1. LawStack
  2. Title 40 - Protection of Environment
  3. Chapter I - ENVIRONMENTAL PROTECTION AGENCY
  4. Subchapter N - EFFLUENT GUIDELINES AND STANDARDS
  5. Part 421 - NONFERROUS METALS MANUFACTURING POINT SOURCE CATEGORY
  6. 40 CFR Subpart Y
40 CFR Subpart Y
Primary Rare Earth Metals Subcategory
June 9, 2020
§
421.270
Applicability: Description of the primary rare earth metals subcategory
§
421.271
Specialized definitions
§
§421.272-421.273
[Reserved]
§
421.274
Standards of performance for new sources
§
421.275
Pretreatment standards for existing sources
§
421.276
Pretreatment standards for new sources
§
421.277
[Reserved]
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Subpart O Primary Beryllium Subcategory
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Subpart Q Secondary Indium Subcategory

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