US Building Code Database

All Codes
By State
Verified

Commercial

Residential

Retail

Industrial

Mixed-Use

Hospitality

Education

Healthcare

166 cities across 49 states

ALABAMA

#1 in ALABAMA
BIRMINGHAM
- ALABAMA
- City of Birmingham — Department of Planning, Engineering and Permits
Key Amendments: Alabama Building Commission administers statewide code. Tornado-resistant design considerations... View 4 amendments
- 3A
  Climate Zone
- Alabama Building Code
- 2015 IECC with Alabama amendments
View Details
#2 in ALABAMA
HUNTSVILLE
- ALABAMA
- City of Huntsville — Inspection Department
Key Amendments: Alabama Building Commission administers statewide codes. Huntsville is one of Alabama's fastest-growing cities... View 4 amendments
- 3A
  Climate Zone
- 2021 IBC
- 2015 IECC with Alabama amendments
View Details
#3 in ALABAMA
MOBILE
- ALABAMA
- City of Mobile — Building Inspection Department
Key Amendments: Alabama Building Commission administers statewide codes. Hurricane-prone region: wind speed design critical (150+ mph ultimate)... View 4 amendments
- 2A
  Climate Zone
- 2021 IBC
- 2015 IECC with Alabama amendments
View Details

ALASKA

#4 in ALASKA
ANCHORAGE
- ALASKA
- Municipality of Anchorage Development Services Department
Key Amendments: Extreme cold design: -20°F to -30°F winter design temperatures. Seismic Design Category D — high seismic zone (major fault systems)... View 6 amendments
- 7 (Very Cold)
  Climate Zone
- Municipality of Anchorage Building Code
- Alaska Building Energy Efficiency Standard
View Details

ARIZONA

ARKANSAS

#12 in ARKANSAS
LITTLE ROCK
- ARKANSAS
- City of Little Rock — Department of Planning and Development
Key Amendments: Arkansas Fire Prevention Code Board administers building codes. Limited local amendment authority... View 3 amendments
- 3A
  Climate Zone
- 2021 IBC
- 2009 IECC
View Details

CALIFORNIA

COLORADO

CONNECTICUT

#45 in CONNECTICUT
HARTFORD
- CONNECTICUT
- City of Hartford — Department of Development Services
Key Amendments: Connecticut adopts statewide through Office of State Building Inspector. Stretch code available for municipalities that opt in... View 4 amendments
- 5A
  Climate Zone
- Connecticut State Building Code
- Connecticut Building Energy Code
View Details

DC

#46 in DC
WASHINGTON
- DC
- DC Department of Consumer and Regulatory Affairs (DCRA) / Department of Buildings
Key Amendments: BEPS (Building Energy Performance Standards) — carbon reduction targets for existing buildings >25,000 SF. Net-zero energy goals for new construction phasing in... View 6 amendments
- 4A
  Climate Zone
- 2017 DC Construction Codes
- DC Energy Code
View Details

DELAWARE

#47 in DELAWARE
WILMINGTON
- DELAWARE
- City of Wilmington — Department of Licenses and Inspections
Key Amendments: Delaware State Fire Prevention Commission administers building codes. Local jurisdictions may adopt additional requirements... View 4 amendments
- 4A
  Climate Zone
- 2021 IBC
- 2018 IECC
View Details

FLORIDA

GEORGIA

HAWAII

#64 in HAWAII
HONOLULU
- HAWAII
- City and County of Honolulu Department of Planning and Permitting (DPP)
Key Amendments: Hurricane-resistant construction: 130+ mph design wind speed. Corrosion protection requirements (salt air/marine environment)... View 6 amendments
- 1A (Very Hot-Humid)
  Climate Zone
- Hawaii State Building Code
- Hawaii State Energy Code
View Details

IDAHO

#65 in IDAHO
BOISE
- IDAHO
- City of Boise — Planning and Development Services
Key Amendments: Idaho Division of Building Safety administers statewide code. Idaho uses UPC for plumbing, NOT IPC... View 4 amendments
- 5B (Cool-Dry)
  Climate Zone
- Idaho Building Code
- Idaho Energy Conservation Code
View Details

ILLINOIS

INDIANA

IOWA

#71 in IOWA
DES MOINES
- IOWA
- City of Des Moines — Permit and Development Center
Key Amendments: Iowa adopts statewide code through State Building Code Commissioner. Iowa is on older code cycle — verify current edition... View 4 amendments
- 5A
  Climate Zone
- 2024 IBC
- Iowa Energy Code
View Details

KANSAS

KENTUCKY

LOUISIANA

MAINE

#79 in MAINE
PORTLAND
- MAINE
- City of Portland — Inspections Division
Key Amendments: Maine Uniform Building and Energy Code (MUBEC) applies. Not all Maine municipalities enforce MUBEC — Portland does... View 5 amendments
- 6A
  Climate Zone
- 2021 Maine Uniform Building and Energy Code
- 2021 IECC
View Details

MARYLAND

#80 in MARYLAND
BALTIMORE
- MARYLAND
- Baltimore City Department of Housing — Permits and Code Enforcement
Key Amendments: Maryland adopts statewide codes — Baltimore adds local overlay. Baltimore City fire department has enhanced plan review... View 4 amendments
- 4A
  Climate Zone
- Maryland Building Performance Standards
- Maryland Energy Conservation Code
View Details

MASSACHUSETTS

MICHIGAN

MINNESOTA

MISSISSIPPI

#87 in MISSISSIPPI
JACKSON
- MISSISSIPPI
- City of Jackson — Building Permits & Inspection Division
Key Amendments: Mississippi Building Code Council administers statewide codes. Wind speed design requirements for hurricane-prone southern portions... View 3 amendments
- 3A
  Climate Zone
- 2024 IBC
- 2009 IECC
View Details

MISSOURI

MONTANA

#90 in MONTANA
BILLINGS
- MONTANA
- City of Billings — Building Division
Key Amendments: Montana Department of Labor and Industry administers building codes. Extreme cold design: -15°F to -25°F design temperatures... View 4 amendments
- 6B
  Climate Zone
- 2021 IBC
- 2021 IECC
View Details

NEBRASKA

#91 in NEBRASKA
OMAHA
- NEBRASKA
- City of Omaha — Planning Department / Permits and Inspections
Key Amendments: Nebraska has no statewide building code — local adoption. Tornado-resistant design considerations... View 4 amendments
- 5A
  Climate Zone
- 2018 IBC with Omaha amendments
- 2018 IECC with amendments
View Details

NEVADA

NEW JERSEY

NEW MEXICO

NEW YORK

NORTH CAROLINA

NORTH DAKOTA

#111 in NORTH DAKOTA
FARGO
- NORTH DAKOTA
- City of Fargo — Inspections Department
Key Amendments: North Dakota administered by State Electrical Board (commercial). Extreme cold design: -20°F to -30°F design temperatures... View 5 amendments
- 6A
  Climate Zone
- 2021 IBC
- 2021 IECC
View Details

OHIO

OKLAHOMA

OREGON

PENNSYLVANIA

RHODE ISLAND

#124 in RHODE ISLAND
PROVIDENCE
- RHODE ISLAND
- City of Providence — Department of Inspection and Standards
Key Amendments: Rhode Island Building Code Commission administers statewide. Coastal flood zone: Narragansett Bay proximity... View 4 amendments
- 5A
  Climate Zone
- Rhode Island State Building Code
- Rhode Island Energy Conservation Code
View Details

SOUTH CAROLINA

SOUTH DAKOTA

#128 in SOUTH DAKOTA
SIOUX FALLS
- SOUTH DAKOTA
- City of Sioux Falls — Building Services Division
Key Amendments: South Dakota administers codes through State Fire Marshal. Extreme cold design: -15°F to -25°F design temperatures... View 5 amendments
- 6A
  Climate Zone
- 2021 IBC
- 2021 IECC
View Details

TENNESSEE

TEXAS

UTAH

#151 in UTAH
SALT LAKE CITY
- UTAH
- Salt Lake City Building Services
Key Amendments: Utah adopts statewide through Utah Building Code Commission. Seismic Design Category D — Salt Lake City is in high-seismic zone (Wasatch Fault)... View 4 amendments
- 5B
  Climate Zone
- 2021 IBC with Utah amendments
- 2021 IECC with Utah amendments
View Details

VIRGINIA

WASHINGTON

WEST VIRGINIA

#163 in WEST VIRGINIA
CHARLESTON
- WEST VIRGINIA
- City of Charleston — Building Commission
Key Amendments: West Virginia State Fire Commission administers building codes. Flood zone compliance: Kanawha River and Elk River... View 4 amendments
- 4A
  Climate Zone
- 2015 IBC
- 2015 IECC
View Details

WISCONSIN

WYOMING

#166 in WYOMING
CHEYENNE
- WYOMING
- City of Cheyenne — Building Division
Key Amendments: Wyoming Department of Fire Prevention and Electrical Safety administers. Extreme cold and wind design: -10°F to -20°F, high sustained winds... View 4 amendments
- 6B
  Climate Zone
- 2024 IBC
- 2018 IECC
View Details

Go beyond code editions

Get a full compliance brief with zoning, IBC, ADA, energy code, and fees.

Enter your project details and get a complete code analysis with source citations — no PDFs to search, no guesswork.

Generate Free Brief

Data sourced from municipal government websites and verified via web search audit. Building codes change frequently — verify effective dates with your local Authority Having Jurisdiction (AHJ).

US Building Code Database

ALABAMA

BIRMINGHAM

HUNTSVILLE

MOBILE

ALASKA

ANCHORAGE

ARIZONA

CHANDLER

GLENDALE

MESA

PHOENIX

SCOTTSDALE

TEMPE

TUCSON

ARKANSAS

LITTLE ROCK

CALIFORNIA

ANAHEIM

BAKERSFIELD

ELK GROVE

ESCONDIDO

FONTANA

FREMONT

FRESNO

GLENDALE

IRVINE

LONG BEACH

LOS ANGELES

MODESTO

MORENO VALLEY

OAKLAND

ONTARIO

OXNARD

PASADENA

RANCHO CUCAMONGA

RIVERSIDE

SACRAMENTO

SAN DIEGO

SAN FRANCISCO

SAN JOSE

SANTA CLARITA

SANTA ROSA

STOCKTON

SUNNYVALE

COLORADO

AURORA

COLORADO SPRINGS

DENVER

FORT COLLINS

LAKEWOOD

CONNECTICUT

HARTFORD

DC

WASHINGTON

DELAWARE

WILMINGTON

FLORIDA

CAPE CORAL

FORT LAUDERDALE

HIALEAH

HOLLYWOOD

JACKSONVILLE

ORLANDO

PEMBROKE PINES

PENSACOLA

PORT ST. LUCIE

ST. PETERSBURG

TALLAHASSEE

TAMPA

GEORGIA

ATLANTA

AUGUSTA

MACON

SAVANNAH

HAWAII

HONOLULU

IDAHO

BOISE

ILLINOIS