This page was written, edited, reviewed & approved by Brian LaVine following our comprehensive editorial guidelines. Brian LaVine the Founding Partner, 10+ years of legal experience as criminal defense attorney.

Houston Felony DUI Attorney
by Brian LaVine / Last Updated: June 29, 2026

If you face a Houston felony DUI charge, act now. Every hour after a DWI arrest puts your freedom, your license, and your future at risk. At LaVine Law Firm, our Houston felony DUI attorney serves clients across Houston and Harris County. We handle serious felony DWI charges that carry prison time and a permanent criminal record. Texas law uses the term DWI, not DUI, for adult impaired-driving offenses. Call LaVine Law Firm at (713) 489-7692 for a free consultation before your case's deadlines run out.

Texas charges felony DWI when a DUI case involves repeat convictions, a child passenger, intoxication assault, or intoxication manslaughter. These are not minor charges, and they demand a serious legal response from day one. A DWI arrest can trigger both a criminal case and a driver's license suspension. Do not wait to get help.

How LaVine Law Firm Can Help With a Felony DUI Charge in Houston

LaVine Law Firm challenges the arrest, reviews all evidence, and builds a defense from the ground up. Our criminal defense lawyers understand Harris County courts, local prosecutor practices, and how the legal system handles felony DWI cases. Felony DWI deadlines move fast. Acting early gives your criminal defense attorney the best chance to protect your rights. Services we provide in felony DWI cases include:

  • Criminal defense attorney guidance from the first call through resolution
  • Felony DWI case review and investigation of all police procedures
  • Breath test and blood test analysis for procedural and scientific problems
  • ALR hearing support to fight driver's license suspension
  • Bodycam and dashcam review to challenge officer reports
  • Challenge of field sobriety tests for improper administration
  • Negotiation with prosecutors and trial preparation
  • Prior conviction and enhancement evidence review

Our legal team connects with clients on a personal level. We know a felony DWI accusation affects every part of your life. You deserve criminal defense lawyers who take that seriously from day one.

Overview of Felony DUI in TX

Felony DUI in Texas is prosecuted as a felony DWI. A DUI case becomes a felony when it involves repeat convictions, a child passenger, serious bodily injury, or death. Under Texas Penal Code §49.04, DWI means operating a motor vehicle in a public place while intoxicated. Under Texas Penal Code §49.09, repeat DWI offenses can be charged as felonies. Texas law defines intoxication in three ways:

  • A blood alcohol concentration (BAC) of 0.08% or higher
  • Loss of normal mental faculties due to alcohol, drugs, or a controlled substance
  • Loss of normal physical faculties due to alcohol, drugs, or a combination

Felony DWI categories under Texas law include:

  • Third or subsequent DWI conviction
  • DWI with a child passenger under age 15
  • Intoxication assault causing serious bodily injury
  • Intoxication manslaughter causing the death of another person

The exact charge depends on prior history, accident facts, DWI testing results, and aggravating circumstances. A Houston DWI lawyer can explain what the state must prove in your specific case.

Don’t Wait

Protect Your Rights with a Free Case Review

call 713-489-7734 today

What Are the Penalties for Felony DUI in Houston, TX?

Felony DUI penalties in Houston can include prison time, felony probation, heavy fines, and a permanent felony criminal record. Every category of felony DWI carries risks that affect your job, your family, and your housing. Texas law sets specific punishment ranges under Texas Penal Code Chapter 12. The legal system treats these cases with full severity. Key felony DWI penalty categories include:

  • Third or subsequent DWI: Charged as a third-degree felony under Texas Penal Code §49.09, with 2 to 10 years in prison and up to a $10,000 fine
  • DWI with a child passenger: Charged as a state jail felony with 180 days to 2 years in a state jail facility
  • Intoxication assault: Third-degree felony exposure when serious bodily injury is alleged
  • Intoxication manslaughter: Second-degree felony exposure when death is alleged, with 2 to 20 years in prison

Beyond prison and fines, a conviction can also result in:

  • Jail time as a condition of felony probation
  • Community service requirements
  • Mandatory drug or alcohol testing
  • Ignition interlock device for up to two years or longer
  • DWI education or treatment programs
  • Court costs and surcharges
  • Driver's license suspension separate from criminal penalties

Penalties depend on prior convictions, BAC level, test evidence, accident facts, and injury allegations.

Other Consequences of a Felony DUI Conviction in TX

A felony DUI conviction in Texas reaches into nearly every part of your daily life. A criminal record can surface in background checks for jobs, housing, and professional licenses. The legal consequences extend far beyond the court date. Experienced criminal defense lawyers at LaVine Law Firm help clients understand the full picture before making any decision. Collateral consequences can include:

  • Permanent felony criminal record visible to employers and landlords
  • Driver's license suspension for up to two years or longer
  • Higher insurance rates and SR-22 filing requirements
  • Employment background check problems that cost job opportunities
  • Professional licensing problems in regulated industries
  • Commercial driver's license consequences for CDL holders
  • Immigration consequences for noncitizens, including removal risk
  • Firearm possession restrictions under federal and Texas law
  • Travel restrictions while on probation
  • Increased punishment exposure in any future criminal charges

Defense goals may include getting a case dismissed or reducing a felony to a misdemeanor. Other goals include excluding unlawfully obtained evidence or winning at trial. No outcome can be guaranteed. Every felony DWI case depends on its own facts.

How Can I Defend Myself Against a Felony DUI Charge?

A felony DUI defense starts by testing what the state can actually prove. That includes the stop, the arrest, DWI testing, and enhancement facts. Each element must be proven beyond a reasonable doubt. A DWI defense lawyer who knows Harris County courts can find weaknesses the prosecution may not expect. Every step of the legal process presents a chance to protect you.

Defense strategies your criminal defense attorney may evaluate include:

  • No reasonable suspicion for the traffic stop
  • No probable cause for the DWI arrest
  • Improper field sobriety tests or faulty administration
  • Breath test calibration and maintenance problems
  • Blood draw warrant issues or procedural violations
  • Chain of custody problems with DWI testing samples
  • Lab testing errors or contamination
  • Medical or health issues mistaken for intoxication
  • Bodycam or dashcam footage that contradicts the officer's report
  • Rising BAC defense based on timing between driving and testing
  • Failure to prove the accused was operating the vehicle
  • Invalid or unusable prior convictions offered as enhancement evidence
  • Weak or disputed proof of serious bodily injury
  • Contested child passenger or accident facts
  • Illegal search or seizure in violation of constitutional rights
  • Miranda or statement issues affecting admissibility

A defense attorney may file motions to suppress evidence. They can challenge enhancement proof, negotiate reduced charges, or take the case to trial. Do not plead guilty without speaking to a Houston DWI attorney first.

Choosing the Right Criminal Defense Lawyer for a Felony DWI Case

Legal specialization matters when a felony DWI charge puts your freedom on the line. The American Bar Association recognizes criminal law as a distinct specialty. So does the Texas Board of Legal Specialization, which requires demonstrated experience and rigorous testing. Attorneys recognized by the National College for DUI Defense have pursued advanced DWI-specific training beyond general criminal law. Look for a lawyer with a real track record in felony DWI cases in Harris County courts.

Key credentials and qualities to consider include:

  • Board-certified in criminal law by the Texas Board of Legal Specialization
  • Recognized by the National College for DUI Defense
  • Listed among Super Lawyers for criminal defense work in Texas
  • Experience trying felony cases before Harris County juries
  • Extremely knowledgeable about DWI testing science and ALR procedures
  • A legal team that communicates with you on a personal level throughout your case

The right criminal defense attorney will treat your DUI case as the serious matter it is. They will review every piece of evidence and challenge every weak link. Their goal is to achieve the best possible result for your case.

Time Is Critical
Get an Aggressive Defense on Your Side Today
call us now

When Does a DWI Arrest Become a Felony Criminal Case in Houston?

A DWI arrest becomes a felony criminal case when prosecutors allege facts that push the offense beyond a misdemeanor. A first DWI is typically a misdemeanor, but certain facts trigger felony charges. Harris County prosecutors review evidence before making decisions about filing felony cases. A Houston DWI attorney can engage early in that process to protect your interests. Common felony triggers include:

  • Two or more prior DWI convictions in the accused's criminal record
  • A child passenger under age 15 in the vehicle at the time of the offense
  • Serious bodily injury to another person in an intoxication assault case
  • Death of another person in an intoxication manslaughter case
  • Certain repeat intoxication-related offenses under Texas Penal Code §49.09

Prosecutors may review the following before filing felony charges:

  • Certified prior conviction records from Texas and other states
  • Crash reports and accident reconstruction findings
  • Medical records documenting serious bodily injury
  • Breath test or blood test evidence from DWI testing
  • Officer reports, witness statements, and police procedure records
  • Bodycam and dashcam footage from the arrest

Felony filing decisions may be made after arrest, once prosecutors have completed their review of enhancement evidence.

ALR Hearing and Driver's License Issues After a Felony DWI Arrest

A felony DWI arrest can trigger an ALR hearing. That hearing puts your driver's license at risk separately from the criminal case. ALR stands for Administrative License Revocation. It is a civil process run by the Texas Department of Public Safety. It focuses only on whether the license should be suspended, not on guilt or innocence. You have 15 days from the date notice is served to request an ALR hearing. Missing that deadline can result in automatic suspension without a fight.

Your DWI defense lawyer may challenge:

  • Whether the traffic stop was legal
  • Whether probable cause existed for the DWI arrest
  • Whether DWI testing procedures were followed correctly
  • Whether the refusal or test failure was legally valid under Texas law

Winning or gaining leverage at the ALR hearing can protect your driver's license. It can also reveal the prosecution's evidence before your first court date.

Breath Test Evidence in Houston Felony DWI Cases

Breath-test evidence can be challenged if the machine, operator, procedure, or interpretation is unreliable. Many people believe a failed breath test means the case is over, but that is not true. An experienced Houston DWI attorney knows how to scrutinize every aspect of DWI testing. A result above 0.08% is a starting point for prosecutors, not automatic proof of guilt. Your DWI defense lawyer may review:

  • Machine calibration records and maintenance logs
  • Operator certification and training compliance
  • Required observation period before the test
  • Mouth alcohol contamination issues
  • Medical or health issues that skew results
  • Timing between driving and testing, which affects BAC interpretation

Breath test results must also be compared with other evidence, including:

  • Actual driving facts observed by the officer
  • Field sobriety tests and officer observations at the scene
  • Bodycam and dashcam footage from the stop and arrest
  • Witness statements from passengers or bystanders

A breath test alone does not prove every element of a felony DWI case beyond a reasonable doubt.

Prior Convictions, Enhancement Evidence, and Felony DWI Strategy

Prior convictions can be the difference between misdemeanor and felony DWI charges. Enhancement evidence must be examined carefully before a first-time DWI client makes any terrible decision. The prosecution must prove prior qualifying criminal offense convictions with reliable, certified, and complete records in the criminal justice system. Experienced attorneys, such as a Houston DWI lawyer, will review enhancement evidence as a central part of a strong defense strategy. Defense review of prior conviction enhancement may cover:

  • Whether the prior conviction qualifies as a DWI under Texas law
  • Whether identity can be reliably linked to the prior conviction record
  • Whether the records are complete, certified, and admissible
  • Whether a prior case had constitutional defects that render it unusable
  • Whether the enhancement allegations in the indictment match the actual records

A weakened enhancement proof can shift the charge level and negotiation leverage, leading to a favorable outcome. It can also entirely reshape trial strategy. An early review of prior conviction records provides valuable insights and is a key reason to contact a DWI attorney immediately after arrest to protect public safety.

Frequently Asked Questions About Felony DUI in Houston

These FAQs cover the most common questions about felony DUI and felony DWI in Houston and the Houston area, including Harris County. Researching your own DUI case or a family member's? These answers help you navigate the court system and local courts in Texas. The American Bar Association recognizes that the entire process can be daunting, especially for a son's case.

Is Felony DUI the Same as Felony DWI in Texas?

Usually, yes. Texas uses DWI for adult impaired-driving charges, even when people search for felony DUI. Both terms describe the same criminal offense here. A super lawyer can help with separate charges.

When Does DWI Become a Felony in Texas?

DWI becomes a felony with repeat convictions, a child passenger, serious bodily injury, intoxication manslaughter, or other felony-level facts.

Can a Felony DWI Be Reduced to a Misdemeanor?

Sometimes. It depends on prior convictions, the strength of the evidence, the prosecutor's discretion, and the specific facts of the case. The best outcome often requires a strong defense.

Can I Lose My Driver's License After a Felony DWI Arrest?

Yes. A felony DWI arrest triggers the ALR hearing process. Your driver's license is at risk separately from the criminal case.

Does a Failed Breath Test Guarantee Conviction?

No. Breath test evidence can be challenged on procedural grounds, calibration issues, timing, or inconsistency with other evidence.

Do I Need a Criminal Defense Attorney for Felony DWI?

Yes. Felony DWI carries prison exposure, license consequences, prior-conviction enhancements, and a permanent felony record.

Can My Felony DWI Case Be Dismissed?

Yes, a case can be dismissed if the evidence is insufficient, illegally obtained, or fails to prove every required element. An attorney can identify those issues early.

Schedule a Case Evaluation with a Houston Felony DUI Attorney

Contact LaVine Law Firm now if you face a felony DUI or felony DWI charge in Houston. Our Houston felony DUI attorney offers a free consultation to review your case. Do not speak to police without counsel. Do not ignore the 15-day ALR deadline. Do not wait until your first court date to act. Call (713) 489-7692 or reach out online today.

Brian LaVine
owner & managing attorney
About The Author
Brian, a University of Texas at Austin graduate, earned his J.D. from South Texas College of Law in December 2014, specializing in criminal law and trial advocacy.

During law school, he was a mock trial quarterfinalist and also interned at the Harris County District Attorney's Office, gaining valuable courtroom and prosecutorial insight.

With extensive experience in misdemeanor and felony cases, Brian is dedicated to providing an aggressive defense, outworking the prosecution to achieve the best possible outcome for his clients.
What Sets Us Apart

Why Choose
lavine law firm

Free confidential consultations

Aggressive representation

Affordable payment plans

Highly rated

Track record of results

chevron-down