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The Use Of Oral Fluid Samples To Test For Driving Under The Influence Of Marijuana, Ian Wise

Georgia Criminal Law Review

Driving Under the Influence of Drugs (DUID) cases pose unique challenges to the criminal justice system. An evidentiary chemical test is a vital piece of evidence in a DUID prosecution because unlike alcohol, drugs do not cause impairment in a uniform fashion. Breath tests cannot detect drugs, and the intrusiveness of blood and urine tests has been the focus of Court cases over the past half-century with decisions in Missouri v. McNeely and Birchfield v. North Dakota curtailing the government’s ability to obtain this evidence without a warrant.

The need for a less intrusive alternative is driven by the doubling …