[Code of Federal Regulations] [Title 10, Volume 3] [Revised as of January 1, 2005] From the U.S. Government Printing Office via GPO Access [CITE: 10CFR451.7] [Page 469] TITLE 10--ENERGY CHAPTER II--DEPARTMENT OF ENERGY PART 451_RENEWABLE ENERGY PRODUCTION INCENTIVES--Table of Contents Sec. 451.7 Metering requirements. The net electric energy generated and sold (kilowatt-hours) by the owner or operator of a qualified renewable energy facility must be measured by a standard metering device that-- (a) Meets generally accepted industry standards; (b) Is maintained in proper working order according to the instructions of its manufacturer; and (c) Is calibrated according to generally accepted industry standards.