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When a permit is required
Permit triggers and exempt work for Oneida County
A building permit is required for new construction, additions, remodels, room additions, basement finishing, HVAC systems, electrical work, plumbing modifications, and accessory structures in unincorporated Oneida County.
Note: Contact the Oneida County Building Inspector at (801) 367-6337 to determine if your specific project requires a permit.
- Completed permit application form
- Site plan showing property lines, existing structures, and utilities
- Floor plans for residential and commercial projects
- Elevation drawings
- Electrical and plumbing plans (if applicable)
- Proof of property ownership or authorization
- Contractor information and proof of registration (if applicable)
- Building code
- 2018 International Building Code (IBC) and 2018 International Residential Code (IRC) with Idaho amendments
- Permit validity
- Permit is null and void if work is not commenced within 180 days of permit issuance. Work must be completed within 12 months from permit issue date. Permits expire 60 days from issue date if work is not begun.
- Owner-builder
- Owner-builders may perform work on their own property but must comply with all code requirements and inspection protocols.
- Contractor requirements
- Contractors must register with the State of Idaho for construction jobs exceeding $2,000 (materials + labor). Specialized trades (electrical, plumbing, HVAC) must be licensed and registered with Idaho DOPL.
Application process
Typical processing: Same-day to 10 business days depending on project complexity. Over-the-counter permits for simple projects issued same-day.
- 01 Contact Oneida County Planning & Zoning office to obtain a permit application form.
- 02 Complete the building permit application with all required information.
- 03 Prepare site plan, floor plans, elevation drawings, and applicable utility plans.
- 04 Submit application and documents in person or by mail to the Planning & Zoning office.
- 05 County Building Inspector reviews application for completeness and code compliance.
- 06 Permit is issued same-day for over-the-counter projects (simple additions, shops, remodels) or after 5-10 business days for plan review projects.
- 07 Schedule required inspections (foundation, framing, rough-in trades, final) during construction.
Typical processing time: Same-day to 10 business days depending on project complexity. Over-the-counter permits for simple projects issued same-day.
Source: Oneida County Planning & Zoning / Building Inspector Department ↗
Required inspections
Scheduling and sequence
- (801) 367-6337 (phone)
- trichardson@oneidaid.us (email)
- Inspection hours
- Office Hours: Monday–Thursday, 9:00 AM–5:00 PM; Friday by appointment
Typical sequence: Required inspections include: footing/foundation inspection (before backfill), framing inspection (before drywall/insulation), plumbing rough-in inspection, electrical rough-in inspection, and final inspection (before occupancy).
Frequently asked
Common questions about unincorporated Oneida County permits
01 Do I need a building permit in unincorporated Oneida County, ID? ▸
02 How do I apply for a building permit in unincorporated Oneida County, ID? ▸
03 How long does it take to get a building permit in unincorporated Oneida County, ID? ▸
04 How do I schedule a building inspection in unincorporated Oneida County, ID? ▸
Educational reference. Permit rules and fees change — confirm current requirements directly with Oneida County Planning & Zoning / Building Inspector Department before applying. Jaspector is not legal advice.