40 CFR Subpart B - Subpart B—Construction and Development Effluent Guidelines
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- § 450.21 Effluent limitations reflecting the best practicable technology currently available (BPT).
- § 450.22 Effluent limitations reflecting the best available technology economically achievable (BAT).
- § 450.23 Effluent limitations reflecting the best conventional pollutant control technology (BCT).
- § 450.24 New source performance standards reflecting the best available demonstrated control technology (NSPS).