[Code of Federal Regulations] [Title 10, Volume 3] [Revised as of January 1, 2006] From the U.S. Government Printing Office via GPO Access [CITE: 10CFR431.91] [Page 421] TITLE 10--ENERGY CHAPTER II--DEPARTMENT OF ENERGY PART 431_ENERGY EFFICIENCY PROGRAM FOR CERTAIN COMMERCIAL AND INDUSTRIAL EQUIPMENT--Table of Contents Subpart F_Commercial Air Conditioners and Heat Pumps Sec. 431.91 Purpose and scope. Source: 69 FR 61969, Oct. 21, 2004, unless otherwise noted. This subpart specifies test procedures and energy conservation standards for certain commercial air conditioners and heat pumps, pursuant to Part C of Title III of the Energy Policy and Conservation Act, as amended, 42 U.S.C. 6311-6317. [69 FR 61969, Oct. 21, 2004, as amended at 70 FR 60415, Oct. 18, 2005]