← Maine alcohol laws›DUI / DWI Limits

Maine DUI / DWI Limits (2026)

Info: In Maine the adult per se limit for OUI is 0.08% blood alcohol, drivers under 21 are under a "Not-a-drop" zero-tolerance rule covering any measurable alcohol, and commercial drivers are limited to 0.04%.

InfoVerified May 31, 2026

Alcohol laws change at state, county and city lines.Track them in the free LawLert iPhone app: it alerts you when you cross into a state where they differ, or into a dry county where LawLert has the local rule, and when they change in your state. No account.Get the app

Official source: maine.gov →

General legal information, not legal advice — verify important decisions with a licensed attorney.

DUI / DWI Limits in states bordering Maine

The same rule in each neighboring state LawLert has verified, from that state’s own official source.

New HampshireInfo
In New Hampshire the adult DWI limit is 0.08% blood alcohol, with an aggravated offense at 0.16%, and drivers under 21 are held to a zero-tolerance limit of 0.02%.
Verified May 31, 2026 · Source: nh.gov · Full New Hampshire rule →

Don't get caught off guardCross into a state where this law is different and the free iPhone app tells you what changed, even with the app closed. It also alerts you when a law you track changes where you live. No account.Get the free app

Track this law — get alerted when it changes

We watch the official sources behind Maine alcohol rules. If a tracked rule changes, you get one short email — never more than one a week. Free, unsubscribe anytime.