U.S. Code of Federal Regulations

Regulations most recently checked for updates: Jan 21, 2026

All TitlesTitle 40Chapter IPart 415Subpart H - Subpart H—Hydrofluoric Acid Production Subcategory
§ 415.80 - Applicability; description of the hydrofluoric acid production subcategory.
§ 415.81 - Specialized definitions. [Reserved]
§ 415.82 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
§ 415.83 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
§ 415.84 - [Reserved]
§ 415.85 - New source performance standards (NSPS).
§ 415.86 - Pretreatment standards for new sources (PSNS).
§ 415.87 - [Reserved]
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