“DUI” stands for Driving Under the Influence. If one is charged with DUI, an individual must be operating a motor vehicle and under the influence of a controlled substance, CDS. The presence of any CDS in one’s urine while operating a motor vehicle gives rise to a violation in New Jersey of DUI. “DWI” stands for Driving While Intoxicated by alcohol. DWI charges apply when someone is operating a motor vehicle while under the influence of alcohol and his or her Blood Alcohol Content is above the legal limit. In New Jersey, a DWI constitutes a motor vehicle offense and therefore probation and expungement are not available.