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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 418
Subpart B - Subpart B—Ammonia Subcategory
§ 418.20 - Applicability; description of the ammonia subcategory.
§ 418.21 - Specialized definitions.
§ 418.22 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
§ 418.23 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
§ 418.24 - [Reserved]
§ 418.25 - Standards of performance for new sources.
§ 418.26 - Pretreatment standards for new sources.
§ 418.27 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology.
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