Penalties: DWI Third Offense in NH

DWI - 3rd offense


Class A Misdemeanor

Jail Sentence


Minimum: 6 months, of which at least 30 days must be served in jail. The remaining 150 days may be suspended but may be imposed later if the treatment requirements are not complied with.

Maximum: 1 year*




Minimum: $750.00, plus 24% penalty assessment


Maximum: $2000.00, plus 24% penalty assessment


Most district courts require fines to be paid in full on the date of trial or sentencing.


Court-ordered loss of license

Indefinite, with the right to petition for reinstatement after 5 years in most cases.


Administrative License Suspension (ALS) by the NH DMV

2 years

Required Treatment

28 day residential treatment program (or another intensive treatment program approved by NH Dept. of Health and Human Services)


The court may impose additional treatment and/or counseling conditions as well, including random urine tests.

Ignition Interlock Requirement

Minimum: 1 years

Maximum: 2 years


Insurance requirements

Proof of an SR-22 prior to reinstatement.


6 demerit points

May impact international travel or, if not a US citizen, immigration or visa status, and future eligibility for citizenship. 

Major motor vehicle conviction which counts toward certification as an habitual offender.

The information on this website is for informational purposes only. You should consult with a NH DWI lawyer to discuss the specific penalties applicable in your case.