40 CFR 418.10 - Applicability; description of the phosphate subcategory.
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§ 418.10
Applicability; description of the phosphate subcategory.
The provisions of this subpart are applicable to discharges resulting from the manufacture of sulfuric acid by sulfur burning, wet-process phosphoric acid, normal superphosphate, triple superphosphate and ammonium phosphate, except that the provisions of §§ 418.12, 418.13, and 418.17 shall not apply to wet-process phosphoric acid processes that were under construction either on or before April 8, 1974, at plants located in the State of Louisiana.
[52 FR 28432, July 29, 1987]
Title 40 published on 2012-07-01
no entries appear in the Federal Register after this date.
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