Commercial Motor Vehicle Operators and Administrators

Federal Motor Carrier Safety Administration
Commercial Vehicle Safety Alliance
NH Motor Carrier Safety Rules
NH Hazardous Materials Transportation Rules
NH Department of Transportation
NH Regulations and Instructions Governing Oversize and Overweight Vehicle Permits
NH Restricted Bridges and Load Posted Roads Information
NETC Multi- State Permit Routes Map and Guidelines
NH Online Oversize/ Overweight permit system "OVERHAUL"
DOT number application form
International Registration Plan
Overweight Certification Inspection Dates and Locations

Important Phone Numbers
Oversize/ Overweight Permit Office: (603) 271-2691
IRP Office: (603) 271-2197
DMV Registration: (603) 271-2251
CDL Licensing: (603) 271-2371

Information for Auto Dealers and Inspection Stations

NH Laws Motor Vehicle, Criminal
NH Dealer Rules
NH Inspection Station Rules
NH DMV Emissions Page
NHOST Page

Important Phone Numbers
Dealer Desk: (603) 271-2330
Inspection Desk: (603) 271-2321
NH OBD Program: (603) 271-8800
Economic Hardship Waiver: (603) 271-0352
NHOST Help Line: (800) 295-5276