CFR›Title 40›Chapter I›Part 468›Subpart B ContainsSection 468.20CorpusDaily eCFRDisplayed edition2026-04-27Last updated2026-04-27 Subpart B—Beryllium Copper Forming Subcategory Sections 468.20 § 468.20 Applicability; description of the beryllium copper forming subcategory. Previous A Subpart A—Copper Forming Subcategory Next General Provisions General Provisions