In March 2008, TED Magazine, the NAED publication for electrical distributors, published my column summarizing the lighting changes of the ASHRAE 90.1-2007 energy standard.

ASHRAE 90.1-2007 did not make power allowances more stringent, but did include a number of significant refinements.

Click here to read the article.

According to the Building Codes Assistance Project, as of January 2009, no state has yet adopted ASHRAE 90.1-2007 in whole or as the basis for their commercial energy code.