Energy Efficiency Newsroom

Check this webpage regularly for regional and national news and information about building energy efficiency, energy code updates and development, and equipment efficiency standards.

Latest News

ONLINE COMPLIANCE DOCUMENTATION TOOLS FOR ENVELOPE & LIGHTING ARE AVAILABLE NOW! 

These new features include project specific WSEC provision checklists and online compliance documentation forms for envelope and lighting. The mechanical compliance documentation tool will be available in the fall of 2019.

Click on the My Projects page to explore this new compliance tool!

POSTED - August 1st, 2019

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2018 WSEC - Latest News from the WA State Building Code Council - UPDATED

Commercial WSEC - The State Building Code Council voted on the final rules for the adoption of the 2018 International Building Code, International Fire Code and the Washington State Energy Code (Commercial) on July 26, 2019. The final rulemaking language will be submitted to the legislature for approval for adoption. Here's a link to the latest edition - 2018 WSEC Commercial Final Rulemaking.

Residential WSEC - The Council completed the public comment period on the adoption and state amendments to the Group 2 Codes (IRC, IMC, UPC and WSEC-Residential). Public hearings were held in Spokane and Olympia in September. Status of final rulemaking language will be posted soon.

The 2018 codes are anticipated to go into effect July 1, 2020.

UPDATED - October 30th, 2019

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2015 WSEC Commercial - Permanent Rule changes effective July 1, 2019

The following permanent rule changes have been incorporated into the commercial 2015 WSEC. Refer to the following code sections in the Washington Administrative Code for the updated code language (see weblink on the WSEC Documents webpage). For replacement insert pages for these sections, visit the Washington State Building Code Council rulemaking website located here https://apps.des.wa.gov/sbcc/Page.aspx?nid=222.

Section C402.1.5 Component performance alternative - Clarifications and corrected language and section references in Equation 4-2 for the component performance UA trade-off calculation, including target area adjustment

Section C402.1.5.2 SHGC rate calculation - Clarifications and corrected language in Equation 4-3 for the component performance SHGC x A trade-off calculation for vertical fenestration and skylights. Clarifies that target area adjustment is allowed for SHGC x A.

Section C404.6 Insulation of piping - For service water heating systems, this amendment adds an exception clarifying that the final pipe run to a plumbing fixture is not required to be insulated provided the pipe run is not part of the heated-water circulation system.

C503.2 Change in space conditioning - Language amended to be consistent with amendments to C402.1.5 Component performance alternative.

C505.1 Change in occupancy or use - Language amended to be consistent with amendments to C402.1.5 Component performance alternative.

POSTED - July 7th, 2019

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WSEC Commercial Technical Support - ETC

Evergreen Technology Consulting (ETC) is a new provider of commercial energy code technical support services for WA State. We provide classroom and online training, technical topic resources, on-line compliance documentation tools and on-call technical support. 

Refer to the Contact Us page to reach our commercial energy code experts.

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WA State Department of Commerce - State Energy Office Newletters

Latest news from the State Energy Office

UPDATED - April 30, 2019