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Connecticut DUI / DWI Limits (2026)

Info: Adult OUI threshold 0.08% BAC (0.04% commercial).

InfoVerified May 31, 2026

Adult OUI threshold 0.08% BAC (0.04% commercial). Under-21 zero-tolerance 0.02% BAC. (C.G.S. 14-227a.)

Official source: cga.ct.gov →

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