Subpart D. Subpart D—Zinc Casting Subcategory

• § 464.40 - Applicability; description of the zinc casting subcategory.
• § 464.41 - Specialized definitions.
• § 464.42 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
• § 464.43 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
• § 464.44 - New source performance standards.
• § 464.45 - Pretreatment standards for existing sources.
• § 464.46 - Pretreatment standards for new sources.
• § 464.47 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology. [Reserved]