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Home > Impaired Driving > Maine OUI Law & Fact Sheet

Historical Timelines for Maine's OUI Laws

OUI Laws

Effective Date Laws
September 9, 1995 BAC Limit Set at .00% for Drivers Under Age 21
October 13, 1993 Minors Prohibited from Liquor Possession in a Motor Vehicle
July 14, 1990 Operating Under the Influence of Drugs
July 14, 1990 Vehicular Manslaughter Penalty Increased
August 4, 1988 BAC Limit Reduced from .10% to .08%
September 28, 1987 Drivers Prohibited from Drinking While Driving
September 19, 1985 Alcohol Awareness Week Established
January 1, 1984 Administrative Per Se Suspension
September 23, 1983 Suspension Period Lengthened
June 23, 1983 BAC Limit Set at .02% for Drivers Under Age 21
September 18, 1981 OUI Per Se
July 1, 1974 Driver Education Evaluation Program (DEEP)
September 23, 1971 BAC Limit Reduced from .15% to 10%
October 1, 1969 BAC Limits Set
- Impaired .10% to .15%
- Intoxicated + .15%

 

BAC Limits

Effective Date Laws
September 1995 Under Age 21 Set at .00%
August 1988 Reduced from .10% to .08%
June 1983 Under Age 21 set at .02%
September 1971 Reduced from .15% to .10%
October 1969 Intoxication set at +.15%
October 1969 Impairment set at .10% to .15%

 

Legal Drinking Age

Effective Date Laws
July 1985 Raised from 20 to 21
October 1977 Raised from 18 to 20
June 1972 Reduced from 20 to 18
October 1969 Reduced from 21 to 20