CFR›Title 40›Chapter I›Part 466›Subject Group General Provisions ContainsSections 466.01–466.04CorpusDaily eCFRDisplayed edition2026-04-27Last updated2026-04-27 Sections 466.01 § 466.01 Applicability. 466.02 § 466.02 General definitions. 466.03 § 466.03 Monitoring and reporting requirements. 466.04 § 466.04 Compliance date for PSES. Previous D Subpart D—Copper Basis Material Subcategory