Coconino County Building Permit Guide (Unincorporated Area)

Permit Authority

Unincorporated areas of Coconino County, excluding state and federal lands, Indian reservations, and areas where intergovernmental agreements do not apply.

Department

Coconino County Community Development, Building and Safety

Website

https://www.coconino.az.gov/624/Building-and-Safety

Online Permit Portal

Application Process

1. Review permit information sheets for your project type (residential, ADU, tiny house, solar, RV, etc.)
2. Prepare required submittals according to county specifications
3. Submit application and documents through the online permit portal
4. County staff reviews completeness and processes application
5. Pay applicable permit and processing fees
6. Address any correction comments and resubmit revised documents if required
7. Receive permit approval and commence work

Typical processing time: Varies by project complexity; county publishes permit information sheets for standard project types

Source: Coconino County Community Development, Building and Safety

General Requirements

Building permits are required in all unincorporated areas of Coconino County for construction, enlargement, alteration, repair, moving, demolition, or change of occupancy or use of buildings and structures.

Required Documents

• Completed permit application
• Site plan
• Construction drawings
• Project scope information
• Structural calculations or engineering as required

Building code

2018 IRC, 2018 IBC, 2018 IMC, 2018 IFGC, 2018 IPC, 2018 IECC, 2018 IEBC, and 2017 NEC, adopted under the county's 2019-10 building ordinance

Owner-builder

Owner-builders must comply with county requirements; check current permit information sheets for details

Contractor requirements

Contractors must hold appropriate state licenses and comply with county requirements

Work That Does NOT Require a Permit

• Accessory structures less than 200 square feet
• Greenhouses up to 400 square feet
• Other exemptions as detailed in the county's building ordinance and permit information sheets

Important: The Innovative Materials and Systems Pilot Program provides alternatives to traditional permitting for certain rural owner-builder projects, though these projects must still comply with all other county, state, and federal requirements. Tribal lands within the county are generally outside county jurisdiction unless an intergovernmental agreement exists. Verify applicability with the county before assuming an exemption.

Inspections

How to Schedule

• Online permit portal (online)

Scheduling deadline

Inspection requests must be submitted no later than 3:00 PM MST the day before the requested date

Additional Resources

• Building code: 2018 IRC, 2018 IBC, 2018 IMC, 2018 IFGC, 2018 IPC, 2018 IECC, 2018 IEBC, and 2017 NEC, adopted under the county's 2019-10 building ordinance
• Verify contractor license: Arizona Registrar of Contractors (AROC) License Lookup
• Wide Open Spaces Program
• License lookup guide: Arizona Contractor License Requirements
• Contract template: Arizona Homeowner-Contractor Agreement
• Arizona hub: Arizona Contractor License & Permit Hub