ASHRAE/IES 90.1-2010 or Equivalent Adopted in 11 States

A DOE ruling required all states to certify they had an energy code in place at least as stringent as ASHRAE/IES 90.1-2010 by October of last year, or justify why they could not comply. Traditionally, 37 states have complied with these rulings. ASHRAE/IES 90.1-2010 contains numerous provisions related to lighting controls, commissioning and documentation, which can be reviewed here (administrative requirements) and here To obtain a copy of the standard, visit ASHRAE at www.ashrae.org or the IES at www.ies.org

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