Subpart D. Subpart D—Butter Subcategory
- § 405.40 - Applicability; description of the butter subcategory.
- § 405.41 - Specialized definitions.
- § 405.42 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
- § 405.43 - [Reserved]
- § 405.44 - Pretreatment standards for existing sources.
- § 405.45 - Standards of performance for new sources.
- § 405.46 - Pretreatment standards for new sources.
- § 405.47 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).