§ 429.20 - Applicability; description of the barking subcategory.

§ 429.21 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).

§ 429.22 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). [Reserved]

§ 429.23 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). [Reserved]

§ 429.24 - New source performance standards (NSPS).

§ 429.25 - Pretreatment standards for existing sources (PSES).

§ 429.26 - Pretreatment standards for new sources (PSNS).