Regulatory framework
The code baseline for Gilliam County.
Oregon BCD administers the applicable Oregon State Building Code for Gilliam County through its Pendleton field office. Current 2026 editions include the 2025 Oregon Structural Specialty Code, 2023 Oregon Residential Specialty Code, 2023 Oregon Electrical Specialty Code, 2023 Oregon Plumbing Specialty Code, 2025 Oregon Mechanical Specialty Code, 2025 Oregon Energy Efficiency Specialty Code, and applicable fire and manufactured-dwelling codes. Gilliam County Planning separately applies county land-use and zoning rules before building approval.