Maine OUI statute (29-A M.R.S. § 2411), refusal of breath test (275-day ALS), aggravating factors (BAC ≥0.15%; under-21 passenger), and OUI penalties for first vs. subsequent offenses

Maine OUI law — penalties and procedure: (1) Maine OUI offense — 29-A M.R.S. § 2411: a person commits OUI if, while operating a motor vehicle: (a) the person has a BAC of 0.08% or more (per se; 0.04% for CDL commercial drivers; any amount for under 21); or (b) the person is under the influence of intoxicants (alcohol, drugs, or any combination) to any extent that reasonably explains abnormal driving conduct. The term "operating" in Maine OUI is broader than "driving" — it includes any volitional act using the vehicle's controls while intoxicated (sitting in the driver's seat with the engine running, for example, may constitute "operating"); (2) Penalty structure — first OUI: (a) minimum fine: $500; (b) license suspension: 150 days (first offense, no aggravating factors); the suspension includes no opportunity for a work-restricted license during the first 30 days; (c) mandatory alcohol screening and treatment program; (d) no mandatory jail time for a first offense without aggravating factors; (3) Aggravating factors (17-A M.R.S. § 2411(5)): specific aggravating factors enhance the mandatory minimum penalties: (a) BAC ≥ 0.15% (or any amount of Schedule W drugs — including heroin, fentanyl, cocaine, methamphetamine): enhanced mandatory minimum $700 fine; (b) passenger under age 21 in the vehicle at the time of the OUI offense; (c) eluding or attempting to elude law enforcement; (d) speed exceeding the speed limit by 30+ mph; (e) operating in an area designated as a school safety zone; these aggravating factors also increase the mandatory suspension from 150 days to 275 days for a first offense; (4) Second and subsequent OUI: (a) second OUI within 10 years: minimum 7 days in jail; $700 fine; 3-year license suspension; mandatory ignition interlock device (IID) after suspension; (b) third OUI within 10 years: Class C crime (up to 5 years in state prison); $1,100 fine; 6-year license suspension; mandatory IID; (c) fourth+ OUI: Class C crime; enhanced penalties; (5) Breath test refusal — 29-A M.R.S. § 2521 (implied consent): refusal to take the breath, blood, or urine test after lawful arrest triggers: 275-day ALS (for first refusal — significantly longer than the typical 90-day suspension in other states); refusal evidence admissible at OUI trial (the jury may consider refusal as indicative of consciousness of guilt); refusal does NOT prevent OUI conviction if other evidence is sufficient.

Maine Secretary of State BMV administrative hearings, OUI impact on CDL (commercial driver's license) for Maine timber truckers and fishing vessel operators, and marijuana OUI enforcement in Maine

Maine OUI administrative and special population issues: (1) BMV administrative hearing — license suspension challenge: a driver whose license is suspended by the Maine Bureau of Motor Vehicles (BMV) for OUI or refusal has the right to request a hearing before a BMV Hearing Officer within 10 days of receiving the suspension notice. BMV administrative hearings are separate from the criminal OUI proceedings in District Court — a driver can challenge the suspension at the BMV hearing (contesting: whether the stop was lawful; whether the arrest was supported by probable cause; whether the breath test was properly administered) while simultaneously fighting the criminal OUI charge in District Court. A win at the BMV hearing does not automatically result in dismissal of the criminal charge (and vice versa); (2) CDL OUI — impact on Maine timber truckers and trucking industry: commercial driver's license (CDL) holders (Maine's timber trucking industry; over-the-road truckers; tank truck operators; school bus drivers) face drastically enhanced consequences for OUI. Under federal FMCSA regulations (49 CFR Part 383) and Maine law (29-A M.R.S. § 2557): a CDL holder convicted of OUI in any vehicle (even in a personal vehicle) faces a mandatory 1-year CDL disqualification (3 years if carrying hazardous materials); a second OUI results in lifetime CDL disqualification. CDL holders may not drive commercial vehicles with a BAC of 0.04% or more. Given that many Maine timber truckers, lobster/seafood distributors, and other commercial transportation workers depend on their CDL for their livelihood, CDL OUI is a severe economic consequence; (3) Marijuana OUI in Maine: since Maine legalized recreational marijuana (2016; effective 2017), marijuana OUI has become a more significant enforcement issue. Maine law (29-A M.R.S. § 2411) prohibits operating under the influence of "intoxicating substance" including marijuana. Unlike alcohol (where the 0.08% per se limit establishes per se impairment), Maine has no per se THC blood level. The prosecution of marijuana OUI in Maine requires evidence of actual impairment — typically: observed driving behavior (weaving; slow speed; delayed reactions); physical evidence at roadside (odor of marijuana; bloodshot eyes; slowed speech; delayed motor responses); standardized field sobriety test performance; and DRE (Drug Recognition Evaluator/Expert) evaluation by a specially trained law enforcement officer. Maine State Police Troop C (Gray, Cumberland County) and other troops have DRE-trained officers; (4) OUI causing death — homicide by vehicle: if an OUI results in the death of another person, the operator may be charged with Manslaughter under 17-A M.R.S. § 203(1)(A) — reckless homicide — or with Elevated Aggravated Assault (17-A M.R.S. § 208-B) if serious bodily injury results. OUI-manslaughter is a Class A crime (up to 30 years); (5) OUI diversion and treatment alternatives: Maine's DEEP (Driving Education and Evaluation Program) and drug court alternatives may be available for first-time, low-BAC OUI defendants — particularly young defendants or those with demonstrable substance use disorder. District Attorneys in Maine counties have varying diversion policies for OUI defendants.

Maine traffic violations on I-95 and ME-1 (tourist season speeding enforcement), Vacationland summer traffic enforcement, cell phone/distracted driving law (29-A M.R.S. § 2119), and Maine winter driving violations (failure to clear ice/snow from vehicle)

Maine traffic enforcement and distinctive violations: (1) Maine speed limits and I-95 enforcement: Maine's maximum speed limit is 75 mph on rural interstate highways (I-95 and I-295 north of Portland in less congested sections) and 65 mph on other divided highways. Maine State Police Troop A (Scarborough; southern Maine; covers Cumberland and York counties) is the primary enforcement agency for the Maine Turnpike and southern Maine interstate traffic. Speed violations on the Maine Turnpike are enforced aggressively during peak tourist season (July-August) when traffic volume increases substantially with Massachusetts and Connecticut visitors driving to Maine's coastal resorts and Acadia National Park; (2) Distracted driving — 29-A M.R.S. § 2119: Maine prohibits handheld cell phone use (texting; handheld calling) while driving. The prohibition applies to holding a cell phone in any manner while operating a motor vehicle — hands-free use (Bluetooth; speakerphone on the seat) is permitted. Violations of 29-A M.R.S. § 2119 are traffic infractions (not criminal); fines range from $50 (first offense) to $250 (second and subsequent offense within 3 years); (3) Maine failure to clear snow/ice from vehicle — 29-A M.R.S. § 2396: Maine's "ice missile" law (29-A M.R.S. § 2396) requires operators to remove accumulated ice and snow from their motor vehicles before operating on public ways. Failure to do so is a traffic infraction, but if accumulated ice or snow flies off the vehicle and causes property damage, personal injury, or death, the vehicle operator may face enhanced civil and criminal liability; (4) Motorcycles on coastal Maine routes: the summer tourist motorcycle season in Maine (May-October; Harley-Davidson riders from New England and beyond touring the Maine coast on US-1 from Kittery to Fort Kent, the Acadia Byway on Mount Desert Island, and the Kancamagus Highway crossing into NH) generates traffic stops for motorcycle-related violations including: speeding on scenic coastal routes; lane splitting (illegal in Maine); and motorcycle equipment violations (helmets: Maine requires helmets for riders under 18 only; adult riders may choose not to wear helmets); (5) Maine OUI checkpoints: Maine law enforcement uses sobriety checkpoints (particularly during summer tourist season along I-95 and US-1 in southern Maine, during Acadia tourist season, and on holiday weekends). Maine checkpoint validity requires compliance with the US Supreme Court's Michigan Dept. of State Police v. Sitz, 496 U.S. 444 (1990) framework and Maine constitutional requirements — advance notice (published in local newspapers; announced on law enforcement social media); a systematic stop pattern (not arbitrary officer selection); and briefing of all participating officers on the checkpoint's purpose and procedures.

DUI & Traffic Laws in Maine (2026)

Starting a dui & traffic violations issue in Maine: booking timeline, field-sobriety wording, and before timing gets tighter

Useful dui & traffic violations guidance for Maine focused on booking timeline, field-sobriety wording, records that matter, and how to avoid avoidable early damage.

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

Key Takeaways

Maine OUI (NOT DUI/DWI): 29-A M.R.S. § 2411; "operating" = broader than "driving" (any volitional act using vehicle controls while intoxicated; engine running in parked car can qualify). Per se limits: 0.08% BAC (21+) + 0.04% (CDL commercial) + any measurable amount (under 21). First OUI (no aggravating factors): $500 fine + 150-day suspension (no work-restricted license for first 30 days) + mandatory alcohol screening/treatment + NO mandatory jail. Aggravating factors (enhanced to $700 fine + 275-day suspension): BAC ≥0.15% + any Schedule W drug (heroin/fentanyl/cocaine/meth) + passenger under 21 + eluding law enforcement + speed 30+ mph over limit + school safety zone. Second OUI (within 10 years): 7+ days jail + $700 fine + 3-year suspension + mandatory IID. Third OUI: Class C crime (up to 5 years state prison) + $1,100 + 6-year suspension + IID. Breath test refusal (29-A M.R.S. § 2521; implied consent): 275-day ALS (SIGNIFICANTLY longer than typical 90-day first refusal; compare NH no mandatory insurance state). Refusal evidence admissible at trial (consciousness of guilt inference).
BMV administrative hearing: request within 10 days of suspension notice; before BMV Hearing Officer (separate from criminal District Court OUI); challenge = lawfulness of stop + PC for arrest + breath test administration; BMV win ≠ automatic criminal dismissal. CDL OUI (49 CFR Part 383 + 29-A M.R.S. § 2557): CDL holder OUI in ANY vehicle = 1-year CDL disqualification (3 years for hazmat); second OUI = LIFETIME CDL disqualification; CDL BAC limit = 0.04% (not 0.08%). Critical for ME timber truckers + lobster/seafood distributors + school bus drivers. Marijuana OUI: 29-A M.R.S. § 2411 ("intoxicating substance"); NO per se THC level in ME; prosecution must prove ACTUAL IMPAIRMENT (observed driving behavior + physical signs + field sobriety tests + DRE evaluation — Drug Recognition Evaluator/Expert; ME State Police Troop C/Gray/Cumberland County has DRE-trained officers). OUI causing death: Manslaughter (17-A M.R.S. § 203(1)(A); reckless homicide; Class A; up to 30 years) or Elevated Aggravated Assault (17-A M.R.S. § 208-B; serious bodily injury; Class A). DEEP program + drug court: diversion options for first-time low-BAC defendants; varies by county DA policy.
Maine speed limits: 75 mph (rural interstate — I-95 north of Portland + I-295 in less congested sections) + 65 mph (other divided highways). Turnpike enforcement: Maine State Police Troop A (Scarborough; covers Cumberland + York counties); aggressive peak tourist season enforcement (July-August; Massachusetts/Connecticut visitors). Distracted driving: 29-A M.R.S. § 2119; handheld cell phone use prohibited (holding phone in ANY manner while driving); hands-free (Bluetooth; speakerphone on seat) permitted; infraction (NOT criminal); $50 first offense → $250 second+ within 3 years. "Ice missile" law: 29-A M.R.S. § 2396; must remove ice/snow from vehicle before driving; infraction + enhanced civil/criminal liability if flying ice/snow causes injury or death. Motorcycle helmet law: required for under-18 only (adult riders may choose; higher injury risk in coastal tourist riding accidents). OUI checkpoints: constitutional under Michigan Dept. of State Police v. Sitz, 496 U.S. 444 (1990) + ME constitutional requirements; advance newspaper/social media notice + systematic stop pattern + officer briefing required; deployed on I-95/US-1 southern ME during tourist season + holiday weekends.

Key Numbers — Maine All 50 states →

Filing Deadline 6 years

Fault Rule Modified Comparative

Insurance System At-Fault

Key Statute Me. Rev. Stat. tit. 14 § 752

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Maine OUI (Operating Under the Influence) law is codified at 29-A M.R.S. § 2411 — Maine uses the term "OUI" (Operating Under the Influence) rather than "DUI" or "DWI," a terminology choice that reflects the statute's focus on operating any motor vehicle (not just driving, and not just on public ways — operating a motor vehicle while intoxicated on private property can trigger OUI liability). Maine OUI has a per se limit of 0.08% BAC for drivers 21 and over, 0.04% for commercial drivers, and a zero tolerance standard (any measurable amount) for drivers under 21. Maine's implied consent law (29-A M.R.S. § 2521) requires drivers who are lawfully arrested for OUI to submit to a breath, blood, or urine test — refusal triggers an administrative license suspension (ALS) of 275 days for a first refusal (significantly longer than the typical 90-day first refusal suspension in many states), and the refusal itself may be offered as evidence of guilt at the OUI trial.

The Maine Secretary of State's Bureau of Motor Vehicles (BMV) handles administrative license suspensions separately from criminal OUI proceedings in the Maine District Court. A first OUI offense in Maine carries mandatory minimum penalties: a $500 fine; 90-day license suspension; and no mandatory jail time (unless aggravating factors apply). The aggravating factors that enhance OUI penalties include BAC ≥ 0.15%, passenger under age 21 in the vehicle, speed exceeding the limit by 30+ mph, eluding a law enforcement officer, and an accident causing serious bodily injury. Maine's Habitual Offender Law (29-A M.R.S. § 2551-A) provides for enhanced revocation for repeat OUI and other traffic offense accumulations. Maine OUI law changed significantly with the expansion of marijuana legalization — marijuana OUI (operating under the influence of intoxicating substances other than alcohol) requires proof of impairment rather than a per se level, since no legally established THC per se limit exists under Maine law.

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