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Tier 1 Oregon BPS
Buildings: 35,000 sq ft and Above
Tier 1 Oregon BPS
Buildings: 35,000 sq ft and Above
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Oregon BPS Tier 1
Tier 1
The Oregon Building Performance Standard (Oregon BPS) is mandatory for Tier 1 covered buildings located in the state of Oregon.
What is a Tier 1 Building ?
Tier 1 building is a building where Non-Residential Hotel and Motel equals or exceeds 35,000 square feet. including the parking garage area.
Mandatory for Tier 1 Covered Buildings in Oregon:
Tier 1 buildings are required to report Energy Use Intensity and Energy Use Intensity Targets
and submit operations & maintenance and energy management plans by their compliance date.
Tier 1 buildings that
expect to exceed their energy target must report at least 180 days before their compliance
date, perform energy audits and life cycle cost assessments, and develop a plan to implement cost-effective energy efficiency measures by their June 1, 2028/2029/2030, compliance date.
Oregon BPS Summary Table
Building size
Compliance deadline
Measurement window
Building size
Over 200,000 sq ft
Compliance deadline
June 1, 2028
Measurement window
Based on 2027 EUI data
Building size
Middle cohort (per ODOE rulemaking)
Compliance deadline
June 1, 2029
Measurement window
Check with ODOE for exact size threshold
Building size
Smaller Tier 1 cohort (down to 35,000 sq ft)
Compliance deadline
June 1, 2030
Measurement window
Check with ODOE for exact size threshold
Tier 2 & Special Tier 2 buildings are required to report Energy Use Intensity and Energy Use Intensity Targets by
their July 1, 2028, compliance date.
Tier 1 buildings are required to report Energy Use Intensity and Energy Use Intensity Targets
and submit operations & maintenance and energy management plans by their compliance date.
Frequently Asked Questions
Who is a Tier 1 building?
Tier 1 covers commercial buildings greater than 35,000 square feet. Tier 1 buildings must meet EUIt targets. First compliance deadline is June 1, 2028 for buildings over 200,000 sq ft.
What is Oregon BPS compliance?
The Oregon Building Performance Standard (Oregon BPS) is a mandatory program that aims to bring
awareness about building energy use to owners of existing commercial buildings, and to reduce
energy use and utility costs for less efficient buildings.
The State of Oregon adopted new energy performance requirements for commercial and multifamily buildings. These are in addition to Portland’s commercial energy reporting requirements; here is what commercial property owners need to know.
What is Oregon BPS?
Oregon’s Building Performance Standard was established by HB 3409 in 2023. Rules under ORS 330-300, based on ASHRAE Standard 100 with Oregon amendments, were published January 1, 2025.