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Maryland · MD
Steel & concrete modular homes in Maryland
Modular homes are built to state and local building codes and set on a permanent foundation. Here is what applies in Maryland.
Maryland program
- Administering agency
- Maryland Dept. of Labor, Division of Labor and Industry, Building Codes Administration
- Program / authority
- COMAR 09.12.52 Industrialized Buildings and Mobile Homes Regulations
- Code basis
- State Model Performance Code; the page does not state a single IBC/IRC edition
- Inspection & seal
- Manufacturers use an Approved Testing Facility (ATF) for plan review; the Maryland insignia and ATF labels must be attached before shipping.
- Good to know
- Per the program page, local jurisdictions are preempted from adopting construction standards for modular buildings; an approved models list is updated annually.
- Official source
- https://www.labor.maryland.gov/labor/build/buildmod.shtml
Summarised from public sources; rules change. Confirm with Maryland’s agency and your local building department before ordering.
Your project in Maryland
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 Maryland.
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.