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Regulations last checked for updates: Apr 30, 2025
Title 40 - Protection of Environment last revised: Nov 30, 2025
All Titles
Title 40
Chapter I
Part 420
Subpart E - Subpart E—Vacuum Degassing Subcategory
§ 420.50 - Applicability; description of the vacuum degassing subcategory.
§ 420.51 - [Reserved]
§ 420.52 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
§ 420.53 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
§ 420.54 - New source performance standards (NSPS).
§ 420.55 - Pretreatment standards for existing sources (PSES).
§ 420.56 - Pretreatment standards for new sources (PSNS).
§ 420.57 - [Reserved]
authority:
33 U.S.C. 1311
,
1314
,
1316
,
1317
,
1318
,
1342
,
and
source:
47 FR 23284, May 27, 1982, unless otherwise noted.
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