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Regulations last checked for updates: May 01, 2025
Title 40 - Protection of Environment last revised: Nov 01, 2025
All Titles
Title 40
Chapter I
Part 425
Subpart A - Subpart A—Hair Pulp, Chrome Tan, Retan-Wet Finish Subcategory
§ 425.10 - Applicability; description of the hair pulp, chrome tan, retan-wet finishing subcategory.
§ 425.11 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
§ 425.12 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
§ 425.13 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
§ 425.14 - New source performance standards (NSPS).
§ 425.15 - Pretreatment standards for existing sources (PSES).
§ 425.16 - Pretreatment standards for new sources (PSNS).
authority:
33 U.S.C. 1311
,
1314
,
c
,
e
, 1316 (b) and
c
, 1317 (b) and
c
,
1318
source:
47 FR 52870, Nov. 23, 1982, unless otherwise noted.
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