UBCNews - Business - Can You Beat a DWI Blood Test? Expert Legal Defense Strategies Revealed

Episode Date: March 22, 2026

Welcome back, everyone! Today we're tackling a question that's on the minds of a lot of people facing DWI charges: can you actually fight blood test results? I mean, you see those numbers on a lab report and think, that's it, right? But our guest today is here to tell us there's more to the story. Texas Criminal Defense Group City: Lubbock Address: 1001 Texas Ave. Website: https://texascriminaldefensegroup.com/

Welcome back, everyone. Today we're tackling a question that's on the minds of a lot of people facing DWI charges. Can you actually fight blood test results? I mean, you see those numbers on a lab report and think, that's it, right? But our guest today is here to tell us there's more to the story. Thanks for having me. And yeah, absolutely, there's definitely more to it.

A lot of people don't realize that blood test results in DWI cases aren't bulletproof. There are actually several ways a skilled defense attorney can challenge these results, and we're going to walk through some of those strategies today. Perfect. So let's start with the basics for anyone listening who might be in this situation. Across the U.S., the legal blood alcohol concentration limit is 0.08%, right? Exactly. If your BAC is higher than that, it's enough for you to be considered legally intoxicated by law.

But here's the thing. Even if a blood test shows you're over that limit, the test itself can be challenged on multiple grounds. We're talking issues with how the blood was drawn, the chain of custody, or even the lab analysis. So what's one of the first things a defense attorney would look at? Well, they'd scrutinize who actually drew the blood. The law usually specifies that the draw must be performed by a physician,

a registered professional nurse, a licensed vocational nurse, a qualified technician, or a licensed or certified emergency medical technician with proper authorization. If that standard wasn't met, that's a red flag right there. And I imagine the chain of custody matters too, right? Like what happens to that sample after it's drawn? Oh, definitely. The chain of custody is critical. From the moment the blood is collected to when it's analyzed in the lab,

every step has to be documented and handled properly. Any break in that chain, improper storage, contamination, even just poor documentation, can be grounds for challenging the results. Mm-hmm. Makes sense. And here's something interesting. I once reviewed a case where the blood sample had been sitting in a hot evidence locker for weeks without proper refrigeration. The fermentation that occurred made the BAC reading completely unreliable, and the charges

were eventually dropped. Wow, that's a perfect example. So let's say the chain of custody checks out. What about the actual lab work? Can that be questioned? Absolutely. Forensic toxicologists can be brought in by the defense to reanalyze blood samples or review the lab's procedures. They look for potential errors, contamination, or whether the equipment was properly calibrated. I've seen cases where the gas chromatograph, that's the machine used to analyze blood samples, wasn't maintained correctly, and that threw the whole result into doubt. So basically, even the fanciest lab equipment needs a tune-up, just like your car.

Huh? Yeah, exactly. And just like your car, if it's not maintained, you can't trust what it tells you. Now, I've heard about something called the Rising Beak defense. Can you explain that? Sure. The Rising BAC defense argues that your blood alcohol content may have been below the legal limit while you were actually driving, but it rose above 0.08 percent by the time the test was administered. Alcohol takes time to absorb into your bloodstream, so if there was a delay between the stop and the test, your BAC could have been climbing during that window. That makes sense. So timing really matters here. Exactly. And there's also the issue of sample preservation. If the blood wasn't properly preserved with an anticoagulant or preservative, fermentation can occur, which artificially elevates the BAC reading.

That's another angle defense attorneys look at. Right, right. What about police procedures during the arrest itself? Great question. Improper police procedures can be a strong defense. If officers didn't have probable cause to stop you in the first place, or if they conducted an illegal search or failed to read your rights, any evidence they collected, including blood test results, might be suppressed. Defense attorneys often review dash cam and body cam footage to catch these kinds of errors. That point about illegal searches really sets up our next piece, understanding what happens when evidence gets thrown out.

But first, a quick word from our sponsor. If you're facing DWI charges in Texas, you need experienced legal representation to protect your rights and fight for your future. Texas Criminal Defense Group provides aggressive defense strategies including challenging blood test results and police procedures. With offices statewide in Dallas, Fort Worth, Houston, Lubbock, Midland, Odessa, and San Antonio, their attorneys are ready to help you work

through this stressful time. Learn more at Texas Criminal Defense Group.com. Picking up on those illegal searches, what should someone know about their right to refuse a blood test? Well, in most states, you do have the right to refuse a blood test. However, and this is a big, however, refusing can lead to an automatic driver's license suspension. It's a tough call, and that's why having legal advice early on is so important. I see, yeah. And if someone does take the test, the law normally allows defendants to have their blood sample

re-analyzed by a lab of their choosing. This can be vital, especially if you suspect errors in the state's analysis. An independent test can either confirm or contradict the original results. That's a valuable option. Now let's talk about the bigger picture. What are the consequences if someone is convicted of DWI? Depending on the state, they're serious.

Let's take Texas as an example. For a first offense, you're looking at a Class B misdemeanor, which means a minimum of 72 hours up to 180 days in jail and fines up to $2,000. A second offense bumps it to a Class A misdemeanor with stiffer penalties, up to a year in jail and $4,000 in fines. A third, DWI becomes a number. comes a felony, with two to ten years in prison and up to $10,000 in fines.

And that's not counting license suspension, increased insurance costs, and the impact on your record, right? Exactly. A DWI conviction can affect your employment, your ability to travel, and your reputation in the community. That's why it's so important not to just plead guilty. In other words, you need someone who understands the science and the law to challenge the evidence against you. That's the heart of a solid defense. So how many DWI cases actually get reduced or dismissed because of these defense strategies? It happens more often than people think. I've seen cases where charges were dropped entirely because the defense successfully argued that the blood

sample was contaminated or that the stop lacked probable cause. Case studies often highlight these victories and they underscore the value of skilled legal representation. So to everyone listening, If you're in this situation, what's the most important thing you should do? Don't go it alone. The stakes are too high. Your freedom, your livelihood, your future. Reach out to a criminal defense attorney who knows your state's DWI law inside and out. They can review every detail of your case, from the traffic stop to the lab results, and

build the strongest defense possible. That's solid advice. Before we wrap up, any final thoughts you want to share? Just this, a DWI charge isn't the end of the road. With the right defense strategies, challenging blood test accuracy, questioning police procedures, examining the rising BAC defense, you have options. Knowledge is power, and having a skilled attorney by your side makes all the difference.

Well said. Thanks so much for breaking this down for us today. And to our listeners, remember, If you're facing a DWI charge, don't plead guilty without looking into your defense options first. Until next time, stay informed and stay safe.