WHAT IS AN INTERLOCK?
WHAT IS AN INTERLOCK? An interlock is a small handheld device that measures the amount of alcohol in the user’s breath. If the device registers over the pre-set limit, the vehicle will not start. If the driver’s breath test is below the pre-set limit, the vehicle will start. The interlock device needs to be serviced and calibrated at an authorized service center regularly. The Invention of The Interlock Device The Borg-Warner corporation created a working prototype that had a BAC sample tester which was able to interrupt a vehicle engines starting circuit. The device was inspired by the Immobilizer, an alarm system created in 1919 by George Evans and Edward Birkenbue What is an interlock program? Interlock programs vary by state but in general, they all require some combination of the following: obtain a special license, install the device, test-taking, device calibration, results reported to monitoring agencies, compliance, and removal upon completion. How does an interlock work? An i