Manufactured Home: 
Built entirely in the factory under federal code administered by the Department of Housing and Urban Development (HUD), which became effective June 15, 1976, and has been upgraded numerous times. Covers single or multi-section homes and includes transport to the site and installation. Regulations include: design & construction, strength & durability, transportability, fire resistance, energy efficiency & quality.

Modular Home: 
Built to state, local or regional code where the home will be located. System-built homes are transported to sites and installed.

Panelized Home: 
Built in factory, where panels that include windows, doors, wiring & siding, are transported to site and assembled. Codes are set by state or locality where sited.

Pre-Cut Home: 
Materials are factory cut to design specifications and then transported to the site and assembled. Examples are: kit, log and dome homes. Standards are set by state and locality.

Mobile Home: 
The term mobile home used for homes built prior to June 15, 1976, when HUD code went into effect. Voluntary standards were previously in effect.