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.
County Energy Codes
Energy codes are adopted and enforced at the county level. Use the following links to check current status.
Contact: Jai Ho Cheng, email@example.com
Webpage: www1.honolulu.gov/council/ocs/roh/ (see Chapter 32)
Contact: Tim Hiu, firstname.lastname@example.org
Contact: Doug Haigh, email@example.com
Contact: Ralph Nagamine, Ralph.Nagamine@co.maui.hi.us
Frequently asked questions
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.
Hawaii State Building Code Council
International Code Council
Producer of the International Energy Conservation Code (IECC)
Producer of ASHRAE Standard 90.1-2007 Energy Standard for Buildings Except Low-Rise Residential Buildings
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.
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
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
Field Guide for Energy Performance, Comfort, and Value in Hawaii Homes
Hawaii Commercial Building Guidelines for Energy Efficiency
Energy conservation and efficiency program. Provides resources and incentives.
State contact for energy code issues: Howard Wiig, firstname.lastname@example.org