The interlock program applies to anyone who is convicted of any of the following offences:

  • Driving under the influence of alcohol
  • Drink driving with a blood/breath alcohol concentration (BAC) of 0.10 or more
  • Failing to provide a blood/breath specimen for analysis
  • Dangerous driving while affected by alcohol
  • 2 or more drink driving offences (regardless of the reading) within 5 years