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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
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Title 40
Chapter I
Part 414
Subpart A - Subpart A—General
§ 414.10 - General definitions.
§ 414.11 - Applicability.
§ 414.12 - Compliance date for pretreatment standards for existing sources (PSES).
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