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Energy Code Program

Adopted energy codes and standards

The division works with building officials, technical committees, advisory boards, and the public to adopt, amend, and interpret the Chapter 13 energy efficiency provisions of the Oregon Structural Specialty Code (OSSC) and the Chapter 11 energy efficiency provisions of the Oregon Residential Specialty Code (ORSC).

Oregon Zero Energy Ready Commercial Code

2019 Oregon Zero Energy Ready Commercial Code
(Chapter 13 of the 2019 OSSC)
Effective Oct. 1, 2019

Part I - Commercial energy provisions

Part I applies to buildings constructed under the OSSC that are not Group R-2, R-3, or R-4 buildings, three stories and fewer above the finished grade. The construction standards are based on:

ASHRAE Standard 90.1-2016

*The read-only version of ASHRAE Standard 90.1 is available under "Standards Referenced in Code" on the site linked above.

Part II - Multi-family energy provisions

Part II applies to Group R-2, R-3, and R-4 buildings three stories and fewer above the finished grade designed and constructed under the OSSC. The construction standards are based on:

2018 International Energy Conservation Code

*The read-only version of the 2018 International Energy Conservation Code (IECC) is available at the site linked above.

ASHRAE Standard 90.1 resources

Compliance

To demonstrate compliance with Part I of the energy code, construction documents shall include the Oregon Zero Energy Ready Compliance Form .

COMcheck and ZERO Code Calculator reports are required to complete the form.

Training

The following materials were created by the Pacific Northwest National Laboratory for the U.S. Department of Energy.

Transition to ASHRAE Standard 90.1

The following guide shows where, in Part I of the 2019 Oregon Zero Energy Ready Commercial Code and ASHRAE Standard 90.1, to find the same subject matter requirements from the 2014 Oregon Energy Efficiency Specialty Code, based on the 2009 International Energy Conservation Code.

Other resources

Previous energy code

2014 Oregon Energy Efficiency Specialty Code (OEESC)

    Effective July 1, 2014 - Dec. 31, 2019
    Based on the 2009 International Energy Conservation Code (IECC)
    May 2015 errata: Chapter 2 and Table 503

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