New Hampshire DUI Laws

In New Hampshire, you can get a DWI (also called “DUI”) for driving or attempting to drive:

+ with a blood alcohol content (BAC) of .08% or greater, or
+ while “under the influence” of any natural or synthetic substance that impairs a person’s ability to drive—includes alcohol, prescription drugs, controlled substances, and over-the-counter drugs.

The BAC level that can lead to a DWI is lower for commercial drivers (.04% or more) and drivers who are under the age of 21 (.02% or more).

	1st Offense	2nd Offense	3rd Offense
Jail	None	17 days to 1 year (minimum 60 days if prior within last 2 years)	180 days to one year
Fines	$500 to $1,200	$750 to $2,000	$750 to $2,000
License Suspension	9 months to 2 years	3 years	Lifetime revocation

New Hampshire