40 CFR Subpart D
Butter Subcategory
June 9, 2020
§
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)