Daily eCFR

Subpart D—Steelmaking Subcategory

Steelmaking Subcategory

ContainsSections 420.40–420.48

CorpusDaily eCFR

Displayed edition2026-08-28

Last updated2026-08-28

Sections

420.40
§ 420.40 Applicability; description of the steelmaking subcategory.
420.41
§ 420.41 Specialized definitions.
420.42
§ 420.42 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
420.43
§ 420.43 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
420.44
§ 420.44 New source performance standards (NSPS).
420.45
§ 420.45 Pretreatment standards for existing sources (PSES).
420.46
§ 420.46 Pretreatment standards for new sources (PSNS).
420.47
§ 420.47 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
420.48
§ 420.48 Pretreatment standards compliance dates.