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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Sep 29, 2023
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Title 40
Chapter I
Part 436
Subpart D - Subpart D—Industrial Sand Subcategory
§ 436.40 - Applicability; description of the industrial sand subcategory.
§ 436.41 - Specialized definitions.
§ 436.42 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
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