DWI Defense
The science and law behind every DWI — blood and breath testing, the NHTSA field sobriety tests, and retrograde extrapolation. Written by attorneys who teach this material, including the first in Texas to pass the Forensic Sobriety Assessment Certification exam.
Latest in DWI Defense
Ask Deandra: How Long Does a DWI Stay on My Record in Texas?
By Deandra Grant, J.D., M.S. (Pharmaceutical Science), ACS-CHAL Forensic Lawyer-Scientist The question: How long does a DWI stay on my record in Texas? The short answer: Forever, unless it is sealed or…
Ask Deandra: What Happens at My First DWI Court Date?
By Deandra Grant, J.D., M.S. (Pharmaceutical Science), ACS-CHAL Forensic Lawyer-Scientist The question: What happens at my first DWI court date in Texas? The short answer: Your first court date in a Texas…
Ask Deandra: What Is an ALR Hearing and Do I Need One?
By Deandra Grant, J.D., M.S. (Pharmaceutical Science), ACS-CHAL Forensic Lawyer-Scientist The question: What is an ALR hearing, and do I need one? The short answer: An ALR hearing is an administrative proceeding…
Ask Deandra: What Are the Penalties for a First DWI in Texas?
By Deandra Grant, J.D., M.S. (Pharmaceutical Science), ACS-CHAL Forensic Lawyer-Scientist The question: What are the penalties for a first DWI in Texas? The short answer: A first-offense DWI in Texas is typically…
Ask Deandra: Can I Get Deferred Adjudication for a DWI in Texas?
By Deandra Grant, J.D., M.S. (Pharmaceutical Science), ACS-CHAL Forensic Lawyer-Scientist The question: Can I get deferred adjudication for a DWI in Texas? The short answer: Sometimes. Deferred adjudication for DWI was unavailable…
What Turns a DWI Accident into Intoxication Assault or Manslaughter in Texas?
A DWI arrest is a Class B misdemeanor. The moment someone is seriously injured in the same accident, it becomes a third-degree felony. The moment someone dies, it becomes a second-degree felony.…
DWI Arrest Quotas: What the Phoenix Lawsuit Reveals and What Texas Law Says About It
On December 29, 2024, Brianna Longoria (a California woman in Phoenix for her wedding) was pulled over, arrested for DUI, and booked into jail. Her breathalyzer result: triple zeros. Her blood test:…
Ask Deandra: Can I Refuse a Breath Test in Texas?
By Deandra Grant, J.D., M.S. (Pharmaceutical Science), ACS-CHAL Forensic Lawyer-Scientist The question: Can I refuse a breath test in Texas? The short answer: Yes. You can legally refuse a breath test in…
Ask Deandra: Can a DWI Blood Test Be Wrong?
By Deandra Grant, J.D., M.S. (Pharmaceutical Science), ACS-CHAL Forensic Lawyer-Scientist The question: Can a DWI blood test be wrong? The short answer: Yes. Blood alcohol and blood drug testing is presented to…
Ask Deandra: How Accurate Is the Breathalyzer in Texas?
By Deandra Grant, J.D., M.S. (Pharmaceutical Science), ACS-CHAL Forensic Lawyer-Scientist The question: How accurate is the breathalyzer in Texas? The short answer: Less accurate than the prosecution will tell the jury. Texas…