CFR›Title 10›Chapter II›Part 431›10 CFR Part 431 Subpart I Citation10 CFR Part 431 Subpart IContainsSections § 431.151–§ 431.152; Subject groups Energy Conservation Standards–Test ProceduresCorpusDaily eCFRDisplayed edition2026-10-14Last updated2026-10-14 Subpart I—Commercial Clothes Washers Contents § 431.151 § 431.151 Purpose and scope. § 431.152 § 431.152 Definitions concerning commercial clothes washers. Energy Conservation Standards Energy Conservation Standards Test Procedures Test Procedures Authority42 U.S.C. 6291-6317; 28 U.S.C. 2461 note.Source70 FR 60416, Oct. 18, 2005, unless otherwise noted.