Can Saliva or Blood Tests Prove Marijuana Impairment? Combs Waterkotte attorney Joshua Boardman discusses everything you need to know about Illinois DUI criminal charges, including first-time DUI, second DUI, Illinois DUI laws, DUI defense strategies, CDL DUI charges, and more.
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Interview Transcript
Scott Michael Dunn: Can saliva or blood tests prove marijuana impairment?
Joshua Boardman: So they can prove the existence of those things, but then they will need some sort of expert analysis or scientific analysis that shows that level of THC in a person’s saliva or blood would cause impairment.
