Rhode Island · DUI · Checked October 2026

Ignition Interlock Rules in Rhode Island

Ignition Interlock Rules in Rhode Island: What Are the Rules?

When Rhode Island requires an ignition interlock after a DUI.

First offense
Discretionary for a first offense with BAC under 0.15; mandatory (interlock and/or blood and urine testing) for a first offense at BAC 0.15 or more or with drug impairment
Repeat offenses
Mandatory for second and third or subsequent offenses (interlock and/or blood and urine testing)

First Offense in Rhode Island

Discretionary for a first offense with BAC under 0.15; mandatory (interlock and/or blood and urine testing) for a first offense at BAC 0.15 or more or with drug impairment

Official source: first offense (Rhode Island)

Repeat Offenses in Rhode Island

Mandatory for second and third or subsequent offenses (interlock and/or blood and urine testing)

Official source: repeat offenses (Rhode Island)

How the Program Works in Rhode Island

On request, a mandatory suspension is reduced by imposing interlock and/or testing: first offense, minimum 30-day suspension plus 3 months to 1 year; first refusal, 30 days plus 6 months to 2 years; second offense, 45 days plus 6 months to 2 years; second refusal, 60 days plus 1 to 4 years; third offense, 60 days plus 1 to 4 years; third refusal, 90 days plus 2 to 10 years. The driver pays for the device and it must be monitored at least every six months. Violating an interlock order is a misdemeanor punishable by up to 1 year and up to $1,000.

Official source: how the program works (Rhode Island)

More on DUI Law in Rhode Island

See the full overview of DUI laws in Rhode Island and read about how ignition interlock programs work.

This page summarizes Rhode Island law from official sources, checked October 2026. It isn't legal advice; a lawyer licensed in Rhode Island can advise on your case.

Frequently Asked Questions

Is an Ignition Interlock Required for a First DUI in Rhode Island?

Discretionary for a first offense with BAC under 0.15; mandatory (interlock and/or blood and urine testing) for a first offense at BAC 0.15 or more or with drug impairment

Is an Interlock Required for Repeat Offenses?

Mandatory for second and third or subsequent offenses (interlock and/or blood and urine testing)

Sources

  1. Ignition interlock

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