Some counties welcome barndominiums, but metro and suburban areas may restrict them.
The UT Uniform Building Code Commission adopts state codes. Local jurisdictions enforce them.
Primary Code
Utah State Construction Code
Code Version
2021 IBC / 2021 IRC with UT amendments
Adoption Level
Statewide
Statewide Enforcement
Yes
Rural counties process faster. Salt Lake metro has standard timelines.
Residential
Required
Commercial
Required
Agricultural
Not Required
Size threshold: structures under 200 sq ft may be exempt.
Agricultural buildings on agricultural land may be exempt from building permits.
Accessory structures under 200 sq ft typically exempt.
Significant seismic risk along the Wasatch Front. Heavy snow loads in mountains and valleys. Low to moderate wind.
Wind Load
95–115 mph
moderate zone
Snow Load
20–100+ psf
Seismic
B–D
Category
Flood
FEMA Regulated
Energy Code
IECC
Version
2021 IECC
Energy code enforced statewide.
License Type
DOPL Contractor license
Utah requires contractor licensing through the Division of Occupational and Professional Licensing.
Front
20–30 ft
Side
5–10 ft
Rear
15–25 ft
Varies by jurisdiction.
Seismic foundation design critical along Wasatch Front. Frost depth 30-36 inches.
Standard permitting. Seismic design important.
Agricultural exemptions available.
Growing interest. Acceptance varies. Rural areas more flexible.
Standard permits.
Full state construction code compliance.
HOAs common in Salt Lake City, Provo, and St. George suburbs.
Flood zones along major rivers and in mountain drainages.
Verify the information above directly from these official sources. Regulations change — always confirm with your local building department before starting construction.
Disclaimer: This guide is for informational purposes only and does not constitute legal or professional advice. Building codes, permit requirements, and zoning regulations change frequently. Always verify current requirements with your local building department, planning office, or a licensed professional before starting construction. Homestead Steel Structures & Design is not a legal authority on building codes or zoning regulations. Last updated February 2026.
