Nevada DUI penalties — NRS § 484C.400 first, second, and third offense mandatory minimums, felony DUI, and the Las Vegas DUI court system

Nevada DUI penalties under NRS § 484C.400: (1) First offense DUI (within 7-year look-back period): mandatory minimum 2 days in jail (or 24-48 hours of community service in lieu of jail — if no injury occurred); maximum 6 months in jail; fine of $400-$1,000 plus court costs and fees; 185-day driver's license revocation; Nevada DUI school; assessment for alcohol/drug dependency; no ignition interlock device (IID) required for first offense if BAC under 0.18%. If first-offense BAC is 0.18% or higher ("high BAC" first offense): IID required for 185 days. Actual total costs for first Nevada DUI (fines + fees + DUI school + insurance increase) regularly exceed $5,000; (2) Second offense DUI (within 7 years of first): mandatory minimum 10 days in jail (or residential confinement — house arrest); maximum 6 months in jail; fine of $750-$1,000; 1-year license revocation; IID required for 185 days after license reinstatement; (3) Third offense DUI (within 7 years — felony): third DUI within 7 years is a Category B felony in Nevada (NRS § 484C.400(1)(d)); 1 to 6 years in Nevada State Prison; fine of $2,000-$5,000; 3-year license revocation; IID required after reinstatement. A DUI causing substantial bodily harm (NRS § 484C.430) is a Category B felony regardless of prior offense count; (4) Nevada DUI homicide: DUI causing death (NRS § 484C.440) is a Category B felony punishable by 2 to 20 years in Nevada State Prison — significantly more severe than the third-offense felony DUI; (5) Las Vegas DUI Court — Clark County: Clark County operates a specialized DUI Court (drug/DUI diversion court) for eligible defendants. The DUI Court is an intensive treatment and monitoring program that, upon successful completion, can result in dismissal of the underlying DUI charge. DUI Court eligibility typically requires: no prior DUI Court completion; acceptance of responsibility; agreement to the DUI Court regimen (regular court appearances, random drug/alcohol testing, treatment, community service).

Nevada DUI investigation and arrest — the Nevada Intoxilyzer, breath test refusal, blood draw warrant, and Las Vegas Strip DUI checkpoints

Nevada DUI investigation and chemical testing: (1) Nevada's per se DUI and the Intoxilyzer: Nevada law enforcement uses the Intoxilyzer 8000 (and in some jurisdictions the DataMaster) for preliminary and evidentiary breath alcohol testing. The Intoxilyzer 8000 has been the subject of defense challenges in Nevada and other states related to its margin of error, calibration records, and software reliability. In Nevada, breath test results at or above 0.08% are "per se" evidence of DUI — no independent proof of impairment is required if the BAC test meets foundational requirements; (2) Nevada implied consent — NRS § 484C.150: Nevada's implied consent law provides that any person who drives or is in actual physical control of a vehicle on Nevada public roads impliedly consents to submit to an evidentiary chemical test (breath or blood) when lawfully arrested for DUI. The arresting officer must advise the driver of the implied consent warning and the consequences of refusal; (3) Refusal consequences in Nevada: refusal to submit to an evidentiary chemical test after lawful DUI arrest in Nevada triggers: (a) 1-year driver's license revocation (first refusal) — longer than the 185-day revocation for a first-offense DUI conviction; (b) the refusal itself is admissible at trial as evidence of consciousness of guilt; (c) Nevada officers, after obtaining a search warrant (required after Birchfield v. North Dakota, 579 U.S. 438 (2016)), can compel a blood draw even over the suspect's refusal; (4) Blood draw warrant in Nevada after Birchfield: Nevada's implied consent law requires a search warrant for a non-consensual blood draw in most circumstances after Birchfield — which held that a blood draw is a Fourth Amendment search requiring a warrant absent true consent. Nevada law enforcement agencies typically have established protocols for telephonic warrant applications to judges "on call" for DUI blood warrant issuance; (5) Las Vegas Strip DUI checkpoints: LVMPD operates DUI checkpoints (sobriety checkpoints) on and near the Las Vegas Strip, particularly on weekend nights and during major Las Vegas events (New Year's Eve, Super Bowl weekend, National Finals Rodeo, EDC, and other events that drive Strip traffic volume). Nevada DUI checkpoints are constitutionally valid under Nevada v. Moore (Nevada Supreme Court has applied the Michigan Dept. of State Police v. Sitz federal constitutional standard). Checkpoint DUI stops have specific legal requirements — the checkpoint must be properly planned, advance notice should be given (typically by LVMPD press release), and the stop must be brief and non-discriminatory.

Nevada DUI with marijuana — per se THC limits, NRS § 484C.110(3), and the interaction between Nevada's legal recreational marijuana market and DUI law

Nevada marijuana DUI — NRS § 484C.110(3) and the legal cannabis paradox: (1) Nevada recreational marijuana and DUI: Nevada voters approved recreational marijuana legalization through Question 2 in November 2016; retail sales began in July 2017. Nevada has a mature, regulated recreational cannabis market. However, Nevada law provides that driving under the influence of marijuana is illegal regardless of the legalization of recreational marijuana for adult use. NRS § 484C.110(3) establishes per se impairment thresholds for certain controlled substances in blood or urine — for marijuana (cannabis), the per se thresholds are: 2 nanograms per milliliter (ng/mL) of delta-9-tetrahydrocannabinol (THC) in blood, OR 15 ng/mL of THC-COOH (the primary inactive metabolite of THC) in urine; (2) The scientific controversy: Nevada's per se THC limits have been criticized by toxicologists and DUI defense experts as not reliably correlated with driving impairment. THC blood levels decline rapidly after marijuana use — a person who consumed marijuana legally the prior evening may have a THC blood level below 2 ng/mL the next morning (when no impairment remains). Conversely, a THC-COOH level of 15 ng/mL in urine can reflect cannabis consumption from 3-4 days earlier, with no current impairment whatsoever. Nevada's urine per se standard has been particularly criticized because it essentially criminalizes driving while having evidence of prior cannabis use, not current impairment; (3) Nevada marijuana DUI defense strategies: because the per se thresholds are scientifically disputed, Nevada marijuana DUI defense often focuses on: (a) challenging the blood or urine sample collection, chain of custody, and analytical methodology; (b) presenting expert toxicologist testimony on the relationship between the measured THC level and actual driving impairment; (c) challenging the field sobriety test observations — Nevada officers who suspect marijuana impairment may call a Drug Recognition Expert (DRE) officer to conduct a 12-step DRE evaluation, which is subject to Daubert/NRS § 50.275 expert reliability challenges; (4) Dual legal/DUI status: Nevada's situation — where adults can legally purchase marijuana at licensed retail stores and legally consume it, yet are at risk of a marijuana DUI if they drive with detectable blood THC — creates a compliance paradox that Nevada legislators have debated but not yet resolved. Nevada's per se THC standard was set legislatively and has not been updated to reflect the scientific consensus on THC impairment timelines.

DUI & Traffic Laws in Nevada (2026)

Nevada DUI & Traffic Violations: early leverage, the early sequence that protects options, and the next review point worth slowing down for

A cleaner dui & traffic violations page for Nevada built around field-sobriety wording, license risk, realistic expectations, and decisions worth slowing down for.

Reviewed January 2026 2 min read Official-source grounded Ver en Espanol En Español

Key Takeaways

Nevada DUI NRS § 484C.110: drives or actual physical control while (1) under influence; (2) BAC ≥0.08%; (3) controlled substance impairment; (4) combined alcohol/drug; (5) prohibited substance concentration. 7-year look-back for prior offenses. Penalties NRS § 484C.400: 1st = 2 days mandatory min (or 24-48hr community service)/6 month max/$400-$1,000/185-day revocation; if BAC ≥0.18% = IID 185 days. 2nd (within 7yr) = 10 days mandatory/6 month max/$750-$1K/1yr revocation/IID 185 days. 3rd (within 7yr) = Category B FELONY/1-6yr prison/$2K-$5K/3yr revocation.
DUI causing death NRS § 484C.440 = Category B felony 2-20yr. Implied consent NRS § 484C.150: lawful DUI arrest → consent to breath or blood; refusal = 1yr revocation (LONGER than first-offense conviction) + refusal admissible at trial. Birchfield v. North Dakota (579 U.S. 438, 2016): warrant required for blood draw without consent; Nevada has telephonic warrant protocols. Intoxilyzer 8000 breath device subject to calibration/margin-of-error defense challenges. Las Vegas DUI checkpoints: Michigan v. Sitz standard; LVMPD advance notice press releases; required during major events (NYE, Super Bowl, NFR, EDC).
Nevada marijuana DUI (NRS § 484C.110(3)) per se thresholds: 2 ng/mL delta-9-THC in blood OR 15 ng/mL THC-COOH in urine. Scientific controversy: THC-COOH urine = inactive metabolite detectable 3-4 days post-use with NO current impairment; blood THC declines rapidly. Recreational marijuana legal in Nevada since 2017 but DUI applies regardless. Defense: challenge sample collection/chain of custody + expert toxicologist on impairment correlation + DRE evaluation (12-step Drug Recognition Expert) Daubert/NRS § 50.275 reliability challenge. Clark County DUI Court: intensive treatment program; successful completion = charge dismissal.

Key Numbers — Nevada All 50 states →

Filing Deadline 2 years

Fault Rule Modified Comparative

Insurance System At-Fault

Key Statute NRS § 11.190

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Nevada DUI law presents a paradox that defines much of Clark County's DUI defense practice: Las Vegas is an entertainment economy built on the legal and promoted consumption of alcohol — casino resorts offer free drinks on the gaming floor, Las Vegas Boulevard pedestrians openly carry drinks in plastic "to-go" cups between venues, and the city's marketing identity is built around the slogan "What Happens Here, Stays Here." And yet Nevada's DUI laws are, in several respects, among the most aggressive in the western United States, with mandatory minimum jail time beginning with the first offense and a "per se" blood alcohol standard that makes any reading of 0.08% or above a criminal offense without any required proof of actual impairment. Nevada has maintained its mandatory minimum first-offense DUI jail sentence even as many states have moved to alternatives like electronic home monitoring or community service in lieu of jail — the Nevada Legislature has faced sustained advocacy on both sides of this debate, with victim advocacy groups and MADD pushing to maintain the deterrence value of jail minimums while defense advocates argue the minimums fall disproportionately on first-time offenders with no prior criminal history.

Nevada DUI law is codified at NRS § 484C.110 (the principal DUI offense statute). Nevada DUI applies to any person who "drives or is in actual physical control of a vehicle" on a Nevada highway or premises open to the public while: (1) under the influence of intoxicating liquor; (2) having a blood alcohol concentration (BAC) of 0.08% or more (per se); (3) under the influence of a controlled substance; (4) under the combined influence of alcohol and a controlled substance; or (5) having a prohibited concentration of a controlled substance in their blood or urine (NRS § 484C.110(3) specifies substance concentration thresholds). The "actual physical control" language — the same formulation used in Iowa's OWI statute — means that a person who is found sleeping in a running car in a Las Vegas casino parking garage can be arrested and prosecuted for Nevada DUI even if the vehicle was never driven.

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