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Tennessee DUI / DWI Limits (2026)

Info: In Tennessee the per se limit for adults is 0.08% blood alcohol, and drivers under 21 are held to a zero-tolerance limit of 0.02%.

InfoVerified May 31, 2026

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Official source: tn.gov →

General legal information, not legal advice — verify important decisions with a licensed attorney.

DUI / DWI Limits in states bordering Tennessee

The same rule in each neighboring state LawLert has verified, from that state’s own official source.

AlabamaInfo
In Alabama the adult DUI per se limit is 0.08% blood alcohol, and drivers under 21 are held to zero tolerance at 0.02% (Ala. Code 32-5A-191). A first conviction can bring up to 1 year in jail, a fine of $600–$2,100, or both, plus a 90-day license suspension (which can be stayed if an ignition interlock is installed for 90 days).
Verified Jul 26, 2026 · Source: alison.legislature.state.al.us · Full Alabama rule →
ArkansasInfo
Arkansas sets its DWI limit at an alcohol concentration of 0.08% or more in breath or blood for adults, 0.04% for commercial drivers, and 0.02% for anyone under 21 (an "Underage DUI"). …
Verified Jul 30, 2026 · Source: dps.arkansas.gov · Full Arkansas rule →
GeorgiaInfo
In Georgia the DUI limit for drivers 21 and older is 0.08% blood alcohol, drivers under 21 are held to a zero-tolerance limit of 0.02%, and commercial drivers are limited to 0.04%.
Verified May 31, 2026 · Source: dds.georgia.gov · Full Georgia rule →
KentuckyInfo
In Kentucky the adult per se limit is 0.08% blood alcohol (KRS 189A.010), commercial drivers are limited to 0.04%, and drivers under 21 are held to a zero-tolerance limit of 0.02%.
Verified May 31, 2026 · Source: apps.legislature.ky.gov · Full Kentucky rule →
MississippiInfo
In Mississippi the adult per se limit for DUI is 0.08% blood alcohol, drivers under 21 are held to a zero-tolerance limit of 0.02%, and commercial drivers are limited to 0.04%.
Verified May 31, 2026 · Source: dor.ms.gov · Full Mississippi rule →
MissouriInfo
In Missouri the adult DWI limit is 0.08% blood alcohol, and drivers under 21 are held to the "abuse and lose" zero-tolerance limit of 0.02%.
Verified May 31, 2026 · Source: modot.org · Full Missouri rule →
North CarolinaInfo
In North Carolina a DWI is 0.08% blood alcohol or higher for adults 21 and older (per se), commercial drivers are limited to 0.04, and drivers under 21 are held to zero tolerance: any alcohol concentration while driving is unlawful.
Verified May 31, 2026 · Source: ncleg.net · Full North Carolina rule →
VirginiaInfo
In Virginia the per se limit for adults is 0.08% blood alcohol, and drivers under 21 are held to a zero-tolerance limit of 0.02%.
Verified Aug 2, 2026 · Source: law.lis.virginia.gov · Full Virginia rule →

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