[Code of Federal Regulations] [Title 10, Volume 3] [Revised as of January 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 10CFR431.701] [Page 344] TITLE 10--ENERGY CHAPTER II--DEPARTMENT OF ENERGY PART 431_ENERGY EFFICIENCY PROGRAM FOR CERTAIN COMMERCIAL AND INDUSTRIAL EQUIPMENT--Table of Contents Subpart Q_Amended Energy Conservation Standards for Certain Commercial Equipment, and Effective Dates Sec. 431.701 Purpose and scope. Source: 66 FR 3354, Jan. 12, 2001, unless otherwise noted. This subpart sets forth the minimum efficiency levels for commercial equipment, contained in ASHRAE/IES Standard 90.1-1999, that the Department of Energy has adopted as national standards, effective in 2003 or 2004 as specified in Sec. Sec. 431.701 through 431.704. On their effective dates, these levels will amend and replace some of the efficiency levels required for certain commercial equipment by Section 342(a) of EPCA. The Department has not adopted the efficiency levels specified in ASHRAE/IES Standard 90.1-1999 for products not identified in this subpart, and the levels specified in Section 342(a) of EPCA for those products will remain in force unless and until they are amended. The Department adopted the efficiency levels in this subpart pursuant to Section 342(a)(6) of EPCA, which addresses the establishment of national standards at minimum levels specified in amendments to ASHRAE/IES Standard 90.1, in place of the efficiency levels required in Section 342(a) of EPCA.