§ 442.20 Applicability
§ 442.21 Effluent limitations attainable by the application of the best practicable control technology currently available (BPT)
§ 442.22 Effluent limitations attainable by the application of the best conventional pollutant control technology (BCT)
§ 442.23 Effluent limitations attainable by the application of best available technology economically achievable (BAT)
§ 442.24 New source performance standards (NSPS)
§ 442.25 Pretreatment standards for existing sources (PSES)
§ 442.26 Pretreatment standards for new sources (PSNS)