Rowena Johns examines current laws, recent developments, and planned reforms in New South Wales relating to driving a motor vehicle after consuming alcohol or drugs. This briefing paper also examines some developments in interstate jurisdictions.

This study examined the prevalence of driving under the influence of cannabis (DUIC), and DUIC and alcohol together, in an area of Australia with a high number of young cannabis users. The prevalence of DUIC alone, and in combination with alcohol, appears to be low, but higher among those who regularly use cannabis. Implications for...