TASIn ForceAct
Road Safety (Alcohol and Drugs) Act 1970
4Driving while under the influence of alcohol, drugs, &c., prohibited
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### 4 Driving while under the influence of alcohol, drugs, &c., prohibited
> [*\[Section 4 Amended by No. 38 of 2017, s. 7, Applied:03 Dec 2018\]*](/view/html/inforce/2018-12-03/act-2017-038#GS7@EN) [*\[Section 4 Substituted by No. 68 of 1997, s. 5, Applied:01 Mar 1998\]*](/view/html/inforce/1998-03-01/act-1997-068#GS5@EN) A person who drives a vehicle, whether or not the vehicle is on a public street, while under the influence of one or more of the following substances to the extent that he or she is incapable of having proper control of the vehicle is guilty of an offence:
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> > > (a) intoxicating liquor;
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> > > (b) a drug.