Building Code Updates
Verified code edition changes from the past 12 months across all jurisdictions.
Monitoring activeWatching 51 state code-adoption sources.Last checked Oct 12, 2026.
0 updates found
Code update monitoring is active. Updates will appear here as building codes change across your jurisdictions.
Below: current adopted code editions for each state.
| State | IBC | IRC | IECC | NEC | IPC | ADA | State amendments |
|---|---|---|---|---|---|---|---|
| AK | 2021 | 2018 | 2018 | 2020 | — | 2010 | — |
| AL | 2021 | 2015 | 2015 | 2020 | 2021 | 2010 | — |
| AR | 2021 | 2021 | 2009 | 2020 | 2018 | 2010 | — |
| AZ | 2018 | 2018 | 2018 | 2020 | 2018 | 2010 | — |
| CA | CBC 2025 | CRC 2025 | 2025 | CEC 2025 | CPC 2025 | 2010 | 2025 California Building Standards Code (Title 24), effective 2026-01-01: Part 2 Building, 2.5 Residential, 3 Electrical, 4 Mechanical, 5 Plumbing, 6 Energy, 9 Fire, 10 Existing Building, 11 CALGreen. California publishes its own Mechanical and Plumbing Codes; the IMC and IPC are not the adopted codes. |
| CO | 2021 | 2021 | 2021 | 2023 | 2021 | 2010 | — |
| CT | 2021 | 2021 | 2021 | 2020 | 2021 | 2010 | — |
| DC | 2015 | 2015 | 2015 | 2014 | 2015 | 2010 | — |
| DE | 2018 | 2018 | 2024 | 2020 | 2021 | 2010 | — |
| FL | FBC 2023 | FBC 2023 | 2021 | 2020 | 2021 | 2010 | — |
| GA | 2024 | 2024 | 2015 | 2023 | 2024 | 2010 | State minimum standard codes: IBC, IRC, IFC, IPC, IMC, IFGC 2024 with Georgia Amendments 2026; NEC 2023; IECC 2015 with Georgia supplements; IEBC 2018 is a permissive code. IBC Chapter 11 is deleted. Section-level amendments are in code_amendments. |
| HI | 2018 | 2018 | 2018 | 2018 | UPC 2018 | 2010 | — |
| IA | 2024 | 2024 | 2012 | 2023 | 2018 | 2010 | — |
| ID | 2018 | 2018 | 2018 | 2023 | 2018 | 2010 | — |
| IL | 2021 | 2021 | 2024 | 2020 | 2021 | 2010 | — |
| IN | 2012 | 2018 | 2018 | 2017 | 2006 | 2010 | — |
| KS | 2018 | 2018 | 2018 | 2020 | 2018 | 2010 | — |
| KY | 2015 | 2015 | 2009 | 2020 | 2018 | 2010 | — |
| LA | 2021 | 2021 | 2021 | 2020 | 2021 | 2010 | — |
| MA | 2021 | 2021 | 2021 | 2023 | — | 2010 | 780 CMR 10th Edition (2021 I-Codes with Massachusetts amendments) — section-level amendments are in code_amendments. Plumbing and fuel gas: 248 CMR (the IPC is not adopted). Electrical: 527 CMR 12.00. Fire: 527 CMR 1.00. Accessibility: 521 CMR in place of IBC Chapter 11. |
| MD | 2021 | 2021 | 2021 | 2020 | 2021 | 2010 | — |
| ME | 2021 | 2021 | 2021 | 2023 | 2021 | 2010 | — |
| MI | 2021 | 2015 | 2015 | 2023 | 2021 | 2010 | — |
| MN | 2018 | 2018 | 2012 | 2023 | 2020 | 2010 | — |
| MO | — | — | — | — | — | 2010 | Missouri has no statewide building code; local adoption governs (RSMo 67.280). Use the city or county code where one is adopted; many rural areas have none. State-owned buildings follow codes set by the Office of Administration. |
| MS | 2018 | 2018 | 2018 | 2020 | 2018 | 2010 | — |
| MT | 2024 | 2024 | 2021 | 2023 | UPC 2024 | 2010 | 2024 IBC, IRC, IEBC, IMC and IFGC and the 2024 Uniform Plumbing Code effective 2026-09-26; NEC 2023; ICC A117.1-2017. All amended by ARM Title 24, Chapter 301. Montana adopts the Uniform Plumbing Code, not the IPC. |
| NC | 2015 | 2015 | 2015 | 2017 | 2015 | 2010 | — |
| ND | 2024 | 2024 | 2024 | 2023 | 2018 | 2010 | — |
| NE | 2018 | 2018 | 2018 | 2023 | UPC 2018 | 2010 | — |
| NH | 2024 | 2024 | 2018 | 2023 | 2024 | 2010 | — |
| NJ | 2024 | 2024 | 2021 | 2023 | NSPC 2024 | 2010 | Uniform Construction Code subcodes adopted 2026-08-17: IBC/2024 and IRC/2024 with New Jersey amendments (N.J.A.C. 5:23-3.14, 3.21), IMC/2024, National Standard Plumbing Code/2024 (the IPC is not adopted), NEC 2023. Existing buildings: Rehabilitation Subcode, N.J.A.C. 5:23-6. Section-level amendments are in code_amendments. |
| NM | 2021 | 2021 | 2021 | 2020 | 2018 | 2010 | — |
| NV | 2018 | 2018 | 2024 | 2020 | 2018 | 2010 | — |
| NY | BCNYS 2025 | RCNYS 2025 | ECCCNYS 2025 | 2020 | PCNYS 2025 | 2010 | 2025 Uniform Code: Building, Residential, Plumbing, Mechanical, Fuel Gas, Fire, Property Maintenance and Existing Building Codes of New York State (published July 2025), effective 2025-12-31, with the 2025 Energy Code. Provisions prohibiting fossil-fuel equipment in new buildings are suspended by court order (per the Department of State, July 2026). |
| OH | 2021 | 2018 | 2018 | 2023 | 2021 | 2010 | Ohio-specific edition |
| OK | 2018 | 2024 | 2009 | 2023 | 2018 | 2010 | — |
| OR | OSSC 2025 | ORSC 2026 | OEESC 2025 | 2026 | OPSC 2026 | 2010 | 2025 Oregon Structural Specialty Code (based on the 2024 IBC, IFC and IEBC) effective 2025-10-01, mandatory 2026-04-01. 2025 Oregon Mechanical Specialty Code. 2026 Oregon Residential Specialty Code effective 2026-10-01 (Chapter 1 mandatory 2026-10-01; Chapters 2-44 mandatory 2027-04-01, the 2023 ORSC remains optional until then). 2026 Oregon Electrical Specialty Code (2026 NEC) effective 2026-10-01. 2026 Oregon Plumbing Specialty Code (2024 Uniform Plumbing Code base, not the IPC) effective 2026-10-01. 2025 Oregon Energy Efficiency Specialty Code (ASHRAE 90.1-2022). |
| PA | 2021 | 2021 | 2021 | 2020 | 2021 | 2010 | Uniform Construction Code triennial update effective 2026-01-01 adopts the 2021 I-Codes as amended. Accessibility provisions remain those of the 2018 I-Codes and ICC A117.1-2009 by court order. The IFC applies only where referenced by the IBC and IEBC. |
| RI | 2021 | 2021 | 2024 | 2020 | 2021 | 2010 | — |
| SC | 2021 | 2021 | 2009 | 2020 | 2021 | 2010 | — |
| SD | 2024 | 2021 | 2021 | 2023 | 2021 | 2010 | — |
| TN | 2021 | 2018 | 2021 | 2020 | 2021 | 2010 | State Fire Marshal adopted codes effective 2025-04-17: IBC, IFC, IMC, IPC, IFGC, IEBC 2021 with Tennessee amendments; IECC 2021 for commercial buildings (2018 for one- and two-family dwellings and townhomes); IRC 2018. |
| TX | 2021 | 2021 | 2015 | 2023 | 2021 | 2010 | — |
| UT | 2024 | 2021 | 2024 | 2023 | 2024 | 2010 | — |
| VA | 2021 | 2021 | 2021 | 2020 | 2021 | 2010 | — |
| VT | 2021 | — | 2021 | 2023 | 2024 | 2010 | — |
| WA | 2021 | 2021 | 2021 | 2023 | 2021 | 2010 | — |
| WI | 2021 | 2015 | 2021 | 2017 | 2015 | 2010 | — |
| WV | 2018 | 2018 | 2015 | 2020 | 2018 | 2010 | — |
| WY | 2024 | 2021 | 2021 | 2026 | 2021 | 2010 | — |
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