County Building Permits
Yamhill County, OR - 2026 Building Permit Guide
How to apply for a building permit in unincorporated Yamhill County, Oregon. Permit authority, application steps, fees, and inspection requirements.
Permit Authority
All unincorporated areas of Yamhill County.
- Department
- Yamhill County Planning and Development Department
- Address
- 525 NE 4th Street, McMinnville, OR 97128
- Phone
- (503) 434-7501
Online Permit Portal
Platform: Accela • Account required: Yes • Submission: Online only
Additional resources:
Application Process
- Determine pre-permit requirements: land use verification, subsurface sewage disposal (sanitation), driveway approval, building plan approvals.
- Prepare one set of construction plans and plot plan showing distances from property lines, existing structures, and septic system (if applicable).
- Submit application through Oregon ePermitting system or in-person.
- County staff performs plan check (minimum three weeks for processing).
- Respond to any correction comments and resubmit revised documents.
- Pay remaining fees and obtain permit before starting work.
- Schedule and pass required inspections.
Typical processing time: Minimum three weeks for plan checks and processing; actual time varies by project complexity.
General Requirements
All new construction and specific alterations (structural, plumbing, mechanical, electrical) require permits.
Required Documents
- One set of construction plans (to scale)
- Plot plan with property distances
- Proof of land use verification
- Subsurface sewage disposal (sanitation) approval (if applicable)
- Driveway approval (if applicable)
- Building plan approvals
- 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).
Fees
- Plan check fee
- Based on State-approved formulas
- Permit fee formula
- Calculated per square footage based on State-approved formulas
- Payment note
- Agricultural use structures: $30 zoning permit fee. Construction excise tax may apply. Residential new construction includes park system development fee based on levy code.
Work That Does NOT Require a Permit
Contact the Yamhill County Planning and Development Department to confirm whether your project requires a permit before starting work.
Inspections
How to Schedule
Typical inspection sequence: Infield inspections required for safe and appropriate construction methods and materials. Inspection scheduling varies by project type and complexity.
Additional Resources
- 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
- Verify contractor license: Oregon Construction Contractors Board (CCB) License Lookup
- Yamhill County Planning & Development
- Oregon Building Codes Division (BCD)
- License lookup guide: Oregon Contractor License Requirements
- Contract template: Oregon Homeowner-Contractor Agreement
- Oregon hub: Oregon Contractor License & Permit Hub
Information on this page was last verified: March 2026. Permit rules and fees change — confirm current requirements directly with the Yamhill County Planning and Development Department before applying.
Frequently Asked Questions
Yamhill County Building Permit FAQ
- Do I need a building permit in unincorporated Yamhill County, OR?
- All new construction and specific alterations (structural, plumbing, mechanical, electrical) require permits.
- How much does a building permit cost in unincorporated Yamhill County, OR?
- Fees are calculated as: Calculated per square footage based on State-approved formulas. Plan check fee: Based on State-approved formulas.
- How do I apply for a building permit in unincorporated Yamhill County, OR?
- 1. Determine pre-permit requirements: land use verification, subsurface sewage disposal (sanitation), driveway approval, building plan approvals. 2. Prepare one set of construction plans and plot plan showing distances from property lines, existing structures, and septic system (if applicable). 3. Submit application through Oregon ePermitting system or in-person. 4. County staff performs plan check (minimum three weeks for processing). 5. Respond to any correction comments and resubmit revised documents. 6. Pay remaining fees and obtain permit before starting work. 7. Schedule and pass required inspections.
- How long does it take to get a building permit in unincorporated Yamhill County, OR?
- Typical processing time is Minimum three weeks for plan checks and processing; actual time varies by project complexity..
Need help with your project?
Navigating permits in Yamhill County (Unincorporated) can be complicated.
Jaspector connects you with local experts who can review your scope, verify your contractor, and help you understand what permits your project actually needs.
Learn how Jaspector works