In February 2012 the Hawaii State Building Code Council approved the 2009 International Energy Conservation Code (IECC) with amendments. The code sets energy efficiency requirements for both residential and nonresidential buildings. For the status of individual county code adoptions follow the links below.
Instructions to Purchase the 2009 IECC
The 2009 IECC is available for purchase online from the International Code Council at www.iccsafe.org; follow links to “Store”and “2009 International Codes”. The document may also be available at other online retailers.
Hawaii State Amendments
The State Building Code Council approved amendments to the 2009 IECC to add compliance flexibility and adapt the requirements to Hawaii’s unique climate.
Download the approved amendments (January 30, 2012 version)
County Energy Codes
Energy codes are adopted and enforced at the county level. Use the following links to check current status.
Hawaii County
Webpage: www.hawaiicounty.gov/public-works-building
Contact: Jai Ho Cheng, jcheng@co.hawaii.hi.us
Honolulu County
Webpage: www1.honolulu.gov/council/ocs/roh/ (see Chapter 32)
Contact: Tim Hiu, t.hiu@honolulu.gov
Kauai County
Webpage: www.kauai.gov/default.aspx?tabid=64
Contact: Doug Haigh, dhaigh@kauai.gov
Maui County
Webpage: www.co.maui.hi.us/index.aspx?nid=1208
Contact: Ralph Nagamine, Ralph.Nagamine@co.maui.hi.us
Support Information
Frequently asked questions
What’s changed?
Changes between 2006 IECC and the 2009 IECC, including Hawaii amendments
Window area-weighted average calculation tool
This spreadsheet implements compliance calculations for window solar heat gain coefficient (SHGC), including shading credit for overhangs and screens.
Energy code training presentation
Training in all four counties covered the 2009 IECC with Hawaii amendments in February 2012
Presentation (6 MB)
Plan review checklists and design checklists
These voluntary checklists provide building designers and plan reviewers with a list of requirements and references to code sections. These checklists are based on the 2009 IECC with Hawaii amendments.
Residential plan review checklist
Commercial plan review checklist
Related Resources
Energy Code Stringency Analysis
Hawaii State Building Code Council
International Code Council
Producer of the International Energy Conservation Code (IECC)
ASHRAE
Producer of ASHRAE Standard 90.1-2007 Energy Standard for Buildings Except Low-Rise Residential Buildings
REScheckTM software
Compliance software for the residential portion of the 2009 IECC. At present it does not implement the envelope compliance options that are included in the Hawaii amendments. Both online and desktop versions are available.
COMcheckTM software
Commercial building compliance software for the 2009 IECC. Both online and desktop versions are available.
Building Energy Code eLearning
Online training, including presentations, webcasts and self-paced training related to energy codes, including the IECC and ASHRAE 90.1
www.energycodes.gov/resource-center/eLearning
Building Codes Assistance Project
A nonprofit organization that promotes the adoption and advancement of energy codes.
Hawaii energy efficiency guidelines
Hawaii Homeowner’s Guide to Energy Comfort and Value
http://energy.hawaii.gov/wp-content/uploads/2011/10/Hawaii-Homeowners-Guide.pdf
Field Guide for Energy Performance, Comfort, and Value in Hawaii Homes
http://energy.hawaii.gov/wp-content/uploads/2011/10/Field-Guide-2.pdf
Hawaii Commercial Building Guidelines for Energy Efficiency
http://kolderupconsulting.com/files/Hawaii-Comm-Bldg-Guide-for-Energy-Efficiency.pdf
Hawaii Energy
Energy conservation and efficiency program. Provides resources and incentives.
Contacts
State contact for energy code issues: Howard Wiig, hwiig@dbedt.hawaii.gov
Our island environment is not only the basis for our quality of life, it is also the lifeblood of our economy. We look at environmental issues with future generations in mind, and as we explore Hawaii’s boundless, clean energy potential, we trust they will benefit from our stewardship.