What Is a DWI? How It Differs From a DUI in Texas?

Man holding beer bottle while sitting inside a parked car

If you hear the terms DWI and DUI used interchangeably, you may wonder whether they mean the same thing in Texas. While both involve alcohol or drug-related driving offenses, Texas law uses the terms differently depending on the driver’s age and circumstances. For most adults, the offense is legally called Driving While Intoxicated (DWI). Texas also has a separate Driving Under the Influence of Alcohol by a Minor (DUIA) offense for drivers under 21.

Understanding the difference can help you determine which Texas law applies to a particular situation. The consequences may include criminal penalties, driver’s license consequences, fines, probation, and other requirements. If you are facing an alcohol-related driving charge, a Houston dwi lawyer can help you understand the specific offense and potential consequences involved.

What Is a DWI in Texas?

DWI stands for Driving While Intoxicated. Under Texas Penal Code §49.04, a person commits DWI if they are intoxicated while operating a motor vehicle in a public place. Texas law defines intoxicated in terms that generally involve having a blood alcohol concentration of 0.08 or more or not having the normal use of mental or physical faculties because of alcohol, drugs, or a combination of substances.

The offense applies primarily to adult drivers, although Texas DWI laws can also apply to other circumstances involving intoxicated driving.

For a first DWI offense, the charge is generally a Class B misdemeanor, although the classification and potential penalties can increase under certain circumstances. For example, Texas law provides enhanced consequences when the applicable alcohol concentration is 0.15 or more. The exact charge and potential punishment depend on the facts of the case, including prior convictions, the driver’s BAC, whether a child passenger was present, and whether another person was injured or killed.

What Does DUI Mean in Texas?

DUI generally refers to Driving Under the Influence, but Texas uses the term differently from many other states.

For drivers under 21, Texas has a zero-tolerance law concerning alcohol. Under Texas Alcoholic Beverage Code §106.041, a minor commits an offense by operating a motor vehicle in a public place while having any detectable amount of alcohol in their system. Texas DPS explains that the offense is known as Driving Under the Influence of Alcohol by a Minor (DUIA by a Minor). The standard 0.08% BAC threshold that applies to adult intoxication does not apply to this minor offense.

Therefore, someone under 21 can face a DUIA charge even if their alcohol concentration is below 0.08%, provided there is a detectable amount of alcohol and the other requirements of the statute are met.

Read Related: driving under the influence 

What Is the Difference Between DWI and DUI in Texas?

The biggest difference is how Texas law defines and applies the offenses.

DWIDUIA
Generally applies to intoxicated driving Applies specifically to certain alcohol-related conduct by minors
Primarily used for adult intoxicated-driving offensesApplies to drivers under 21
Generally involves intoxication as defined by Texas lawCan involve any detectable amount of alcohol
0.08% BAC is one way intoxication can be establishedThe adult 0.08% BAC standard does not apply
Can result in misdemeanor or felony charges depending on circumstancesGenerally begins as a Class C misdemeanor

Is DUI the Same as DWI for Adults in Texas?

No. Texas generally uses DWI as the statutory offense for adults rather than DUI.

Someone may casually say they were arrested for DUI, but if the person is an adult and the charge involves operating a vehicle while intoxicated, the Texas criminal charge will generally be a DWI under Penal Code Chapter 49. This distinction matters because the legal requirements and potential penalties depend on the statute involved. An adult should not assume that Texas treats a DUI exactly as another state does. If you have been charged with an alcohol-related driving offense, a dwi lawyer near me can review the charge and explain what Texas law means for your case.

What BAC Level Is Considered Intoxicated in Texas?

For most adult drivers, a BAC of 0.08% or higher can establish intoxication under Texas law. However, reaching 0.08% is not the only way a person can be considered intoxicated. Texas law also addresses whether a person has lost the normal use of their mental or physical faculties because of alcohol, drugs, a controlled substance, a combination of substances, or another intoxicant.

This means a person may potentially face a DWI charge even when their BAC is below 0.08% if the evidence establishes intoxication under the applicable legal standard. Commercial drivers and drivers under 21 are subject to additional rules. Texas DPS also explains that different alcohol-related license consequences may apply depending on the circumstances of the arrest and the driver’s status.

What Are the Penalties for a DWI in Texas?

The consequences of a DWI depend on whether it is a first offense, whether the person has prior DWI convictions, and other facts surrounding the case.

Potential consequences can include:

  • Fines
  • Jail or prison time
  • Probation
  • Driver’s license suspension
  • Alcohol education programs
  • Community service
  • Ignition interlock requirements in certain cases
  • SR-22 financial responsibility requirements
  • Increased insurance costs

Can a DWI or DUI Affect Your Driver’s License?

Yes. Criminal penalties and driver’s license consequences are separate issues in Texas.

The Texas Department of Public Safety administers the Administrative License Revocation (ALR) program. ALR is a civil administrative process that can suspend or disqualify a driver’s license following certain DWI or BWI arrests involving a failed or refused blood or breath test.

Importantly, the ALR process is separate from the criminal DWI case. A person can therefore have a driver’s license proceeding even when the criminal case has not yet resulted in a conviction.

Read Related: when DUI becomes a felony in Texas 

Can a DWI or DUI Be Expunged in Texas?

Some alcohol-related cases may qualify for expunction, but not every case does.

Texas law establishes specific requirements for expunging criminal records. Eligibility can depend on how the case ended, whether there was a conviction, and other statutory requirements. An arrest that did not result in a conviction may have different record-clearing possibilities from a case that resulted in a DWI conviction. If you are unsure whether your case qualifies, a DWI lawyer Houston TX can review your case history and explain your potential options. Similarly, nondisclosure is different from expunction because nondisclosure generally restricts public access to qualifying information rather than destroying the records. Because eligibility can be highly fact-specific, reviewing the complete case history is important before assuming that a record can be cleared.

How Can You Check Your Texas Driving Record?

You can request a copy of your Texas driver record through the Department of Public Safety. DPS provides several types of records, depending on how much driving-history information you need. A Type 1 record provides basic status information, while Type 2 includes a three-year history of certain crashes and moving violations. Type 3 and Type 3A records provide broader information about crashes and violations, and a Type AR record contains all information in the driver record, including suspensions. Checking your record can help you determine what information is actually being maintained rather than assuming that a DWI or DUI-related matter appears in every record.

Get Legal Guidance About Your Texas DWI or DUI Case

Understanding whether you are facing a DWI or DUI in Texas requires more than knowing the terminology. Your age, the type of vehicle involved, BAC evidence, prior offenses, case outcome, and driver’s license status can all affect the legal consequences. If you need help evaluating your options, Lakhani & McGrath can review the circumstances of your case and explain the legal process. An attorney can help you understand the potential penalties, license-related consequences, and defenses that may apply. Getting legal guidance early can help you better understand your rights and make informed decisions about how to proceed.

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