Hawaii, Maryland, New Jersey, Texas, and Vermont all adopted new energy codes in 2015.
The Department of Energy has announced findings on energy savings from adopting and complying with the 2015 International Energy Conservation Code (IECC). Compared with residential buildings meeting the 2012 IECC, the 2015 edition achieves national source energy savings of approximately 0.87 percent, site energy savings of approximately 0.98 percent, and energy cost savings of 0.73 percent of residential building energy consumption.
Energy efficiency rang in the New Year with seven states implementing new and improved building energy codes. The 2015 IECC, the latest version of the energy code, is now enforced in Maryland and Vermont; the 2012 IECC is implemented in Idaho, Minnesota, and New York; and the 2009 IECC is used in Arkansas and Louisiana. Here are some key facts about the new state code updates.
BCAP asked the National Energy Codes Collaborative: What have we done in 2014?