10 CFR § 431.71
Purpose and scope
June 9, 2020
This subpart contains energy conservation requirements for commercial warm air furnaces, pursuant to Part C of Title III of the Energy Policy and Conservation Act, as amended, 42 U.S.C. 6311-6317.
[69 FR 61939, Oct. 21, 2004, as amended at 70 FR 60415, Oct. 18, 2005]