What is the maximum allowable blood alcohol concentration (BAC) for drivers over 21 in Texas?

In Texas, the maximum allowable blood alcohol concentration (BAC) for drivers who are 21 years of age and older is 0.08%. This standard aligns with national legal limits for driving under the influence (DUI) and is established to minimize impaired driving and enhance road safety.

A BAC of 0.08% signifies that there are 0.08 grams of alcohol for every 100 milliliters of blood, which is considered legally impaired for operating a motor vehicle. Enforcement of this limit is crucial for reducing accidents caused by alcohol impairment.

Understanding this limit is critical for drivers to ensure they remain within legal boundaries for safe driving and to avoid criminal charges associated with DUI offenses.