What is the standard legal BAC limit for adult drivers in Texas?
0.05%
0.05% is Utah's limit, not Texas's.
0.08%
0.10%
0.10% has not been the US standard in decades.
0.00% — zero tolerance.
Texas zero-tolerance applies only to minors.
Texas uses the federal standard 0.08% BAC as the legal limit for adult drivers 21 and older. Under 21 is zero tolerance (0.00–0.02% depending on measurement method). Commercial drivers are held to 0.04%. Drivers can still be arrested for DWI below 0.08% if impairment is observed.
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