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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Oct 01, 2023
All Titles
Title 40
Chapter I
Part 421
Subpart AD - Subpart AD—Secondary Uranium Subcategory
§ 421.320 - Applicability: Description of the secondary uranium subcategory.
§ 421.321 - Specialized definitions.
§ 421.322 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
§ 421.323 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
§ 421.324 - Standards of performance for new sources.
§ 421.325 - [Reserved]
§ 421.326 - Pretreatment standards for new sources.
§ 421.327 - [Reserved]
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