40 CFR Subpart B - Subpart B—Ducks
- § 412.20 Applicability.
- § 412.21 Special definitions.
- § 412.22 Effluent limitations attainable by the application of the best practicable control technology currently available (BPT).
- §§ 412.23-412.24 [Reserved]
- § 412.25 New source performance standards (NSPS).
- § 412.26 Pretreatment standards for new sources (PSNS).