Vermont · DUI · Checked October 2026
Ignition Interlock Rules in Vermont
Ignition Interlock Rules in Vermont: What Are the Rules?
When Vermont requires an ignition interlock after a DUI.
- First offense
- Optional: a first offender may choose to drive on an ignition interlock RDL during the suspension and must stay on it for the suspension period before reinstatement
- Repeat offenses
- Second offense: RDL required for 18 months before reinstatement. Third offense: lifetime suspension; reinstatement through the Total Abstinence Program requires at least 3 years on an RDL
First Offense in Vermont
Optional: a first offender may choose to drive on an ignition interlock RDL during the suspension and must stay on it for the suspension period before reinstatement
Repeat Offenses in Vermont
Second offense: RDL required for 18 months before reinstatement. Third offense: lifetime suspension; reinstatement through the Total Abstinence Program requires at least 3 years on an RDL
How the Program Works in Vermont
The device locks the vehicle at a BAC of 0.02 or more and requires random retests. Recorded readings of 0.04 or above, failed retests or tampering extend the reinstatement period. Low-income drivers may get their fine conditionally reduced by half and a 50 percent device-cost reduction.
More on DUI Law in Vermont
See the full overview of DUI laws in Vermont and read about how ignition interlock programs work.
This page summarizes Vermont law from official sources, checked October 2026. It isn't legal advice; a lawyer licensed in Vermont can advise on your case.
Frequently Asked Questions
Is an Ignition Interlock Required for a First DUI in Vermont?
Optional: a first offender may choose to drive on an ignition interlock RDL during the suspension and must stay on it for the suspension period before reinstatement
Is an Interlock Required for Repeat Offenses?
Second offense: RDL required for 18 months before reinstatement. Third offense: lifetime suspension; reinstatement through the Total Abstinence Program requires at least 3 years on an RDL