- You are convicted of driving while impaired by alcohol or drugs in Ontario.
- Your driver's license is suspended due to three or more BAC readings of .05 to .08 in the past five years.
The Ignition Interlock Program is only one of the tools Ontario is using to combat impaired driving in the province. Essentially, an ignition interlock device is a small electronic machine that is installed near the driver's seat and is wired into your vehicle's system.In order to start the car, you must blow into the machine. The device will then automatically calculate your blood alcohol concentration (BAC) level. If it is too high, the car simply will not start.Once you are on the road, you must continue to provide periodic breath samples. If you fail to do so — or if the BAC results exceed a certain level — the ignition interlock device will note the incident and activate certain alarms.You may be required to participate in the Ignition Interlock Program if you meet either of the following criteria: