Common questions about breath alcohol ignition interlock devices
The Breath Alcohol Ignition Device was first invented in the early 1970’s. The devices were introduced into the DUI offender marketplace in the mid-1980’s. Since that time over 35 states have created legislation providing for the use of interlocks in the fight against drunk driving.
An ignition interlock is a breath alcohol detector connected to the ignition system of a motor vehicle. The vehicle operator must take and pass a breath test at which time the interlock will allow the vehicle to be started. The interlock contains a data logging feature that records all breath tests, instances where the vehicle was started and a number of other items.
Following are answers to the most common questions asked about ignition interlock devices.