On July 10, 2013 the Department of Energy (DOE) published a notice of final rule regarding test procedures for residential furnaces and boilers. The effective date of this rule is August 9, 2013. The compliance date for use of the amended test procedure for purposes of compliance with energy conservation standards, as well as representations of energy efficiency or energy use, is January 6, 2014.
Residential Furnaces and Boilers Test Procedure Final Rule
July 10th 2013