Useful Links Promotion of low to zero net energy buildings is already occurring locally, nationally, and internationally. Links to primary resources associated with several key initiatives are provided below State of California California Energy Commission 2007 Integrated Energy Policy Report California Public Utilities Commission Decision on Energy Policy California Energy Efficiency Strategic Plan U.S. Department of energy (DOE) building technologies program and related initiatives DOE Building America Program The Builders Challenge Building Energy Codes Zero Energy Homes  Renewable Energy Data Book U.K. government's zero carbon homes program Code for Sustainable Homes UK Energy Efficiency Action Plan 2007 Zero Carbon Task Group Report: The Definition of Zero Carbon Architecture 2030 and the 2030 challenge http://www.architecture2030.org/ Passive house http://www.passivehouse.us/passiveHouse/PHIUSHome.html Local zero net energy building competitions The Zero Energy Challenge Zero Energy Building Award