CFR›Title 40›Chapter I›Part 60›40 CFR Part 60 Subpart UU Citation40 CFR Part 60 Subpart UUContainsSections 60.470–60.474CorpusDaily eCFRDisplayed edition2026-06-29Last updated2026-06-29 Subpart UU—Standards of Performance for Asphalt Processing and Asphalt Roofing Manufacture Sections 60.470 § 60.470 Applicability and designation of affected facilities. 60.471 § 60.471 Definitions. 60.472 § 60.472 Standards for particulate matter. 60.473 § 60.473 Monitoring of operations. 60.474 § 60.474 Test methods and procedures. Authority42 U.S.C. 7401 et seq.Source47 FR 34143, Aug. 6, 1982, unless otherwise noted. Previous U Subpart U—Standards of Performance for the Phosphate Fertilizer Industry: Superphosphoric Acid Plants Next UUU Subpart UUU—Standards of Performance for Calciners and Dryers in Mineral Industries