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Pennsylvania · PA
Steel & concrete modular homes in Pennsylvania
Modular homes are built to state and local building codes and set on a permanent foundation. Here is what applies in Pennsylvania.
Pennsylvania program
- Administering agency
- PA Dept. of Community & Economic Development (DCED), Housing & Buildings Standards Division
- Program / authority
- Industrialized Housing and Buildings Program (PA Industrialized Housing Act; 12 Pa. Code ch. 145)
- Code basis
- 2021 ICC codes for units entering first production stage on/after June 1, 2026
- Inspection & seal
- DCED-contracted third-party agencies review designs and inspect factories; units must carry the PA Insignia of Certification plus the agency insignia.
- Good to know
- Modular buildings are exempt from the PA Uniform Construction Code, but local code officials still inspect site prep, foundations and utility connections.
- Official source
- https://dced.pa.gov/housing-and-development/commercial-modular-buildings/
Summarised from public sources; rules change. Confirm with Pennsylvania’s agency and your local building department before ordering.
Your project in Pennsylvania
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 Pennsylvania.
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.