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Regulations last checked for updates: Jul 24, 2026
Title 40 - Protection of Environment last revised: Aug 24, 2026
All Titles
Title 40
Chapter I
Part 422
Subpart A - Subpart A—Phosphorus Production Subcategory
§ 422.10 - Applicability; description of the phosphorus production subcategory.
source:
39 FR 6582, Feb. 20, 1974, unless otherwise noted.
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