Understanding DUI and DWI Laws in Texas: Know Your Rights and Legal Options

Posted by Emily
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Aug 21, 2025
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Driving under the influence (DUI) and driving while intoxicated (DWI) charges in Texas carry serious consequences that can impact your life for years to come. Understanding the state's strict laws and knowing your legal options is crucial if you find yourself facing these charges.

Texas DWI Laws: The Basics

In Texas, DWI (Driving While Intoxicated) is the primary charge for impaired driving. You can be charged with DWI if you're operating a motor vehicle in a public place while intoxicated by alcohol, drugs, or a combination of both. Intoxication is legally defined as having a blood alcohol concentration (BAC) of 0.08% or higher, or lacking the normal use of mental or physical faculties due to substance consumption.

Texas also uses DUI (Driving Under the Influence) specifically for minors under 21 who have any detectable amount of alcohol in their system. The state enforces a zero-tolerance policy for underage drinking and driving, meaning any measurable alcohol can result in charges.

Penalties and Consequences

First-time DWI offenses in Texas are classified as Class B misdemeanors, punishable by up to 180 days in jail, fines up to $2,000, and license suspension for up to one year. However, if your BAC was 0.15% or higher, the charge becomes a Class A misdemeanor with enhanced penalties including up to one year in jail and fines up to $4,000.

Second DWI offenses carry even steeper consequences, including up to one year in jail, fines up to $4,000, and license suspension for up to two years. A third DWI becomes a third-degree felony, punishable by 2-10 years in prison and fines up to $10,000.

Beyond criminal penalties, Texas also imposes administrative license revocation (ALR) through the Department of Public Safety. This is a separate civil proceeding that can result in license suspension even if you're not convicted of the criminal charge.

Enhanced Penalties and Aggravating Factors

Certain circumstances can lead to enhanced charges and penalties. These include having a child passenger under 15 years old (which results in automatic felony charges), causing an accident with serious bodily injury (intoxication assault), or causing a fatality (intoxication manslaughter). Previous convictions also escalate charges significantly.

Commercial drivers face even stricter standards, with a BAC limit of 0.04% and potential loss of commercial driving privileges that can destroy careers in transportation, delivery, and other industries requiring commercial licenses.

Field Sobriety Tests and Chemical Testing

Texas law enforcement uses standardized field sobriety tests and chemical testing to establish intoxication. While you can refuse field sobriety tests without automatic penalties, refusing chemical testing (breath or blood) triggers automatic license suspension under Texas's implied consent law.

However, law enforcement must follow specific procedures when conducting these tests. Improper administration, equipment malfunctions, or violations of your rights during testing can provide grounds for challenging the evidence against you.

The Importance of Legal Representation

DWI cases involve complex legal and scientific issues that require specialized knowledge. The prosecution must prove intoxication beyond a reasonable doubt, and experienced attorneys know how to examine every aspect of your case for potential defenses.

Effective DWI defense may involve challenging the legality of the traffic stop, questioning the accuracy of field sobriety tests, examining the calibration and maintenance of breath testing equipment, reviewing blood test chain of custody, and identifying procedural violations during your arrest.

Finding Experienced DWI Defense

When facing DWI charges in Texas, selecting the right attorney can significantly impact your case outcome. Look for attorneys with specific experience in DWI defense who understand the scientific aspects of testing and the procedural requirements law enforcement must follow.

Firms like Mullen & Mullen offer the specialized knowledge needed to navigate complex DWI cases effectively. Experienced DWI attorneys can evaluate the strength of the prosecution's case, identify potential defenses, negotiate with prosecutors for reduced charges when appropriate, and provide aggressive representation at trial if necessary.

Administrative License Revocation (ALR) Hearings

Many people don't realize that DWI arrests trigger two separate proceedings: the criminal case and the ALR hearing. You have only 15 days from your arrest to request an ALR hearing to contest your license suspension. Failing to request this hearing results in automatic license suspension.

ALR hearings provide an opportunity to challenge the suspension and potentially keep your driving privileges. An experienced attorney can represent you at these hearings and may be able to cross-examine the arresting officer and challenge the evidence.

Long-Term Consequences

Beyond immediate penalties, DWI convictions can have lasting effects on your life. These may include increased insurance rates, employment difficulties, professional licensing issues, and personal reputation damage. Some consequences can persist for decades, making vigorous defense of DWI charges essential.

Additionally, having a DWI on your record can impact future legal proceedings, as subsequent offenses carry much harsher penalties under Texas's repeat offender laws.

Protecting Your Rights

If you're arrested for DWI in Texas, remember that you have constitutional rights, including the right to remain silent and the right to an attorney. Exercise these rights and avoid making statements that could be used against you later.

Contact an experienced DWI defense attorney immediately after your arrest. Early intervention can help protect evidence, ensure proper procedures are followed, and begin building your defense strategy. Many attorneys offer emergency consultations and can begin working on your case right away.

Moving Forward

Facing DWI charges in Texas is serious, but it's not the end of the world. With proper legal representation and a thorough understanding of your rights, you can work toward the best possible outcome for your situation. Don't let one mistake define your future – take action to protect your rights and secure experienced legal help to guide you through this challenging time.

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