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Pima County, AZ Building Safety: Building Permits (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified September 2026

Key Facts

Adopted code
2024 International Building Code
Citation
Pima County Code § 15.04.020(A)
Permits issued by
Development Services, 201 N. Stone Ave
Violation class
Civil infraction, § 15.04.050
Scope
Unincorporated Pima County only

Summary

Unincorporated Pima County requires building permits under the locally adopted 2024 International Building Code; Development Services reviews plans and issues permits before construction, alteration or demolition begins.

City-specific rules exist: Tucson, and Sahuarita have their own building permits rules that differ from Pima County's county-level regulations. If you live in one of those cities, check the city-specific page instead.

The Pima County building code, codified in this chapter, adopts by reference the 2024 International Building Code, published by the International Code Council, Inc., Country Club Hills, IL, in 2023, as amended by the local amendments attached to and incorporated into Ordinance 2025-15 as Exhibit A together with the following national and international codes:

1.   The 2024 International Property Maintenance Code, as amended by Exhibit H attached to Ordinance 2025-15;

2.   The 2024 International Fuel Gas Code as amended by Exhibit F attached to Ordinance 2025-15 (See

View official code

Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: 2026 S-64: Contains Supplement, with local legislation through Ordinance 2026-9, passed 7-28-2026, current through 7-28-2026).

Full Breakdown

Pima County Code § 15.04.020(A) adopts the 2024 International Building Code, as amended by Exhibit A to Ordinance 2025-15, as the county's building code governing site preparation, construction, alteration, moving, demolition, repair, use and occupancy of buildings and structures in the unincorporated area. Section 15.04.010(B) states the chapter's purpose includes providing for 'the issuance of permits and collection of fees,' with a building codes board of appeals and code committee established elsewhere in the chapter. Building without required permits, or otherwise violating the adopted code, is a civil infraction under § 15.04.050.

Violations & Fines

Violating the Pima County building code, including building without a required permit, is a civil infraction under § 15.04.050, penalties capped per A.R.S. § 11-815, enforced via the county hearing officer procedure.

Frequently Asked Questions

What building code does unincorporated Pima County use?
The 2024 International Building Code, adopted by reference under Pima County Code § 15.04.020 with local amendments in Exhibit A to Ordinance 2025-15.
What happens if I build without a permit?
It's a civil infraction under § 15.04.050, handled by the county's hearing officer with penalties capped by A.R.S. § 11-815.

Sources & Official References

Other rules in Pima County

All Pima County rules

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