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State code coverage

Building code lookup by state.

Adopted edition, climate zones, design wind, special-zone overlays, and SkyCanvass coverage status for every U.S. state. Click through for the state, county, and city breakdown.

Alaska Alabama Arkansas Arizona California Colorado Connecticut District of Columbia Delaware Florida Georgia Hawaii Iowa Idaho Illinois Indiana Kansas Kentucky Louisiana Massachusetts Maryland Maine Michigan Minnesota Missouri Mississippi Montana North Carolina North Dakota Nebraska New Hampshire New Jersey New Mexico Nevada New York Ohio Oklahoma Oregon Pennsylvania Rhode Island South Carolina South Dakota Tennessee Texas Utah Virginia Vermont Washington Wisconsin West Virginia Wyoming
Click any state for its adopted code edition, climate zones, design wind, and county breakdown.

Indexed

28

Parcel layer + adopted-edition library + amendment overlay all live.

In progress

23

Parcel layer indexing in progress; per-jurisdiction lookups available.

All 51 jurisdictions

Sorted alphabetically

State Adopted edition Adoption Climate Wind (mph) Special Status
Alabama (AL) IRC 2021 (Alabama amendments) Municipal 2A, 3A 100–140 — Indexed
Alaska (AK) IBC 2021 Hybrid 6A, 7, 8 100–150 — Indexed
Arizona (AZ) IRC 2018 Municipal 2B, 3B, 5B 90–115 WUI Indexed
Arkansas (AR) IRC 2021 (Arkansas amendments) Statewide 3A, 4A 90–115 — Indexed
California (CA) CRC 2025 (California Residential Code, 2026 cycle) Municipal 3B, 3C, 4B, 4C, 5B 85–110 WUI In progress
Colorado (CO) IRC 2021 County 4B, 5B, 6B, 7 85–105 WUI Indexed
Connecticut (CT) CSBC 2022 Statewide 5A 100–130 — Indexed
Delaware (DE) Coverage in progress Municipal 4A 100–130 — In progress
District of Columbia (DC) IRC 2015 (DC Construction Code 2017) Statewide 4A 95–110 — Indexed
Florida (FL) FBC 2023 Statewide 1A, 2A 130–180 HVHZ Indexed
Georgia (GA) IRC 2024 Statewide 2A, 3A, 4A 100–140 — Indexed
Hawaii (HI) Coverage in progress Municipal 1A 105–120 — In progress
Idaho (ID) Coverage in progress Municipal 5B, 6B 85–115 WUI In progress
Illinois (IL) Local adoption (no statewide residential code) Hybrid 4A, 5A 90–115 — Indexed
Indiana (IN) IRC 2018 (Indiana amendments) Municipal 4A, 5A 90–115 — Indexed
Iowa (IA) Coverage in progress Municipal 5A, 6A 90–115 — In progress
Kansas (KS) Local adoption (no statewide code) Municipal 4A, 5A 90–115 — Indexed
Kentucky (KY) KRC 2019 (3rd Edition, IRC 2018 base) Statewide 4A 90–115 — Indexed
Louisiana (LA) Coverage in progress Municipal 2A, 3A 100–150 — In progress
Maine (ME) Coverage in progress Municipal 6A, 7 95–115 — In progress
Maryland (MD) IRC 2021 (Maryland Building Performance Standards) County 4A 90–115 — Indexed
Massachusetts (MA) Coverage in progress Municipal 5A 100–130 — In progress
Michigan (MI) Coverage in progress Municipal 5A, 6A, 7 90–115 — In progress
Minnesota (MN) IRC 2020 (Minnesota State Building Code) Statewide 6A, 7 90–115 — Indexed
Mississippi (MS) Coverage in progress Municipal 2A, 3A 100–150 — In progress
Missouri (MO) IRC 2018 (local adoption) Municipal 4A, 5A 90–115 — Indexed
Montana (MT) Coverage in progress Municipal 5B, 6B, 7 90–110 WUI In progress
Nebraska (NE) Coverage in progress Municipal 4A, 5A 90–115 — In progress
Nevada (NV) IRC 2024 County 3B, 4B, 5B 90–110 WUI Indexed
New Hampshire (NH) Coverage in progress Municipal 5A, 6A 95–115 — In progress
New Jersey (NJ) Coverage in progress Municipal 4A, 5A 100–140 — In progress
New Mexico (NM) IRC 2021 (NM amendments) Statewide 3B, 4B, 5B 90–115 — Indexed
New York (NY) NYS Uniform Code 2020 (based on 2018 I-Codes) Statewide 4A, 5A, 6A 95–130 — Indexed
North Carolina (NC) IRC 2018 (NC amendments) Statewide 3A, 4A, 5A 100–150 — Indexed
North Dakota (ND) IRC 2021 Municipal 6A, 7 90–115 — Indexed
Ohio (OH) Coverage in progress Municipal 4A, 5A 90–115 — In progress
Oklahoma (OK) Coverage in progress Municipal 3A, 4A 90–115 — In progress
Oregon (OR) Coverage in progress Municipal 4C, 5B, 6B 85–105 WUI In progress
Pennsylvania (PA) IRC 2021 (Uniform Construction Code) Statewide 4A, 5A, 6A 90–115 — Indexed
Rhode Island (RI) RI SBC 2022 (2021 I-Codes base) Statewide 5A 110–140 — Indexed
South Carolina (SC) IRC 2021 (SC amendments) Statewide 3A, 4A 100–160 — Indexed
South Dakota (SD) IBC 2021 Hybrid 5A, 6A 90–115 — Indexed
Tennessee (TN) Coverage in progress Municipal 3A, 4A 90–115 — In progress
Texas (TX) IRC 2021 (statewide reference; Home Rule cities may differ) Home rule 1A, 2A, 2B, 3A, 3B 100–180 — Indexed
Utah (UT) Coverage in progress Municipal 3B, 4B, 5B, 6B, 7 85–115 WUI In progress
Vermont (VT) Coverage in progress Municipal 6A 95–110 — In progress
Virginia (VA) VCC 2021 (Virginia Construction Code, IRC 2021 base) County 3A, 4A, 5A 90–130 — Indexed
Washington (WA) Coverage in progress Municipal 4C, 5B, 6B 85–110 WUI In progress
West Virginia (WV) Coverage in progress Municipal 4A, 5A 90–115 — In progress
Wisconsin (WI) IRC 2015 (Uniform Dwelling Code) Statewide 5A, 6A, 7 90–115 — Indexed
Wyoming (WY) Coverage in progress Municipal 5B, 6B, 7 100–115 — In progress

How states differ

The adopted edition is just the start. State-level wind speed mapping, IECC climate zones, special-zone overlays (HVHZ, WUI, FEMA SFHA), permit + inspection authority, and manufacturer compliance tracks all stack on top.

For a side-by-side breakdown, see the state comparison. For what each state page contains, see the state preview.

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