City Building Permits

Mosier, OR - 2026 Building Permit Guide

How to apply for a building permit in Mosier, Oregon. Permit authority, application steps, fees, and inspection requirements.

Oregon Wasco County Updated March 2026

Permit Authority

All properties within the incorporated City of Mosier. Site development permits subject to System Development Charges (SDCs).

Department
City of Mosier City Hall
Address
Mosier City Hall, Mosier, OR 97040
Phone
(541) 478-3001
Website
https://www.cityofmosier.com

Online Permit Portal

Open City of Mosier

Platform: In-person submission • Account required: No • Submission: In-person only

Additional resources:

Application Process

  1. Pick up Site Development Permit (SDP) packet at Mosier City Hall.
  2. Sign Cost Recovery Agreement.
  3. Pay application fee.
  4. Prepare site plan and standard details per city requirements.
  5. Submit 4 hard copies of Site Plan + Standard Details (11" x 17" format) + electronic PDF + building height worksheet.
  6. City staff reviews application for completeness. Applications without plans/sketches deemed incomplete.
  7. Upon approval, pay System Development Charges (SDCs) before permit issuance.
  8. Water/Sewer connection: Apply separately and pay SDC fees before SDP approval if applicable.
  9. Structural permit (state BCD): The Dalles BCD (WCBCS) handles electrical, plumbing, and structural permits concurrently.

Typical processing time: 45+ days typical; depends on complexity and SDC payment

Source: City of Mosier City Hall

General Requirements

Site Development Permit required for projects with site impacts. Building permit required for new construction, additions > 200 sq ft, structural modifications, carports/garages/sheds > 200 sq ft, demolition, change of use.

Required Documents

  • Site Development Permit application packet
  • Site plan (4 hard copies + electronic PDF, 11" x 17" minimum)
  • Standard details (4 hard copies + electronic PDF, 11" x 17" minimum)
  • Building height worksheet
  • Signed Cost Recovery Agreement
  • Water/Sewer application if applicable
Permit validity
180-day work commencement deadline from issuance.
Building code
Oregon Residential Specialty Code (ORSC), Oregon Structural Specialty Code (OSSC), and specialty codes
Owner-builder
Owner-builders must comply with city SDP requirements and SDC payment.
Contractor requirements
Oregon CCB contractor license required for most construction work. Verify license at ccb.oregon.gov.

Fees

Payment note
SDP application fee required at time of submission. System Development Charges (SDCs) for water, sewer, transportation, stormwater, and parks must be paid before SDP issuance. Contact City of Mosier at (541) 478-3001 for current fee schedule.

Work That Does NOT Require a Permit

Contact the City of Mosier City Hall to confirm whether your project requires a permit before starting work.

Inspections

How to Schedule

  • City of Mosier City Hall (phone)
Scheduling deadline
Contact city to schedule inspections after permit issuance.
Inspection hours
Standard business hours

Typical inspection sequence: Typical sequence: footing/foundation, framing, final inspection.

Additional Resources

Information on this page was last verified: March 2026. Permit rules and fees change — confirm current requirements directly with the City of Mosier City Hall before applying.

Frequently Asked Questions

Mosier Building Permit FAQ

Do I need a building permit in Mosier, OR?
Site Development Permit required for projects with site impacts. Building permit required for new construction, additions > 200 sq ft, structural modifications, carports/garages/sheds > 200 sq ft, demolition, change of use.
How do I apply for a building permit in Mosier, OR?
1. Pick up Site Development Permit (SDP) packet at Mosier City Hall. 2. Sign Cost Recovery Agreement. 3. Pay application fee. 4. Prepare site plan and standard details per city requirements. 5. Submit 4 hard copies of Site Plan + Standard Details (11" x 17" format) + electronic PDF + building height worksheet. 6. City staff reviews application for completeness. Applications without plans/sketches deemed incomplete. 7. Upon approval, pay System Development Charges (SDCs) before permit issuance. 8. Water/Sewer connection: Apply separately and pay SDC fees before SDP approval if applicable. 9. Structural permit (state BCD): The Dalles BCD (WCBCS) handles electrical, plumbing, and structural permits concurrently.
How long does it take to get a building permit in Mosier, OR?
Typical processing time is 45+ days typical; depends on complexity and SDC payment.
How do I schedule a building inspection in Mosier, OR?
Inspections can be scheduled via: City of Mosier City Hall. Contact city to schedule inspections after permit issuance..

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Important: This page is an educational resource provided by jaspector.com. It is not legal advice, and it does not substitute for official guidance from the permit authority listed above. Permit requirements, fees, and processes change frequently. Always verify current requirements directly with the issuing department before beginning any construction project. Use of this page does not create an attorney-client relationship. Jaspector assumes no liability for any outcomes arising from reliance on this information.

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