Texas: DUI Laws & Penalties Questions

5 real, verified Texas driving-test questions on dui laws & penalties, each with the correct answer and a full explanation below. Want to practice these interactively instead? Start a DUI Laws & Penalties practice round.

1. In Texas, what BAC is illegal for a driver 21 or older, resulting in a DWI charge?

Why: Texas sets the legal BAC limit for drivers 21 and older at 0.08%; driving at or above this level is Driving While Intoxicated (DWI).

2. Texas's zero-tolerance law makes it illegal for a driver under 21 to operate a vehicle with:

Why: Texas has a true zero-tolerance law for drivers under 21 — any detectable amount of alcohol is illegal, charged as DUI (Driving Under the Influence), a distinct offense from adult DWI.

3. What term does Texas law use for an adult charged with driving at or above the legal BAC limit, versus a minor with any detectable alcohol?

Why: Texas distinguishes the two: DWI applies to adults at or above the legal BAC limit, while DUI is the zero-tolerance offense specifically for minors.

4. In Texas, having an open container of alcohol in the passenger area of a vehicle on a public highway is:

Why: Texas law generally prohibits an open alcohol container in the passenger area of a vehicle on a public highway, regardless of who in the vehicle is drinking.

5. Under Texas's Administrative License Revocation (ALR) law, reinstating a license suspended for DWI-related reasons requires a reinstatement fee of:

Why: Texas's Administrative License Revocation law requires a $125 reinstatement fee to restore driving privileges after certain DWI-related suspensions.

More Texas Topics

Rules and requirements change — always confirm current details with Texas DPSbefore your exam. Take the full Texas practice test or check the Texas cheat sheet.