Products manufactured in the U.S. or imported into the U.S. prior to January 23, 2006, with a SEER rating of less than 13 can be sold and installed anywhere in the U.S. after January 23, 2006, while supplies last. The 13 SEER minimum efficiency standard applies to products manufactured or imported after January 23, 2006.
Publication date: 08/22/2005