Subpart D - BUTTER SUBCATEGORY

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