Nevada · DUI · Checked October 2026

Ignition Interlock Rules in Nevada

Ignition Interlock Rules in Nevada: What Are the Rules?

When Nevada requires an ignition interlock after a DUI.

First offense
Yes: 185 days
Repeat offenses
Second offense within 7 years: 1 year; felony DUI: 3 years

First Offense in Nevada

yes: 185 days

Official source: first offense (Nevada)

Repeat Offenses in Nevada

second offense within 7 years: 1 year; felony DUI: 3 years

Official source: repeat offenses (Nevada)

How the Program Works in Nevada

installed at your own expense; inspected and calibrated at least every 90 days; the court may excuse a first offender who can't give a deep-lung sample or lives more than 100 miles from a provider

Official source: how the program works (Nevada)

More on DUI Law in Nevada

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

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

Frequently Asked Questions

Is an Ignition Interlock Required for a First DUI in Nevada?

yes: 185 days

Is an Interlock Required for Repeat Offenses?

second offense within 7 years: 1 year; felony DUI: 3 years

Sources

  1. Ignition interlock

dui.help is an independent guide, not a law firm or a government agency, and doesn't give legal advice. For advice on your case, talk to a lawyer licensed in your state; your state bar can refer you, and if you can't afford a lawyer, ask the court about a public defender.