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Code of Federal Regulations (Last Updated: July 5, 2024) |
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Title 40 - Protection of Environment |
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Chapter I - Environmental Protection Agency |
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SubChapter C - Air Programs |
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Part 72 - Permits Regulation |
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Subpart E - Acid Rain Permit Contents |
§ 72.50 - General. |
§ 72.51 - Permit shield. |