Unincorporated Yamhill County

All new construction and specific alterations (structural, plumbing, mechanical, electrical) require permits.

Building code

Oregon Residential Specialty Code (ORSC) 2023 edition (mandatory from Oct. 1, 2023; full implementation from April 1, 2024); Oregon Structural Specialty Code (OSSC); Oregon Mechanical and Electrical/Plumbing Specialty Codes

Contractor requirements

Contractor must be licensed with Oregon Construction Contractors Board (CCB).

1. 01
   Determine pre-permit requirements: land use verification, subsurface sewage disposal (sanitation), driveway approval, building plan approvals.
2. 02
   Prepare one set of construction plans and plot plan showing distances from property lines, existing structures, and septic system (if applicable).
3. 03
   Submit application through Oregon ePermitting system or in-person.
4. 04
   County staff performs plan check (minimum three weeks for processing).
5. 05
   Respond to any correction comments and resubmit revised documents.
6. 06
   Pay remaining fees and obtain permit before starting work.
7. 07
   Schedule and pass required inspections.

Typical processing time: Minimum three weeks for plan checks and processing; actual time varies by project complexity.

Source: Yamhill County Planning and Development Department ↗

Agricultural use structures: $30 zoning permit fee. Construction excise tax may apply. Residential new construction includes park system development fee based on levy code.

Typical sequence: Infield inspections required for safe and appropriate construction methods and materials. Inspection scheduling varies by project type and complexity.