Drinking and Driving: How Long After a Drink Can You Legally Drive in Texas?

Drinking and driving is a dangerous combination and should be avoided at all cost. But how long till you can drive again? Know that, if you’ve ever asked, “How long should I wait after drinking before I can drive?”—you’re not alone. It’s a question bartenders, servers, and everyday people wonder all the time. The answer depends on a few key factors like how much you drank, your body type, and the time passed.

At ComedyTABC.com, where we offer state-approved TABC certification with a fun twist, we believe understanding this topic is essential—not just for staying legal, but for keeping people safe.

🚔 The Legal Limit in Texas: 0.08% BAC

In Texas (like most U.S. states), the legal blood alcohol concentration (BAC) limit is 0.08% for drivers over 21. This means if your BAC is 0.08% or higher, you’re considered legally intoxicated and can be arrested for DWI (Driving While Intoxicated).

Source: Texas Department of Transportation

🧪 How Long Does Alcohol Stay in Your System?

On average, your body metabolizes one standard drink per hour. A “standard drink” is:

• 12 oz of beer (5% ABV)

• 5 oz of wine (12% ABV)

• 1.5 oz of liquor (40% ABV)

So, if you had 3 beers, it would typically take about 3 hours for your body to return to a BAC of 0.00%—but that’s not a guarantee.

Factors like:

• Your weight and gender

• How fast you drank

• What you ate

• Medications or medical conditions
  can all affect how your body processes alcohol.

⏱️ Is “Waiting It Out” Enough?

Many people think they’re good to drive just because they “feel fine.” But BAC doesn’t depend on how you feel—it’s a chemical measurement. And unfortunately, coffee, cold showers, or greasy food won’t sober you up faster.

The only real solution? Time.

🛑 Driving Even Below 0.08 Can Still Be Risky

You can still be arrested for DWI in Texas even if your BAC is below 0.08%, especially if:

• You show signs of impairment

• You cause a crash

• You’re under 21 (zero tolerance laws apply)

✅ What This Means for TABC Sellers & Servers

If you’re serving alcohol, you play a huge role in keeping drunk drivers off the road. That’s why Texas requires alcohol servers to be TABC certified—to recognize intoxication and prevent over-serving.

Knowing how long alcohol stays in the body helps:

• Prevent liability for over-serving

• Protect customers

• Keep the public safe

• Stay compliant with the law

💡 Tips for Responsible Service and Safe Driving

• Always offer water and food with drinks

• Watch for signs of intoxication (slurred speech, poor coordination)

• Encourage rideshare or designated drivers

• Don’t rely on “feelings” to judge sobriety—use facts

🎓 Want to Learn More and Get Certified?

Our online TABC certification course is:

• State-approved

• 100% online

• Fast, funny, and easy to finish

You’ll learn everything you need to serve alcohol responsibly and legally in Texas—plus some laughs along the way.

👉 Get TABC Certified Now at ComedyTABC.com