What is Aggravated DWI in Minnesota pic 1

What is Aggravated DWI in Minnesota?

Understanding Minnesota’s Enhanced DWI Charges

If you’re facing DWI charges in Minnesota, you may have heard the term “aggravated DWI” and wondered what it means for your case. While Minnesota law doesn’t technically use the term “aggravated DWI,” the state employs a system of aggravating factors that can transform a standard DWI into a much more serious offense with severe consequences.

Minnesota uses a four-degree classification system for DWI offenses, ranging from fourth-degree (least serious) to first-degree (most serious). The presence of specific aggravating factors determines where your charge falls on this spectrum. These enhanced charges can mean the difference between a misdemeanor with minimal jail time and a felony conviction carrying up to seven years in prison and $14,000 in fines.

Understanding these aggravating factors and how they impact your case is crucial for anyone facing DWI charges in Minnesota.

Three Aggravating Factors That Enhance Minnesota DWI Charges

Under Minnesota Statute Chapter 169A.03, subd. 3, three specific circumstances can elevate a standard DWI charge to a more serious offense:

1. Prior Qualified Impaired Driving Incidents

When it comes to criminal charges, Minnesota looks back ten years into your driving history. Each prior DWI conviction or alcohol-related license revocation counts as a separate aggravating factor. This includes out-of-state convictions and even some boating while intoxicated offenses. If you have two prior incidents, that’s two aggravating factors, significantly increasing the severity of your current charge.

2. High Blood Alcohol Concentration (BAC)

A BAC of 0.16% or higher, twice the legal limit, constitutes an aggravating factor. Minnesota lowered this threshold from 0.20% to 0.16% in 2015, recognizing the increased danger posed by highly intoxicated drivers. This measurement must be taken within two hours of driving to be valid for enhancement purposes.

3. Child Passenger Under 16

Having a child under 16 in your vehicle during a DWI offense is an aggravating factor, but only if the child is more than 36 months younger than you. Multiple children in the vehicle still count as just one aggravating factor, though it may influence sentencing severity.

4. Refusal to Submit to Chemical Testing

We just said that there are three aggravating factors that enhance a DWI in Minnesota . . . so why are we adding a fourth one? That’s because refusing to submit to testing isn’t technically an enhancing factor, but it is something that will increase the degree of DWI offense for all non-felony DWIs. For a first-offense DWI, refusing to submit to testing will increase the criminal charge from a fourth-degree misdemeanor to a third-degree gross misdemeanor. If you have a prior offense or a child passenger under the age of 16, refusing to submit to testing will turn your third-degree gross misdemeanor DWI into a second-degree gross misdemeanor DWI.

Minnesota’s Four-Degree DWI Classification System

The number of aggravating factors present determines the degree of your DWI charge:

Fourth-Degree DWI (Misdemeanor)

No aggravating factors present. This is the least serious DWI charge, carrying up to 90 days in jail and a $1,000 fine. First-time offenders typically face a 90-day license revocation.

Third-Degree DWI (Gross Misdemeanor)

One aggravating factor OR refusing a chemical test. Penalties jump to up to one year in jail and a $3,000 fine. You’ll likely receive “whiskey plates”; special registration plates that identify your vehicle to law enforcement.

Second-Degree DWI (Gross Misdemeanor)

Two or more aggravating factors present OR one aggravating factor and refusing a chemical test. The court may order vehicle forfeiture, meaning you could lose your car permanently. Bail is typically set at $12,000, and jail time becomes more likely.

First-Degree DWI (Felony)

Charged when you have three prior DWIs within 10 years OR any previous felony DWI conviction. This is the most serious drunk driving charge in Minnesota, carrying up to seven years in prison and $14,000 in fines. Courts typically impose a mandatory minimum three-year sentence, though this may be stayed with successful probation.

Penalties and Consequences for Enhanced DWI in Minnesota

Enhanced DWI charges bring severe consequences beyond basic criminal penalties:

Administrative Consequences

License revocation periods extend from one to six years for enhanced charges. You’ll face mandatory ignition interlock device installation for one to six years, depending on the offense. Second-degree and higher charges risk permanent vehicle forfeiture; the state can seize and sell your vehicle. Whiskey plates become mandatory for most enhanced DWI convictions.

Long-term Impact

A felony DWI conviction affects employment opportunities, especially for jobs requiring driving or professional licenses. Insurance rates typically increase. International travel becomes complicated, as some countries deny entry to those with DWI convictions. Professional licenses in healthcare, education, or law may face suspension or revocation.

Common Defenses Against Enhanced DWI Charges

Several defense strategies can challenge enhanced DWI charges:

Constitutional Challenges

  • Illegal traffic stops without reasonable suspicion
  • Blood draws violating Fourth Amendment rights
  • Miranda violations during questioning

Technical Defenses

  • Breathalyzer calibration and maintenance issues
  • Rising blood alcohol defense (BAC increased after driving)
  • Medical conditions affecting test results

Procedural Defenses

  • Failure to provide implied consent advisory
  • Denial of right to consult an attorney
  • Discovery violations by prosecution

An experienced DWI attorney can identify which defenses apply to your specific case and potentially reduce or dismiss charges.

Take Action to Protect Your Future

Minnesota’s aggravating factors can turn a standard DWI into a life-altering felony conviction. Whether facing your first DWI with a high BAC or dealing with prior convictions, understanding these enhancement factors is critical. The 60-day deadline to challenge a license revocation means immediate action is essential.

If you’re facing enhanced DWI charges in Minnesota, consulting with an experienced DWI attorney who understands the complexities of aggravating factors can make the difference between a manageable outcome and years of severe consequences. Don’t let aggravating factors determine your future; get the legal guidance you need today.

The only ABA board certified DWI Legal Specialist in Minnesota.

Need Help With a DWI?

You may also like…

Minnesota’s 2026 DWI All-Stars: Quantity Over Quality?

Minnesota’s 2026 DWI All-Stars: Quantity Over Quality?

Last month, the Minnesota Department of Public Safety announced its 2026 DWI Enforcement All-Stars. Fifty-seven officers made the list. Together, they made 4,415 DWI arrests in 2025, accounting for 16.5 percent of all DWI arrests statewide. The State also named Bill Lemons of the Minnesota County Attorneys Association its DWI Prosecutor Enforcement All-Star.