U.S. Code of Federal Regulations

Regulations most recently checked for updates: Oct 30, 2025

All TitlesTitle 40Chapter IPart 415Subpart C - Subpart C—Calcium Carbide Production Subcategory
§ 415.30 - Applicability; description of the calcium carbide production subcategory.
§ 415.31 - Specialized definitions. [Reserved]
§ 415.32 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
§ 415.33 -
§ 415.34 - [Reserved]
§ 415.35 - New source performance standards (NSPS).
§ 415.36 - Pretreatment standards for new sources (PSNS).
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