegal in the State of Wyoming to drive with a blood alcohol concentration (BAC) of .08 or above. The .08 percent limit is the standard measurement used throughout the United States for the "impaired" driver. The State of Wyoming has lower BAC limits for drivers under the age of 21 (.02) and drivers of commercial vehicles (.04). Wyoming's drunk driving law also includes driving under the influence of controlled substances such as marijuana, stimulants, barbiturates, inhalants and other intoxicants.

How many drinks does it take to reach the legal limit in Wyoming?

It is difficult to calculate how many drinks it takes to reach the .08 percent BAC limit. There are many factors that contribute to an individuals BAC level including weight, sex, body-fat percentage and the time interval between drinks. There are charts and calculators that can serve as a reference, however these tools do not take into consideration all variables that contribute to a BAC score. Some studies have show that a persons BAC could go up as much as .05 percent for each drink taken. The fact is it takes very little alcohol to become legally drunk and each drink taken is a another step closer to becoming an "impaired" driver.

The best answer is not to drink and drive . The State of Wyoming has strict laws for drunk driving, and when you drink and drive in Wyoming, you risk your freedom, finances and your future.

The first time you are arrested and convicted of drunk driving in the State of Wyoming your drivers license will be suspended for 90 days. You will also face up to 6 months in jail and a fine up to $750. The court will also order you to receive a substance abuse assessment prior to sentencing at your own expense.

The second time you are convicted of a DUI in Wyoming within 5 years of a previous conviction, you will serve a minimum of 7 days in jail or, up to 6 months in jail. You will be ordered to receive a substance abuse assessment conducted by a substance abuse provider that is certified by the department of health prior to sentencing at your own expense. You will also be fined up to $750 and your license will be suspended for a period of 1 year. You may be ordered to install an ignition interlock device on your vehicle at your own expense. New 2009 - If you are convicted for a 2nd DUI offense, an ignition interlock device will be required for a period of 1 year.

A 3rd conviction for a DWUI in the State of Wyoming within 5 years of a previous conviction you will serve a minimum of 30 days in jail or, up to 6 months in jail. 15 days of your jail time may be suspended if you complete an inpatient treatment program approved by the court. You will be ordered to receive a substance abuse assessment conducted by a substance abuse provider that is certified by the department of health prior to sentencing at your own expense. You will also be fined from $750-$3,000 and your drivers license will be suspended for 3 years. You may be ordered to install an ignition interlock device on your vehicle at your own expense. . New 2009 - If you are convicted for a 3rd DUI offense, an ignition interlock device will be required for a period of 2 years.

A fourth conviction for a DWUI in the State of Wyoming within 5 years of a previous conviction is a felony. You may serve up to 2 years in jail and fined up to $10,000. you will be ordered to receive a substance abuse assessment conducted by a substance abuse provider that is certified by the department of health prior to sentencing at your own expense. You may be ordered to install an ignition interlock device on your vehicle at your own expense. New 2009 - If you are convicted for a 4th DUI offense, an ignition interlock device will be required for life. This may be petitioned after 5 years.

Drunk Driving Laws in Wyoming

State of Wyoming BAC Laws:

All drivers with a BAC of .08 or higher.
Under 21 with a BAC of .02 or higher.
Commercial Vehicle Driver with a BAC of .04 or higher.

The Implied Consent Law in Wyoming

The implied consent law in Wyoming means that all drivers in the State of Wyoming agree to submit to a chemical test of their blood, breath or urine if an officer of the law believes that the driver of a motor vehicle is under the influence of drugs, alcohol or both. If you refuse to submit to such a test your drivers license will be suspended for 6 months on your first refusal and 18 months for subsequent refusals.

State of Wyoming Website - DUI Statutes

Other State of Wyoming Information on this Website

Wyoming Teen Driving Laws and Insurance Requirements