Globally, energy codes are recognized as one of the most cost-effective policy tools for promoting energy efficiency in buildings. In the United States, the latest codes and standards overall require a minimum 37% higher...
Many states use the International Energy Conservation Code (IECC) as the basis for their commercial building energy code, which regulates the energy-efficient design of new construction and renovations. Regarding lighting...
Late last year, ASHRAE, the American Society of Heating, Refrigerating and Air-Conditioning Engineers, published the 2019 version of ASHRAE/ANSI/IES 90.1, “Energy Standard for Buildings Except Low-Rise Residential Buildings,”...
On Feb. 27, New York City mayor Bill de Blasio announced the passage of the 2020 NYC Energy Conservation Code, following the successful vote in the New York City Council. The new code provides a new benchmark of...
Two years ago, the U.S. Department of Energy ruled the 2016 version of ASHRAE/IES 90.1, “Energy Standard for Buildings except Low-Rise Residential Buildings,” as the national reference standard for commercial building energy...
Mindful of the huge potential for energy savings from commercial building design, the State of Pennsylvania and the City of Philadelphia have brought their building energy efficiency codes into the next decade. After nearly...
A large majority of commercial building energy codes in the United States are based on either the ASHRAE/IES 90.1 energy standard or the International Energy Conservation Code (IECC) model code. Both feature increasingly...
The creators of the ASHRAE/IES 90.1 energy standard set an aggressive goal for the 2010 version, published in November 2010: 30 percent energy savings over the 2004 version. According to a detailed analysis conducted by the...
