State directory · NH · Northeast
New Hampshire building departments
This New Hampshire directory covers 10 Census county equivalents and local building-department guides. New Hampshire provides a statewide building-code framework while municipalities manage permits, zoning, inspections, and certificates of occupancy.
How permitting works in New Hampshire
State building code with local enforcement. A county name is a geographic index, not a promise that the county government issues every building permit. Many projects are handled by a city, town, township, borough, parish, regional office, or independent city.
Source-backed state research
New Hampshire Building Code Review Board / State Fire Marshal / municipalities
New Hampshire requires buildings to comply with the state building and fire codes. Municipal local enforcement agencies generally issue permits, inspect work, and issue occupancy approvals, while the State Fire Marshal handles state-owned projects and specific state responsibilities.
Read the official state source ↗Researched local guides
Available department pages
Concord · Merrimack County
Concord Building Safety Division
Permits, inspections, zoning, and official contact information.
Derry · Rockingham County
Derry Code Enforcement and Building Department
Permits, inspections, zoning, and official contact information.
Dover · Strafford County
Dover Inspection Services Division
Permits, inspections, zoning, and official contact information.
Keene · Cheshire County
Keene Community Development Building Safety
Permits, inspections, zoning, and official contact information.
Manchester · Hillsborough County
Manchester Building Regulations and Planning Department
Permits, inspections, zoning, and official contact information.
Nashua · Hillsborough County
Nashua Department of Building Safety
Permits, inspections, zoning, and official contact information.
Portsmouth · Rockingham County
Portsmouth Inspection Department
Permits, inspections, zoning, and official contact information.
Rochester · Strafford County
Rochester Building and Licensing Services
Permits, inspections, zoning, and official contact information.
Geographic coverage