Table 2-26: Number of States with Different Types of Anti-DUI / DWI Legislation in Effect as of January 1 of the Listed Year

Table 2-26: Number of States with Different Types of Anti-DUI / DWI Legislation in Effect as of January 1 of the Listed Year

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  1986 1990 1992 1994 1996 1997 1998 1999 2000 2001
BAC = 0.08 per se lawsa 2 4 5 10 13 13 15 16 c18 c20
BAC level 0.02 or less for persons younger than 21 years 0 0 3 12 c28 c38 c51 c51 c51 c51
Administrative license revocation (ALR) for DUI / DWI offendersb c21 c27 c30 c33 c38 c40 c41 c41 c41 c41

KEY: BAC = blood alcohol concentration; DUI = driving under the influence; DWI = driving while intoxicated.

a Per se law makes it illegal in and of itself to drive with an alcohol concentration measured at or above a certain level.

b States that impose additional thresholds for ALR beyond those imposed for DUI/DWI are not included in these figures.

c Includes the District of Columbia.

NOTE

National Uniform Minimum Drinking Age Act, which standardized the minimum drinking age at 21, was enacted in 1984.

SOURCES

0.02 BAC and Administrative license revocation:

1986-98: U.S. Department of Transportation, National Highway Traffic Safety Administration, Traffic Safety Programs, Research and Evaluation Division, personal communications, Apr. 9, 1999 and Oct. 4, 1999.

1999-2000: Ibid. Impaired Driving Division, personal communications, May 22, 2000.

2001: Ibid. Setting Limits, Saving Lives (Washington, DC: April 2001), DOT HS 809-241.

0.08 BAC

1986-2000: Ibid. Presidential Initiative for Making 0.08 BAC the National Legal Limit, A Progress Report, Internet site http://www.nhtsa.dot.gov/people/injury/alcohol/limit.08/08progressreport/index.html as of Aug. 13, 2001.

2001: Ibid. Setting Limits, Saving Lives (Washington, DC: April 2001), DOT HS 809-241.