DUI Laws by State: BAC Limits & Penalties Compared

This table compares DUI and impaired-driving laws across the US states LegalLimit.com currently covers: legal BAC limits, first-offense penalties, license consequences, ignition-interlock requirements, and implied-consent rules. Every figure is drawn from the same primary-source-cited data as our individual state pages — each value is verified against the state's statute and reviewed on a recurring cycle (see each state's Last reviewed date on its page). We add states on an ongoing basis, and this comparison and the downloadable dataset update automatically as new states publish.

For how we source and check every figure, see How we verify every fact.

DUI laws by state — BAC limits and first-offense penalties compared

StateStandard BACUnder-21 / zero-toleranceFirst-offense max jailFirst-offense max fineLicense action (1st)IID required (1st)Implied consent
Alabama0.08%0.02%1 year$2,100Suspended 90 daysConditionalYes
Alaska0.08%> 0.00%1 year$25,000Revoked 90 daysYesYes
Arizona0.08%> 0.00%45 days$250Suspended 90 daysYesYes
Arkansas0.08%0.02%1 year$1,000Suspended 6 monthsYesYes
California0.08%0.01%6 months$1,000Suspended 6 monthsNoYes
Colorado0.08%0.02%1 year$1,000Revoked 9 monthsConditionalYes
Connecticut0.08%0.02%6 months$1,000Suspended 45 daysYesYes
Delaware0.08%0.02%12 months$1,500Revoked 12–24 monthsYesYes
District of Columbia0.08%> 0.00%6 months$1,000Suspended 6 monthsYesYes
Florida0.08%0.02%6 months$1,000Revoked 180–365 daysConditionalYes
Georgia0.08%0.02%1 year$1,000Suspended 120–365 daysNoYes
Hawaii0.08%0.02%5 days$1,000Revoked 12–18 monthsYesYes
Idaho0.08%0.02%6 months$1,000Suspended 90–180 daysYesYes
Illinois0.08%> 0.00%364 days$2,500Revoked 365–730 daysConditionalYes
Indiana0.08%0.02%1 year$5,000Suspended 6–12 monthsConditionalYes
Iowa0.08%0.02%1 year$1,250Revoked 180–365 daysConditionalYes
Kansas0.08%0.02%6 months$1,000Suspended 30 daysYesYes
Kentucky0.08%0.02%1 month$925Suspended 6 monthsConditionalYes
Louisiana0.08%0.02%6 months$1,000Suspended 1–2 yearsYesYes
Maine0.08%> 0.00%364 days$2,000Suspended 150–425 daysConditionalYes
Maryland0.08%0.02%1 year$1,200Revoked 6 monthsYesYes
Massachusetts0.08%0.02%2.5 years$5,000Suspension or revocation, 45–365 daysNoYes
Michigan0.08%0.02%6 months$700Suspended 180–365 daysConditionalYes
Minnesota0.08%> 0.00%364 days$3,000Revoked 30–365 daysConditionalYes
Mississippi0.08%0.02%2 days$1,000Suspended 120 daysConditionalYes
Missouri0.08%0.02%6 months$1,000Suspended 30–90 daysConditionalYes
Montana0.08%0.02%6 months$1,000Suspended 180–365 daysConditionalYes
Nebraska0.08%0.02%2 months$500Revoked 180–365 daysConditionalYes
Nevada0.08%0.02%6 months$1,000Revoked 185 daysConditionalYes
New Hampshire0.08%0.02%7 years$1,200Revoked 270–730 daysConditionalYes
New Jersey0.08%0.01%30 days$500Suspended 0–12 monthsConditionalYes
New Mexico0.08%0.02%3 months$500Revoked 365 daysYesYes
New York0.08%0.02%1 year$2,500Revoked 183–365 daysYesYes
North Carolina0.08%> 0.00%6 months$1,000Revoked 12 monthsConditionalYes
North Dakota0.08%0.02%1 month$1,500Suspended 91–180 daysConditionalYes
Ohio0.08%0.02%6 months$1,075Suspended 1–3 yearsNoYes
Oklahoma0.08%> 0.00%1 year$1,000Revoked 180 daysConditionalYes
Oregon0.08%> 0.00%364 days$6,250Suspended 1 yearYesYes
Pennsylvania0.08%0.02%6 months$5,000Suspended 0–12 monthsConditionalYes
Rhode Island0.08%0.02%1 year$500Suspended 30–540 daysConditionalYes
South Carolina0.08%0.02%3 months$1,000Suspended 6 monthsYesYes
South Dakota0.08%0.02%1 year$2,000Revoked 30–395 daysConditionalYes
Tennessee0.08%0.02%364 days$1,500Revoked 1 yearConditionalYes
Texas0.08%> 0.00%1 year$4,000Suspended 90–365 daysConditionalYes
Utah0.05%> 0.00%6 months$1,000Revoked 120 daysYesYes
Vermont0.08%0.02%2 years$750Suspended 90–180 daysConditionalYes
Virginia0.08%0.02%12 months$2,500Suspended 1 yearConditionalYes
Washington0.08%0.02%364 days$5,000Suspension or revocation, 90–730 daysYesYes
West Virginia0.08%0.02%1 year$1,000Revoked 180–365 daysConditionalYes
Wisconsin0.08%> 0.00%$300Revoked 6–9 monthsConditionalYes
Wyoming0.08%0.02%6 months$750Suspended 90 daysConditionalYes

This information is for general reference only and does not constitute legal advice.