Arizona · Building code

The building code in force in Arizona now.

No statewide building code for private construction; counties (optional, A.R.S. 11-861) and cities adopt their own codes locally. Enforced by City/town and county building officials; no state building-code agency for private buildings. Verified on the primary source, re-checked weekly.

Enter a Arizona ZIP code for the building view

Building code in Arizona

Verified on the source

In force

No statewide building code for private construction; counties (optional, A.R.S. 11-861) and cities adopt their own codes locally

Counties may adopt a building code for zoned unincorporated areas, drawn from national codes or the largest city's code; rural/unclassified zones can be exempt. State-owned buildings are exempt from local building codes (A.R.S. 34-461).

Source: primary document

Who enforces it

City/town and county building officials; no state building-code agency for private buildings

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

What changes next

In force

In force; no statewide building-code adoption pending (none found)

Dated items

Next 24 months

Jan 11, 2027

58th Legislature, 1st Regular Session convenes (second Monday in January) - watch fire-code, building-code, elevator, pool and lodging billsArizona Legislature

Dated

Questions about the building code in Arizona

Which building code applies in Arizona today?

No statewide building code for private construction; counties (optional, A.R.S. 11-861) and cities adopt their own codes locally. Counties may adopt a building code for zoned unincorporated areas, drawn from national codes or the largest city's code; rural/unclassified zones can be exempt. State-owned buildings are exempt from local building codes (A.R.S. 34-461).

Who enforces the building code in Arizona?

City/town and county building officials; no state building-code agency for private buildings.

What changes next for the building code in Arizona?

Nothing is scheduled. The rule above stays in force until the state adopts a newer edition or amends the program; AHJ Radar re-checks the source weekly.

Other areas in Arizona

Everything in force in Arizona

Fire codeState Fire Code: IFC 2024 (with listed appendices) as modified by A.A.C. R4-36 Article 3, …ElevatorsA.R.S. Title 23, Ch. 2, Art. 12 + A.A.C. R20-5 Article 5; R20-5-507 adopts ASME A17.1-2019…BoilersArizona Boiler Act (A.R.S. Title 23, Ch. 2, Art. 11) + A.A.C. R20-5 Article 4 (boilers, li…Pools and spasADEQ design/construction rules A.A.C. R18-5-201 to -251 + ADHS operation/sanitation rules …Hotels and lodgingNo state hotel license identified; ADHS lodging-establishment sanitation rules, A.A.C. R9-…Workplace safetyState Plan: Arizona Division of Occupational Safety and Health (ADOSH), Industrial Commiss…

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