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U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 27, 2025

All TitlesTitle 40Chapter IPart 415Subpart BL - Subpart BL—Cadmium Pigments and Salts Production Subcategory
§ 415.640 - Applicability; description of the cadmium pigments and salts production subcategory.
§ 415.641 - Specialized definitions.
§ 415.642 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
§ 415.643 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
§ 415.644 - Pretreatment standards for existing sources (PSES).
§ 415.645 - New source performance standards (NSPS).
§ 415.646 - Pretreatment standards for new sources (PSNS).
§ 415.647 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
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