Multiple violations extend the program duration rather than having a fixed numerical limit.

Drivers must complete the ignition interlock program without violations to regain full driving privileges. While there is no specific maximum number of violations allowed, each failure or missed test typically triggers a mandatory 180-day extension. Repeated violations may result in the total cancellation of driving privileges and require chemical dependency treatment.

Common Ignition Interlock Violations

Maintaining compliance is essential for completing the legal requirements. The following actions are classified as standard program violations:

  • Failed Breath Test: Providing a breath sample with a blood alcohol concentration of 0.02 or higher during an initial start.
  • Missed Rolling Retest: Failing to provide a breath sample when prompted while the vehicle is already in motion.
  • Tampering: Any attempt to physically alter, disconnect, or disable the hardware to bypass the testing process.
  • Circumvention: Using unauthorized air sources or another person to provide a breath sample for the driver.

Consequences for Non-Compliance

When a violation occurs, the monitoring agency receives a digital report. The penalties for these actions include:

  1. Program Extensions: Most violations result in a mandatory 180-day addition to the time the device must remain installed.
  2. Administrative Reviews: Frequent failures trigger a formal review of the driver's records by licensing authorities.
  3. Treatment Requirements: Multiple violations may lead to a mandate for a new chemical use assessment and follow-up care.
  4. License Cancellation: Serious or repeated non-compliance can lead to the immediate loss of all limited driving privileges.

Violation Penalty Comparison

Violation Type Standard Penalty Time Extension
Breath Alcohol Failure Mandatory Extension 180 Days
Missed Random Retest Administrative Warning 180 Days
Device Tampering License Revocation Indefinite

How to Avoid Accidental Violations

Drivers should be aware of environmental factors that can trigger false positives. Avoid using mouthwash, hand sanitizer, or consuming certain foods immediately before testing. Ensure the device is calibrated regularly according to the service schedule. If a failure occurs due to a non-alcoholic source, perform a retest immediately after rinsing the mouth with water to prove sobriety.