U.S. Code of Federal Regulations

Regulations most recently checked for updates: Sep 16, 2025

All TitlesTitle 40Chapter IPart 415Subpart L - Subpart L—Potassium Dichromate Production Subcategory
§ 415.120 - Applicability; description of the potassium dichromate production subcategory.
§ 415.121 - Specialized definitions. [Reserved]
§ 415.122 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
§ 415.123 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
§ 415.124 - Pretreatment standards for existing sources (PSES).
§ 415.125 - New source performance standards (NSPS).
§ 415.126 - Pretreatment standards for new sources (PSNS).
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