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NVVerified against primary sources · August 28, 2026

Nevada ignition interlock & DUI requirements

Ignition interlock device rules, approved vendors, SR-22 insurance filing, and license reinstatement in Nevada, cited to the statute and the Nevada Department of Motor Vehicles.

What Nevada law requires

Nevada's ignition interlock, SR-22, and reinstatement rules are set by the statute and agency rules cited below. The values in the tables on this page are taken from those sources and are not interpretations of how they apply to any particular case.

Primary source: Nev. Rev. Stat. § 484C.460

Ignition interlock requirement

Ignition interlock requirements in Nevada by offense
ItemNevada rule
IID on first offenseRequired
Minimum IID period, first offense185 days
Minimum IID period, repeat offense1 year (second violation within 7 years); 3 years for felony DUI or DUI causing death/substantial bodily harm

NRS 484C.460(1)(a) requires the court to order a person convicted of a first DUI violation within 7 years (NRS 484C.110) to install an ignition interlock device, at the person's own expense, in any vehicle the person operates as a condition of obtaining an ignition interlock privilege under NRS 483.490, for 185 days. NRS 484C.460(2) lets the court except a first offender who cannot provide a deep-lung breath sample (physician/APRN certification) or who lives more than 100 miles from a manufacturer or its agent. Separately, NRS 484C.210(3) requires a driver under a 185-day administrative (per se 0.08) revocation to install an interlock to obtain an interlock privilege; the DMV describes this as an early-reinstatement option.

Approved interlock providers

Vendors listed here appear on the Nevada licensing agency's approved-device list. Listing order is alphabetical and is not a ranking or endorsement. Installation locations are on each vendor's own locator.

Official approved-vendor list: Nevada agency vendor list

Approved interlock vendors in Nevada
VendorWebsiteLocation finder
Alcohol Detection SystemsAlcohol Detection Systems websiteFind a location
ALCOLOCKALCOLOCK websiteFind a location
B.E.S.T LabsListed on the agency list
DraegerDraeger websiteFind a location
Guardian InterlockGuardian Interlock websiteFind a location
Instant InterlockListed on the agency list
IntoxalockIntoxalock websiteFind a location
LifeSaferLifeSafer websiteFind a location
Low Cost InterlockLow Cost Interlock websiteFind a location
SkyFineUSAListed on the agency list
Smart StartSmart Start websiteFind a location

SR-22 requirement

An SR-22 is a certificate an insurer files with the state to confirm that a driver carries the liability coverage the state requires. Some states use an FR-44 or a different form for alcohol-related offenses; where Nevada does, the sources below say so.

SR-22 requirement in Nevada
SR-22 filing required after a DUIYes
Filing period3 years

SR-22. The Nevada DMV states an SR-22 Certificate of Liability Insurance must be maintained for 3 years (36 consecutive months); the three-year period begins upon reinstatement of the Nevada license, a lapse restarts the three years, and an SR-22 obtained before reinstatement does not count.

Program costs

Fees set by the state are cited to the fee schedule. Vendor charges vary by vendor and are shown as published ranges with the month they were checked.

Post-DUI program costs in Nevada
ItemAmountAs of
License reinstatement fee$1202026-08-28
Reinstatement for Alcohol or Controlled Substance Offense (DMV fee schedule)$1202026-08
Victim Impact Fee for Alcohol or Controlled Substance Offense (DMV fee schedule)$352026-08
Ignition interlock deviceInstalled at the person's own expense (NRS 484C.460(1)); inspected, calibrated, monitored and maintained by the manufacturer or its agent at least once every 90 days (NRS 484C.460(4))2026-08
Reinstatement for Any Other Offense (non-alcohol, for comparison)$752026-08

Frequently asked questions

Is an ignition interlock required after a first DUI in Nevada?
Yes. NRS 484C.460(1)(a) directs the court to order a person convicted of a first DUI within 7 years to install an ignition interlock device, at the person's own expense, in any vehicle the person operates as a condition of an ignition interlock privilege, for 185 days. NRS 484C.460(2) allows an exception if a physician or APRN certifies the person cannot give a deep-lung breath sample or the person lives over 100 miles from a manufacturer or agent.
How long is the interlock period for a repeat DUI in Nevada?
NRS 484C.460(1)(b) sets a 1-year interlock period for a second violation within 7 years, and NRS 484C.460(1)(c) sets 3 years for a DUI punishable as a felony or a violation of NRS 484C.130 or 484C.430. Under NRS 484C.460(6) the period starts when the DMV issues the interlock privilege and is tolled while the person is imprisoned, in residential confinement, in treatment, on parole or on probation.
Does Nevada require an SR-22 after a DUI?
The Nevada DMV's DUI page states an SR-22 Certificate of Liability Insurance must be maintained for 3 years (36 consecutive months). The DMV's suspensions page adds that the three-year period begins upon reinstatement of the Nevada driver's license, that a lapse in coverage results in suspension and restarts the three years, and that an SR-22 obtained before reinstatement does not count.
What are the DMV fees to reinstate after a DUI revocation in Nevada?
The Nevada DMV fee schedule lists $120 for Reinstatement for Alcohol or Controlled Substance Offense and a $35 Victim Impact Fee for Alcohol or Controlled Substance Offense. The DMV's DUI reinstatement steps list paying the $120 alcohol/drug reinstatement fee and the $35 victim impact fee, then passing any required vision, knowledge or skills tests.
Which interlock providers are certified in Nevada?
The Nevada DMV's Suspensions/Revocations & Reinstatement page lists Certified Interlock Providers, described as manufacturers certified by the Nevada Committee on Testing for Intoxication: ALCOLOCK, Alcohol Detection Systems, B.E.S.T Labs, Instant Interlock, Intoxalock, Draeger, Guardian, LMG/Lifesafer, Low Cost Interlock, SkyFineUSA and Smart Start. NRS 484C.460(3)(b) requires each installed model to be certified by the Department of Public Safety.

Sources

  1. Nevada Legislature - NRS Chapter 484C (NRS 484C.460 court-ordered ignition interlock; NRS 484C.210 administrative revocation and interlock privilege)
  2. Nevada DMV - DUI (penalties table; steps to reinstate; SR-22 order of operations)
  3. Nevada DMV - Suspensions/Revocations & Reinstatement (SR-22 rules; ignition interlock; Certified Interlock Providers)
  4. Nevada DMV - Driver License Fees (reinstatement and victim impact fees)

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