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Connecticut DUI / DWI Limits (2026)

Info: In Connecticut the OUI limit for adults is 0.08% blood alcohol, or 0.04% for commercial drivers, and drivers under 21 are held to a zero-tolerance limit of 0.02%.

InfoVerified May 31, 2026

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In Connecticut the OUI limit for adults is 0.08% blood alcohol, or 0.04% for commercial drivers, and drivers under 21 are held to a zero-tolerance limit of 0.02%. (C.G.S. 14-227a.)

Official source: cga.ct.gov →

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