Laws and Regulations
Below are links to New Hampshire Department of Transportation laws, policies and procedures.
NHDOT Laws
- Chapter 21-L - Department of Transportation
- Chapter 228 - Administration of Transportation Laws
- Chapter 229 - Highway System In The State
- Chapter 230 - State Highways
- Chapter 230-A - Corridor Protection
- Chapter 231 - Cities, Towns and Village District Highways
- Chapter 231-A - Municipal Trails
- Chapter 232 - Counties and County Commissioners
- Chapter 233 - Recreational Roads
- Chapter 233-A - Access to Public Waters
- Chapter 234 - Bridges and Bridge Aid
- Chapter 235 - Federal and State Highway Aid
- Chapter 236 - Highway Regulation, Protection And Control Regulations
- Chapter 237 - Turnpike System
- Chapter 237-A - Turnpike System Revenue Bonds
- Chapter 238 - Highway Program
- Chapter 239 - Cooperative Alliance For Seacoast Transportation
- Chapter 240 - State 10-Year Transportation Plan
- Chapter 265 - Rules of the Road
- Chapter 266 - Equipment of Vehicles
- Chapter 422 - New Hampshire Aeronautics Act
- Chapter 423 - Municipal Airports
- Chapter 424 - Airport Zoning
NHDOT Declaratory Rulings
NHDOT Rules
- Chapter Avi - Aviation Users Advisory Board
- Chapter Tra 100 - Department of Transportation, Commissioner
- Chapter Tra 200 - Rules of Practice and Procedure
- Chapter Tra-A - Division of Aeronautics
- Chapter Tra-Ap - Appeals Board for the Department of Transportation - Commissioner
- Chapter Tra 300 - Permits
- Chapter Tra 311 - Driving While Impaired (DWI) Victim Fatality Sign Program
- Chapter Tra 400 – Prequalification and Bidding Process
- Chapter Tra 500 - Construction and Relocation Services (State Bridge Aid, State Highway Aid & Relocation Assistance)
- Chapter Tra 600 - Control of Outdoor Advertising
- Chapter Tra 700 - E-ZPass Electronic Toll Payment
- Chapter Tra 900 - Aircraft, Commercial Aviation Operator, and Aircraft Dealer Registration
- Chapter Tra 1000 - Process for Marketing and Sale of State-Owned Property Utilizing Real Estate Professionals