Many states require a person convicted of DUI to install an ignition interlock device on their car. The ignition interlock device functions much like a breathalyzer machine as it detects whether or not the driver of a vehicle has consumed alcohol. In most cases, the ignition interlock device will prevent the driver from starting the vehicle if it measures a… (more…)
In 1990, the United States Supreme Court ruled in Michigan v. Sitz that the infringement of Fourth Amendment rights caused by DUI checkpoints is overshadowed by the potential public benefit of getting dangerous, impaired drivers off the road. The court added that DUI checkpoints must follow certain guidelines to be legal: •Decisions must be made by supervisors, not arresting officers… (more…)