Utah · Building code

The building code in force in Utah now.

State Construction Code (Utah Code 15A-2-103), eff. Jul 1, 2026: 2024 IBC (App. C, J), IEBC, IPC, IMC, IFGC, IECC; 2021 IRC; 2023 NEC. Enforced by Legislature adopts by statute on Uniform Building Code Commission (DOPL) recommendations; local building officials enforce. Verified on the primary source, re-checked weekly.

Enter a Utah ZIP code for the building view

Building code in Utah

Verified on the source

In force

State Construction Code (Utah Code 15A-2-103), eff. Jul 1, 2026: 2024 IBC (App. C, J), IEBC, IPC, IMC, IFGC, IECC; 2021 IRC; 2023 NEC

H.B. 65 (2026) moved the IBC, IEBC, IPC, IMC, IFGC and IECC from 2021 to 2024 editions; the IRC stays 2021. Statewide amendments are in Utah Code 15A-3.

Source: primary document

Who enforces it

Legislature adopts by statute on Uniform Building Code Commission (DOPL) recommendations; local building officials enforce

Statewide layer. County and city amendments sit on top; the building view resolves them from your ZIP.

What changes next

IWUIC added Jan 1, 2027

Jan 1, 2027: 2024 IWUIC added to the State Construction Code with Utah amendments (H.B. 41, 2026; new 15A-3-1101)

Dated items

Next 24 months

Nov 30, 2026

Uniform Building Code Commission annual deadline to recommend State Construction Code changes to the Legislature's Business and Labor Interim Committee (deadline read in a superseded 2014 text of 15A-1-204; current text not confirmed)Uniform Building Code Commission (DOPL)

Dated

Jan 1, 2027

2024 International Wildland-Urban Interface Code joins the State Construction Code (15A-2-103(2)) with Utah amendments in new 15A-3-1101: designated WUI areas must fall below risk category 5 on the Smoothed Structure Exposure Score map unless excepted; IWUIC Section 602 deletedUtah Legislature (H.B. 41, 2026 General Session); Division of Forestry, Fire and State Lands grants exceptions

Dated

Questions about the building code in Utah

Which building code applies in Utah today?

State Construction Code (Utah Code 15A-2-103), eff. Jul 1, 2026: 2024 IBC (App. C, J), IEBC, IPC, IMC, IFGC, IECC; 2021 IRC; 2023 NEC. H.B. 65 (2026) moved the IBC, IEBC, IPC, IMC, IFGC and IECC from 2021 to 2024 editions; the IRC stays 2021. Statewide amendments are in Utah Code 15A-3.

Who enforces the building code in Utah?

Legislature adopts by statute on Uniform Building Code Commission (DOPL) recommendations; local building officials enforce.

What changes next for the building code in Utah?

IWUIC added Jan 1, 2027. Jan 1, 2027: 2024 IWUIC added to the State Construction Code with Utah amendments (H.B. 41, 2026; new 15A-3-1101)

Other areas in Utah

Everything in force in Utah

Fire code2024 IFC (no appendices) with Utah amendments, plus NFPA 1 ch. 38, NFPA 54 and NFPA 58 (20…ElevatorsUtah Code 34A-7 Part 2 and Labor Commission rule R616-3: ASME A17.1-2019, A17.3-2015 (guid…BoilersBoiler and Pressure Vessel Act (Utah Code 34A-7 Part 1, enacted 1967) and Labor Commission…Pools and spasUtah Admin. Code R392-302, Design, Construction and Operation of Public Pools (DHHS); late…Hotels and lodgingUtah Admin. Code R392-502, Public Lodging Facility Sanitation (adopted eff. Mar 26, 2018);…Workplace safetyOSHA-approved State Plan: Utah Occupational Safety and Health (UOSH), Utah Labor Commissio…Retrofit and recertificationUtah amendments to IFC Chapter 11 existing-building rules (Utah Code 15A-5-205.5), effecti…

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