CFR›Title 10›Chapter II›Part 431›Subpart X›Subject Group Test Procedures ContainsSections 431.443–431.445CorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 Sections 431.443 § 431.443 Materials incorporated by reference. 431.444 § 431.444 Test Procedures for the measurement of energy efficiency of small electric motors. 431.445 § 431.445 Determination of small electric motor efficiency. Previous Energy Conservation Standards Energy Conservation Standards