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Colorado DUI / DWI Limits (2026)

Info: In Colorado the adult DUI per se limit is 0.08% blood alcohol, a DWAI charge applies from more than 0.05% up to less than 0.08%, and commercial drivers are limited to 0.04%; the limit for drivers under 21 (UDD) is 0.02%.

InfoVerified May 31, 2026

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In Colorado the adult DUI per se limit is 0.08% blood alcohol, a DWAI charge applies from more than 0.05% up to less than 0.08%, and commercial drivers are limited to 0.04%; the limit for drivers under 21 (UDD) is 0.02%. (C.R.S. 42-4-1301.)

Official source: content.leg.colorado.gov →

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