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New Hampshire · NH
Steel & concrete modular homes in New Hampshire
Modular homes are built to state and local building codes and set on a permanent foundation. Here is what applies in New Hampshire.
New Hampshire program
- Administering agency
- Dept. of Safety, Division of Fire Safety, Office of the State Fire Marshal
- Program / authority
- RSA 205-C (modular building standard); Saf-C 3300 Rules for Modular Buildings and Building Components
- Code basis
- NH State Building Code (RSA 155-A: IBC, IRC, NEC and others) and State Fire Code Saf-C 6000
- Inspection & seal
- Department-approved third-party agencies review the building system and QA program, inspect, and attach per-module state labels.
- Good to know
- Builder/dealer must notify the local building official and the department at least 72 hours before erecting a unit; local site and land-use rules still apply.
- Official source
- https://www.gc.nh.gov/rules/state_agencies/saf-c3300.html
Summarised from public sources; rules change. Confirm with New Hampshire’s agency and your local building department before ordering.
Your project in New Hampshire
Step 1
Confirm zoning & permits
Local jurisdiction sets lot, setback and design rules. See Permits & Zoning.
Step 2
Plans reviewed to state code
We stamp plans for the code that applies in New Hampshire.
Step 3
Factory build & inspection
Third-party or state inspection happens in the factory, then final on site.
Step 4
Set, connect, certify
Modules crane in, joints are torqued and inspected, and local sign-off issues the CO.