Georgia Ignition Interlock — Requirements & Costs

An ignition interlock device (IID) is a breathalyzer wired into your vehicle's ignition system. It prevents the engine from starting if it detects alcohol on your breath above a preset threshold §40-5-64.1. In Georgia, IID requirements are a central part of DUI consequences.

optional/discretionary — available as alternative to full suspension, especially useful for refusal cases; must elect within 30 days of arrest.

1 year (first offense IIDLP); 12 months (second offense after 120-day hard suspension); longer for subsequent.

Common violations that can extend the IID period or trigger additional consequences:

• Failed startup tests (BAC above threshold)
• Failed rolling retests
• Missed calibration appointments
• Tampering with or attempting to circumvent the device
• Operating a vehicle without an IID when one is required

IID costs are borne by the offender and include:

• Installation fee
• Monthly monitoring/rental fee
• Removal fee
• Calibration fees (may be included in monthly rental or charged separately)

While the IID is a restriction, it is also the mechanism that allows many offenders to resume driving sooner than they would under a full suspension. In Georgia, For test failure: limited driving permit available after 30-day hard suspension. For refusal: IID Limited Driving Permit program under §40-5-64.1 available if elected within 30 days of arrest (waives ALS hearing).. Complying fully with IID requirements — no violations, on-time calibration — is the fastest path to full reinstatement.