National Approvals

AgencyApproval(s)
US Department of Housing and Urban Development (HUD)

Design Approval Primary Inspection Agency (DAPIA)

In-plant Primary Inspection Agency (IPIA)

US Department of Agriculture

Farmer's Home Administration (FmHA)

Recognized Code Authority

International Code Council

International Accreditation Service

Inspection Agency AA-674

Standards Council of Canada

Standards Council of Canada Certification Body

State & Local Approvals

State/LocalityModular ProgramApproval(s)
AlabamaYesState Plan Review & Third Party Inspection
ArizonaYesState Plan Review & Third Party Inspection
CaliforniaYesThird Party Plan Review & Inspection
ColoradoYesThird Party Plan Review & Inspection
ConnecticutYesState Plan Review & Third Party Inspection
FloridaYesState Plan Review & Third Party Inspection
GeorgiaYesState Plan Review & Third Party Inspection
IdahoYesState Plan Review & Third Party Inspection
IllinoisYesState Plan Review & Third Party Inspection
IndianaYesState Plan Review & Third Party Inspection
IowaYesThird Party Plan Review & Inspection
KentuckyYesState Plan Review & Third Party Inspection
State performs plumbing inspections
LouisianaYesThird Party Plan Review & Third Party Inspection – Residential
State Fire Marshall Plan Review & Third Party Inspection – Commercial
MaineYes - R onlyThird Party Plan Review & Inspection - Residential Only
MarylandYesThird Party Plan Review & Inspection.
State issues an approval letter after review of Third Party approved documents
MassachusettsYesThird Party Plan Review & Inspection.
State issues an approval letter after review of Third Party approved documents
MichiganYesState Plan Review & Third Party Inspection
MinnesotaYesThird Party Plan Review & Inspection
MississippiYes - R onlyThird Party Plan Review & Inspection - Residential Only
MissouriYesThird Party Plan Review & Inspection
MontanaYesState Plan Review & Third Party Inspection
NebraskaYes - R onlyThird Party Plan Review & Inspection - Residential Only
NevadaYesThird Party Plan Review & Inspection
New HampshireYesThird Party Plan Review & Inspection
New JerseyYesThird Party Plan Review & Inspection
New MexicoYesState Plan Review & Third Party Inspection
New YorkYesState / 3rd Party for qualified RES MFG's
North CarolinaYesThird Party Plan Review & Inspection
North DakotaYesThird Party Plan Review & Inspection
OhioYesState Plan Review & Third Party Inspection
OregonYesState Plan Review & State Inspection
PennsylvaniaYes - R onlyThird Party Plan Review & Inspection - Residential Only
Rhode IslandYesThird Party Plan Review & Inspection
South CarolinaYesState Plan Review & Third Party Inspection.
State issues an approval letter after review of Third Party approved documents
TennesseeYesState Plan Review & Third Party Inspection.
State issues an approval letter after review of Third Party approved documents
TexasYesThird Party Plan Review & Inspection
VirginiaYesState Plan Review & Third Party Inspection
WashingtonYesState Plan Review & State Inspection
WisconsinYes - R onlyThird Party Plan Review & Inspection