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U.S. Code of Federal Regulations

Regulations most recently checked for updates: Oct 07, 2025

All TitlesTitle 40Chapter IPart 466Subpart D - Subpart D—Copper Basis Material Subcategory
§ 466.40 - Applicability; description of the copper basis material subcategory.
§§ 466.41-466.42 - §[Reserved]
§ 466.43 - New source performance standards.
§ 466.44 - [Reserved]
§ 466.45 - Pretreatment standards for new sources.
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