Alcohol impairs one's ability to control a vehicle and research suggests that at a blood alcohol concentration (BAC) of 0.05%, the risk of being involved in a traffic crash is double that of a person who has not been drinking at all.
Police have the power to stop drivers suspected of driving while impaired by any drug and those found with illicit drugs in their oral fluid can be charged with the offence of Driving with Prescribed Illicit Drug in Oral Fluid.
The Western Australia Police Force will impound vehicles roadside in every instance when:
From 1 July 2009, if you're caught driving after you've lost your licence, the WA Police Force will impound the car on the spot for a period of 28 days, no matter who it belongs to.
Last updated: Apr 5, 2017