To reach its goal of an 80% carbon reduction by 2050, New York City (NYC) must embrace a radical change to its buildings. The Passive House design’s performance-based standard ensures occupant comfort and very low energy use. It is a pathway for NYC to transform...

In 2009 the Washington State Legislature updated the legislation authorizing the Washington State Energy Code (WSEC). In the process, the legislature also set a goal that the total energy of new buildings would be reduced 70% over the performance of buildings built to the 2006...

The 2012 International Energy Conservation Code contains 396 separate requirements applicable to non-residential buildings; however, there is no systematic analysis of the energy cost impact of each requirement. Consequently, with limited building department resources, the efforts for plan review, inspection, and training may not be...

The last two decades have seen a tremendous increase in the stringency of California’s building energy efficiency code, Title 24 Part 6. Along with these changes, the complexity of the code has increased dramatically, as different design options for building envelope, heating, ventilating and air...

Improvements in building energy codes cannot be fully realized unless targeted stakeholder education, training and outreach is provided to support increased understanding of and compliance with the minimum requirements. With Michigan’s adoption of the 2012 International Energy Conservation Code (IECC), an analysis determined statewide annual...