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Home / Oregon Permits / Hillsboro

Building Permits in Hillsboro, Oregon

City in Washington County
Local details being verified — statewide baseline shown

Adopted Construction Codes

These are the state-level code editions for Oregon. They apply in Hillsborounless a verified local adoption or amendment is noted — in local-adoption states, confirm the city or county's own code editions with the building department.

CodeEditionAdoption
OESC — 2023Oregon Electrical Specialty Code (2023 NEC base) · source ↗
OMSC — 2025Oregon Mechanical Specialty Code (2024 IMC/IFGC base) · source ↗
OPSC — 2023Oregon Plumbing Specialty Code (2021 UPC base) · source ↗
ORSC — 2023Oregon Residential Specialty Code (2021 IRC base), OAR 918-480-0005 · source ↗
OSSC — 2025Oregon Structural Specialty Code (2024 IBC base), OAR 918-460-0010 · source ↗

Permit Requirements

Permit-type details for Hillsboro (fees, required documents, inspection sequence) are being verified with the local building department. In the meantime, contact the city building department directly, or ask the BuildSpec Copilot about statewide requirements.

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