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Commercial energy code, compliance, training, and resources

Adopted commercial energy code

2025 Oregon Energy Efficiency Specialty Code (OEESC)
Chapter 13 of the Oregon Structural Specialty Code (OSSC)
  • Effective: Jan. 1, 2025 with 6 month phase-in period
  • Mandatory: July 1, 2025
  • Based on ASHRAE Standard 90.1-2022
Access an online version of ASHRAE Standard 90.1-2022

Code adoption and training

Compliance forms and resources

Energy compliance form

To demonstrate compliance with the commercial energy code, construction documents shall include the following where applicable:

Supplementary compliance checklists

Compliance resources

COMcheck training NEW

This training video is intended to assist designers, contractors and building officials with the use of COMcheck*Web with tips specific to the OEESC.

OEESC COMcheck training - video

Energy modeling / Cost of energy

Energy modeling guidance from the U.S. Department of Energy: ASHRAE Standard 90.1 Performance Based Compliance (Section 11 and Appendix G)

Use the following for energy modeling / cost of energy: Cost-per-unit of energy: performance methods

Previous code

2021 Oregon Energy Efficiency Specialty Code (OEESC)
Chapter 13 of the Oregon Structural Specialty Code (OSSC)

Compliance forms