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Regulations last checked for updates: Jan 23, 2026
Title 40 - Protection of Environment last revised: Dec 23, 2031
All Titles
Title 40
Chapter I
Part 434
Subpart B - Subpart B—Coal Preparation Plants and Coal Preparation Plant Associated Areas
§ 434.20 - Applicability.
§ 434.21 - [Reserved]
§ 434.22 - Effluent limitation guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
§ 434.23 - Effluent limitations guidelines representing the degree of effluent reduction attainable by application of the best available technology economically achievable (BAT).
§ 434.24 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). [Reserved]
§ 434.25 - New source performance standards (NSPS).
authority:
33 U.S.C. 1311
1314(b), (c), (e), and (g), 1316(b) and (c), 1317(b) and (c), and 1361
source:
50 FR 41305, Oct. 9, 1985, unless otherwise noted.
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