; and (2) by inserting after subparagraph (E) the following: (F) Habitual drunk drivers An alien convicted of three or more offenses for driving under the influence or driving while intoxicated, under Federal or State law, regardless of whether the offenses are classified as felonies or misdemeanors, is inadmissible. . (b) Grounds for deportation Section 237(a)(2) of the Immigration and Nationality Act ( 8 U.S.C. 1227(a)(2) ) is amended by adding at the end the following: (G) Habitual drunk drivers An alien convicted of three or more offenses for driving under the influence or driving while intoxicated, under Federal or State law, regardless of whether the offenses are classified as felonies or misdemeanors, is deportable if at least one of such offenses occurred after the date of the enactment of this subparagraph. . (c) Definition of aggravated felony (1) In general Section 101(a)(43)(F) of the Immigration and Nationality Act ( 8 U.S.C. 1101(a)(43)(F) ) is amended by striking for which the term of imprisonment and inserting , including a third conviction for driving under the influence or driving while intoxicated, under Federal or State law, regardless of whether the offense is classified as a felony or a misdemeanor, for which the term of imprisonment is . (2) Effective date