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§ 02
When a permit is required
Permit triggers and exempt work for North Plains
Depends on the activity. The city guide notes some projects need land use permits, some need building permits, and some need both.
The city's planning guide notes a simple outdoor shed under 200 square feet may not require a building permit.
Other state residential permit exemptions may apply to low-risk minor work, but city land use review can still be required.
- Exempt The city's planning guide notes a simple outdoor shed under 200 square feet may not require a building permit.
- Exempt Other state residential permit exemptions may apply to low-risk minor work, but city land use review can still be required.
Required documents
- Varies by permit type. City planning packets and county building permit documents apply separately.
- Building code
- State of Oregon building specialty codes enforced by Washington County.
- Permit validity
- County-issued building permits generally follow Oregon's 180-day rule unless extended.
- Owner-builder
- No city-specific owner-builder rule stated in the planning guide; Oregon owner-builder rules apply for county permits.
- Contractor requirements
- Oregon contractor and trade license requirements apply.
§ 03
Application process
Typical processing: North Plains planning guide states some Type IV legislative land use actions take about 60 to 90 days from complete submittal to the end of the appeal period. No city-specific building permit review estimate is posted.
- 01 Start with North Plains staff to determine whether the project needs land use approval, building permits, or both.
- 02 Submit any city planning or land use application and satisfy conditions of approval.
- 03 Complete CWS review where required. CWS states homeowners in North Plains need appropriate CWS permits before getting county permits.
- 04 Apply to Washington County for the building permit once the city and utility prerequisites are ready.
- 05 Upload plans, pay fees, and resolve county review comments.
- 06 Obtain issued permit and complete county inspections plus any city engineering or planning sign-off required by conditions.
Typical processing time: North Plains planning guide states some Type IV legislative land use actions take about 60 to 90 days from complete submittal to the end of the appeal period. No city-specific building permit review estimate is posted.
§ 04
Fee schedule
North Plains building permit fees
Fee type
Amount
01
Minimum permit fee
Not clearly summarized on the planning guide reviewed.
02
Plan check fee
County plan review fees apply to county-issued permits.
03
Permit fee formula
City planning fees and county building fees are separate; county structural permits are typically valuation-based and trade permits schedule-based.
04
Reinspection fee
County reinspection and work-without-permit charges may apply; city land use appeals and extensions also have separate costs.
05
Penalty (no permit)
County reinspection and work-without-permit charges may apply; city land use appeals and extensions also have separate costs.
Confirm separately with city staff and county staff based on permit type
Fees change periodically. Confirm at the official fee schedule ↗ before budgeting.
§ 05
Required inspections
Scheduling and sequence
How to schedule
- Washington County inspection scheduling for county-issued permits; city coordination for planning and engineering conditions (other)
- Inspection hours
- City Hall general contact is 503-647-5555; county inspection windows vary by county procedure
- Time windows
- City Hall general contact is 503-647-5555; county inspection windows vary by county procedure
Typical sequence: County-issued permits follow standard footing, framing, rough-trade, and final flow
§ 06
Frequently asked
Common questions about North Plains permits
01 Do I need a building permit in North Plains, OR? ▸
Depends on the activity. The city guide notes some projects need land use permits, some need building permits, and some need both.
02 How much does a building permit cost in North Plains, OR? ▸
Building permit fees in North Plains, OR are set by the local building department and vary by project type and valuation. The minimum permit fee is Not clearly summarized on the planning guide reviewed.. Fees are calculated as: City planning fees and county building fees are separate; county structural permits are typically valuation-based and trade permits schedule-based.. Plan check fee: County plan review fees apply to county-issued permits..
03 How do I apply for a building permit in North Plains, OR? ▸
To apply for a building permit in North Plains, OR, follow these steps: 1. Start with North Plains staff to determine whether the project needs land use approval, building permits, or both. 2. Submit any city planning or land use application and satisfy conditions of approval. 3. Complete CWS review where required. CWS states homeowners in North Plains need appropriate CWS permits before getting county permits. 4. Apply to Washington County for the building permit once the city and utility prerequisites are ready. 5. Upload plans, pay fees, and resolve county review comments. 6. Obtain issued permit and complete county inspections plus any city engineering or planning sign-off required by conditions.
04 How long does it take to get a building permit in North Plains, OR? ▸
Building permit processing times in North Plains, OR typically run North Plains planning guide states some Type IV legislative land use actions take about 60 to 90 days from complete submittal to the end of the appeal period. No city-specific building permit review estimate is posted.. Timelines can vary based on project complexity and current department workload.
05 What work is exempt from building permits in North Plains, OR? ▸
Not all construction work requires a permit in North Plains, OR. The following work is generally exempt: The city's planning guide notes a simple outdoor shed under 200 square feet may not require a building permit.; Other state residential permit exemptions may apply to low-risk minor work, but city land use review can still be required.. When in doubt, confirm with the local building department before starting work.
06 How do I schedule a building inspection in North Plains, OR? ▸
Once your permit is issued and work reaches an inspection milestone, you can schedule a building inspection in North Plains, OR via: Washington County inspection scheduling for county-issued permits; city coordination for planning and engineering conditions.
last verified April 2026
source City of North Plains Planning Department for land use review; Washington County Land Use and Transportation Department, Development Services Division, Building Services Section for building permits ↗
entry id permits/oregon/washington/north-plains
Educational reference. Permit rules and fees change — confirm current requirements directly with City of North Plains Planning Department for land use review; Washington County Land Use and Transportation Department, Development Services Division, Building Services Section for building permits before applying. Jaspector is not legal advice.