4th Offense

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.

NH DWI - 4th or subsequent Offense

Class B Felony

Jail Sentence

Minimum: 6 months, of which 5 months may be suspended (i.e, at least 30 days in jail)


Minimum: $750.00, plus 24% penalty assessment

Court-ordered Loss of License

Indefinite, with the right to petition for reinstatement after 7 years in most cases.

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.

Administrative License Suspension (ALS) by the NH DMV

Ignition Interlock Requirement

Minimum: 1 year

Maximum: 2 years

Insurance requirements

Proof of an SR-22 prior to reinstatement.

Other Penalties

6 demerit points

Felony convictions may affect a variety of other rights, including possessing firearms, voting, and international travel. 

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

Your Best Defense Starts Here

For aggressive representation and practical legal advice, contact the experienced New Hampshire attorneys at Samdperil & Welsh, PLLC today.
Exeter, NH
(603) 775-7570
Portsmouth, NH
(603) 436-4901