§ 461.30 Applicability; description of the lead subcategory
§ 461.31 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT)
§ 461.32 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT)
§ 461.33 New source performance standards (NSPS)
§ 461.34 Pretreatment standards for existing sources (PSES)
§ 461.35 Pretreatment standards for new sources (PSNS)