Unincorporated Yavapai County building permits
VerifiedDepartment contacts, adopted codes, permit types, fees, and gotchas for Unincorporated Yavapai County, Arizona.
Last verified 2026-07-07 · Source · Embed this page’s badge · Version history
Building department
- Address
- 1120 Commerce Drive, Prescott, AZ 86305 (also: 10 S. 6th Street, Cottonwood, AZ 86326)
- Phone
- 928-771-3214
- Office hours
- Permit Technicians available 7:00 AM - 5:00 PM Monday through Friday. Two public counters: Prescott (1120 Commerce Drive, 928-771-3214, fax 928-771-3432) and Cottonwood (10 S. 6th Street, 928-639-8151). All permit applications are submitted through the CitizenServe Online Permit Portal (https://www4.citizenserve.com/Portal/PortalController?Action=showHomePage&ctzPagePrefix=Portal_&installationID=300). Source: https://www.yavapaiaz.gov/Development-and-Permits/Development-Services/Customer-Service-Permitting-Unit
- Website
- Official site
Inspection guide
See how inspections work in Unincorporated Yavapai County — sequence, scheduling & re-inspection fees.
Codes adopted
Arizona has no statewide building code for non-state buildings; codes are adopted locally. According to the International Code Council, codes are adopted locally in Arizona and are predominantly the I-codes, with different cities and counties choosing their own editions and local amendments. The Arizona State Fire Code (adopting the 2018 IFC) applies only to state and county buildings, public and private schools, and non-residential occupancies in areas without a locally adopted fire code — it does not establish a statewide residential or commercial building code floor. Each city and county adopts its own code editions independently, resulting in different I-Code years and amendment sets across jurisdictions. There is no state-mandated minimum edition; enforcement is entirely local. Always confirm the adopted edition and any local amendments with the specific jurisdiction before submitting plans.
- Arizona has no statewide mandatory building code floor for general construction — code adoption is a per-county/city authority. Yavapai County's Board of Supervisors independently adopts and administers its own construction codes for the unincorporated areas of the county through Development Services (Building Safety Unit); this is separate from, and does not apply within, the county's nine incorporated cities/towns (Prescott, Prescott Valley, Sedona, Cottonwood, Camp Verde, Chino Valley, Clarkdale, Dewey-Humboldt, Jerome), each of which adopts and enforces its own codes.
- 2024 International Building Code (IBC), adopted by reference with Yavapai County amendments — Ordinance 2025-3, repealing and replacing Ordinance 2019-2, effective January 1, 2026. Includes Appendices A-P as amended. Source: 'Ordinances Adopting the 2024 International Building Codes...for the Unincorporated Areas of Yavapai County' (207-page ordinance compilation), https://www.yavapaiaz.gov/files/sharedassets/public/v/2/development-and-permits/codes-amp-regulations/documents/code-update/2025-signed-ordinance-secured.pdf.
- 2024 International Residential Code for One- and Two-Family Dwellings (IRC), adopted with Yavapai County amendments — Ordinance 2025-4, effective January 1, 2026. Table R301.2 Climatic and Geographic Design Criteria is amended county-wide: basic wind speed 105 mph (Exposure C); Seismic Design Category C (county-wide, per amended R301.2.2.1); ground snow load 20-70 psf depending on elevation (footnote: over 7,000 ft requires site-specific analysis per Section R301.2.3); frost line depth 12 in below 4,500 ft, 18 in at 4,500-6,499 ft, 24 in at or above 6,500 ft; weathering negligible below 3,500 ft, moderate above 3,500 ft; termite damage potential negligible to moderate at/above 6,500 ft (see footnote); ice barrier underlayment NOT required; mean annual temperature 60°F at/below 3,500 ft, 50°F above 3,500 ft; air freezing index 1,500 or less. Source: same 2025-signed ordinance compilation, Ordinance 2025-4/IRC Table R301.2 amendment.
- 2024 International Plumbing Code (IPC), adopted with Yavapai County amendments — Ordinance 2025-5, effective January 1, 2026.
- 2024 International Mechanical Code (IMC), adopted with Yavapai County amendments — Ordinance 2025-6, effective January 1, 2026.
- 2024 International Fuel Gas Code (IFGC), adopted with Yavapai County amendments — Ordinance 2025-7, effective January 1, 2026.
- 2023 National Electrical Code (NEC), adopted with Yavapai County amendments — Ordinance 2025-8, effective January 1, 2026 (one edition behind the otherwise-2024 ICC set, consistent with the standard NFPA 3-year NEC cycle). Prior edition adopted under Ordinance 2007-7.
- 2024 International Property Maintenance Code (IPMC), adopted with Yavapai County amendments — Ordinance 2025-9, effective January 1, 2026.
- Yavapai County Grading Ordinance, adopted/updated — Ordinance 2025-10, effective January 1, 2026 (supersedes Grading Ordinance 2019-9, cited in the county's PB-22 Grading Submittal Requirements policy).
- 2024 International Existing Building Code (IEBC), adopted with Yavapai County amendments — Ordinance 2025-11, effective January 1, 2026.
- 2024 International Swimming Pool and Spa Code (ISPSC), adopted with Yavapai County amendments — Ordinance 2025-12, effective January 1, 2026 (newly adopted as its own title in this code cycle).
- 2012 International Energy Conservation Code (IECC), adopted with Yavapai County amendments — Ordinance 2025-13, effective January 1, 2026. The county has NOT moved to a newer IECC edition; energy compliance for the 2024 code cycle is still evaluated under the 2012 IECC, mirroring the same 2012 IECC retention documented in this KB's Prescott entry.
- Fire code enforcement in the unincorporated county is delegated to each area's local fire district under its own adopted fire code; where no authorized fire district exists, the State Fire Marshal's adopted fire code applies. Source: 2025 ordinance compilation, IBC Section on fire code applicability.
Permit types & fees
Residential Building Permit (New Single-Family Residence, Addition, Remodel, Accessory Structure)
Required for new single-family residence construction, additions, remodels, and accessory structures in the unincorporated areas of Yavapai County. Reviewed by Development Services' Building Safety Unit against the 2024 IRC (2024 IBC for structures outside IRC scope) with Yavapai County amendments, including the county's own Table R301.2 climatic/geographic design criteria (105 mph wind, Seismic Design Category C, elevation-based frost depth and ground snow load). Applications are submitted through the CitizenServe Online Permit Portal.
Commercial Building Permit (New Construction, Multi-Family, Remodel, Accessory Structure)
Required for all new commercial buildings, multi-family structures, public/semi-public pools and spas, and commercial remodels/additions/accessory structures in the unincorporated areas of Yavapai County. Reviewed under the 2024 IBC with Yavapai County amendments. A Preliminary Code Review meeting is highly recommended before submittal. Applications are submitted through the CitizenServe Online Permit Portal.
Grading Permit
Required for grading (excavation and/or fill) in the unincorporated areas of Yavapai County unless specifically exempted, under the Yavapai County Grading Ordinance (updated as Ordinance 2025-10, effective January 1, 2026). Grading of 2,000 cubic yards or more must be engineered by an Arizona-registered engineer; grading under 2,000 cubic yards may follow the ordinance's non-engineered 'regular grading' path. Cut/fill under the footprint of a permitted structure itself is excluded from the totals. Applications are submitted through the CitizenServe Online Permit Portal.
Septic / Onsite Wastewater System Permit
Required for any new or replacement onsite wastewater (septic) system in the unincorporated areas of Yavapai County. Permitted by the Development Services Environmental Services Unit (not the Building Safety Unit) via a Conventional System or Alternate System application plus Site Investigation results; required before or alongside a residential building permit on any unsewered lot. Applications are submitted through the CitizenServe Online Permit Portal.
Manufactured, Modular, Factory-Built, and Park Model Home Permit
Required for the installation of manufactured homes, modular homes, other factory-built structures, and park model homes in the unincorporated areas of Yavapai County. Regulated jointly with the Arizona Department of Housing (which governs construction/certification of factory-built buildings, per the amended 2024 IBC Section R301.1.4 treatment of factory-built and intermodal-container structures) and Yavapai County Development Services (which handles site placement, foundation, and connections). A separate Park Model Installation Form applies to park models. Applications are submitted through the CitizenServe Online Permit Portal.
Pool / Spa Permit (Residential and Public/Semi-Public)
Required for swimming pools and spas in the unincorporated areas of Yavapai County. Residential pools/spas are processed as a Miscellaneous Permit Application (zoning fee: Fences/Walls/Slabs category); public or semi-public pools/spas are processed as New Commercial Construction. Reviewed under the newly adopted 2024 International Swimming Pool and Spa Code (Ordinance 2025-12, effective January 1, 2026) alongside the 2024 IBC/IRC. Applications are submitted through the CitizenServe Online Permit Portal.
Residential Solar PV Permit (Grid-Tied Exemption / Off-Grid / Panel Upgrade)
Yavapai County Development Services has NOT required a Building Safety Permit for a residential grid-tied photovoltaic system or solar water heating system (including systems with generators) since December 4, 2017, when installed by an Arizona-licensed contractor — a genuine county-level exemption, not an oversight. In place of a building permit, a Flood Control District Administrative Review Form is required for both roof- and ground-mounted systems (Flood Damage Prevention Ordinance 2010-1, Section 4.0), and any required electrical service upgrade needs a separate Over-The-Counter (OTC) permit through Development Services. Off-grid (stand-alone) residential PV systems and off-grid generators are NOT exempt — those require engineered plans and a permit under county Policy PE-8.
Electric Vehicle (EV) Charging Station / EVSE Permit (Electric Upgrade OTC Permit)
Yavapai County Development Services has no dedicated EV charger/EVSE permit application or fee line. An EV charging station installation is billed under the county's existing Over-the-Counter (OTC) permit category 'Electric Upgrade, Repair, or Reconnection of Service' -- the same OTC category used for panel upgrades and other electrical service work, per the county's Miscellaneous Permit Applications and Plan Review Criteria page (live URL returns 403 to automated fetch as of 2026-07-20, confirmed via a 2025-04-30 Wayback Machine snapshot of the same page, which lists the full OTC category set: Electric Upgrade, Repair, or Reconnection of Service; Natural Gas/Propane Installations or Conversions; Plumbing Repairs or Alterations; Woodstoves; Fireplace Inserts; Demolition; and Stucco). No electric-vehicle, EV charger, or EVSE term appears anywhere on that page or its listed submittal-requirement PDFs.
New residential construction activity
New privately-owned residential construction onlyHousing units authorized by building permits for new privately-owned residential construction — this is not total permit volume (no commercial permits or remodels).
- Latest month (2026-05)
- 97units
93 buildings · $44.7M valuation
- Trailing 12 months
- 1,547units
12 of 12 months reported · #9 in Arizona coverage by units
- Year to date (2026 YTD through 2026-05)
- 559units
499 buildings · $233.5M valuation
- Full year 2025
- 1,718units
1,385 buildings · $629.9M valuation
County-wide figures: BPS reports county-wide totals; jurisdiction is the unincorporated remainder outside Prescott, Prescott Valley, Sedona, Cottonwood, Camp Verde, Chino Valley, Clarkdale, Dewey-Humboldt, and Jerome. County FIPS 04/025 confirmed independently against the Census Bureau county reference file and matches the countyFips already used in this KB's prescott.json/cottonwood.json entries.
Source: U.S. Census Bureau, Building Permits Survey (BPS), 2026-05 vintage. Census survey data — separate from the permit-requirements verification above. All Arizona building activity
Tips & gotchas
- All permit applications for the unincorporated areas of Yavapai County are submitted through the CitizenServe Online Permit Portal (https://www4.citizenserve.com/Portal/PortalController?Action=showHomePage&ctzPagePrefix=Portal_&installationID=300), not paper submittal. Development Services staffs two public counters — Prescott (1120 Commerce Drive, 928-771-3214) and Cottonwood (10 S. 6th Street, 928-639-8151) — for questions, 7:00 AM-5:00 PM Monday-Friday.
- Yavapai County's nine incorporated cities and towns (Prescott, Prescott Valley, Sedona, Cottonwood, Camp Verde, Chino Valley, Clarkdale, Dewey-Humboldt, Jerome) each run their own separate building-permit programs; this jurisdiction file covers ONLY the unincorporated remainder of the county administered directly by Yavapai County Development Services.
- The county's full 2024 ICC code suite (IBC, IRC, IPC, IMC, IFGC, IPMC, IEBC, ISPSC) plus the 2023 NEC and Grading Ordinance took effect January 1, 2026 via Ordinances 2025-3 through 2025-13, repealing the prior 2018-cycle codes (2019-era ordinances). The 2012 IECC (Ordinance 2025-13) was deliberately retained rather than upgraded, matching the same 2012 IECC retention seen in the City of Prescott's own code adoption.
- The county's own Table R301.2 design criteria set a 105 mph basic wind speed (Exposure C) and Seismic Design Category C uniformly county-wide, but frost line depth (12/18/24 inches) and ground snow load (20-70 psf) scale by your parcel's elevation band — confirm your elevation before finalizing structural design; above 7,000 ft a site-specific snow-load analysis is required.
- Development Impact Fees were repealed county-wide effective December 1, 2020 (Ordinance 2020-1) — do not budget for an impact fee on a permit in the unincorporated county.
- Permit/application extensions: a building/zoning clearance application can be extended once, up to 180 days, with a written justified request; an ISSUED building permit can be extended up to twice, each up to 180 days, also requiring a written justified request before expiration.
- Septic (onsite wastewater) permitting is handled by a separate unit — Environmental Services, not Building Safety — and must be resolved (issued permit, or proof of sewer connection) before a new-residence building permit on an unsewered lot can complete review.
- Well permits are NOT issued by the county; Environmental Services only reviews applications on parcels 5 acres or smaller for referral to the Arizona Department of Water Resources (ADWR), the actual permitting authority for wells under state law.
- A Right-of-Way / Access & Drainage permit (Ordinance 2020-5, issued by the County Engineer) is a separate permit from a building permit, required for any driveway, road connection, culvert, or other encroachment into a county-maintained right-of-way; valid only 30 days from issuance (renewable in 30-day increments).
- Grading permits count total combined cut-plus-fill within the site boundary, EXCLUDING the footprint under a new permitted structure itself; 2,000 cubic yards or more requires an Arizona-registered engineer's plans.
- This unincorporated-area file represents the largest incorporated-city coverage build-out of any Arizona county in this knowledge base to date (all nine of Yavapai County's cities/towns already have their own dedicated jurisdiction files), making this the final piece completing full Yavapai County coverage.