A UNC School of Government Blog
Shea Denning As state crime lab backlogs increase, it takes longer and longer for blood drawn in connection with impaired driving cases to be tested. In some of these cases, the State may opt to proceed to trial without the results. And sometimes defendants are eager to plead guilty before such blood is tested. A defendant who … Read more
The National Transportation Safety Board’s recommendation that states lower their per se blood alcohol concentrations for impaired driving from 0.08 to 0.05 grabbed headlines last week. But the BAC reduction wasn’t NTSB’s only recommendation. Overlooked in the 0.05 hullabaloo was NTSB’s endorsement of the Sniffer. That’s right. The Sniffer. It’s more powerful than a nose. … Read more
Whether a suspect refused to submit to a breath test is a hotly contested issue in many impaired driving cases. That determination is critical to two proceedings: the administrative proceeding to determine whether the person’s license will be revoked as a result of the alleged refusal and the criminal trial at which a refusal may … Read more
Even the greenest of prosecutors knows to ask it. And all officers, from rookie to veteran, know how to answer. Rare is the impaired driving case without it. What’s the it? The opinion question, of course. You’ll find the following exchange recorded in many a DWI transcript. Q: Did you form an opinion, satisfactory to … Read more
The United States Supreme Court decided Missouri v McNeely yesterday, holding that in impaired driving investigations, the natural dissipation of alcohol in the bloodstream does not constitute an exigency in every case sufficient to justify conducting a blood test without a warrant. The high court thus resolved the split among state courts regarding whether its … Read more
Suppose a police officer patrolling a city street lawfully pulls over a car with out-of-state tags. When the officer asks the driver for his driver’s license, the driver tells the officer: I had a Maryland driver’s license, but it was revoked. May the law enforcement officer properly charge the defendant with driving while license revoked … Read more
Vehicle crashes are an obvious risk of impaired driving. Thus, it is not unusual for impaired driving prosecutions to follow post-crash investigations, which typically include questioning of the suspected driver. When the State prosecutes impaired driving cases that follow certain types of crashes—namely single car crashes to which there are no witnesses other than the … Read more
The state crime lab and other local laboratories perform nearly 10,000 blood toxicology analyses annually, the vast majority of them in impaired driving cases. Unlike breath analysis results, which the State has in hand before a person’s initial appearance in an impaired driving case, several months may elapse after a person’s arrest for impaired driving … Read more
Drunk driving has long been a phrase in the national lexicon of terms related driving and public safety. Over the past decade, a companion term—drugged driving—has entered into common usage as policy makers have focused their attention on reducing the incidence of driving while impaired by substances other than alcohol. The problem, of course, is … Read more
Trial courts may ultimately control their calendars, but there certainly is some power-sharing along the way. The constraints on a trial district court’s authority to manage the flow of litigation are particularly significant in impaired driving cases. Indeed, G.S. 20-139.1(e2) requires that implied consent cases in district court be continued until the chemical analyst who analyzed … Read more