CFR›Title 40›Chapter I›Part 62›Subpart U›Subject Group Fluoride Emissions From Phosphate Fertilizer Plants ContainsSection 62.4950CorpusDaily eCFRDisplayed edition2026-04-27Last updated2026-04-27 Sections 62.4950 § 62.4950 Identification of plan—negative declaration. Previous Fluoride Emissions From Existing Primary Aluminum Plants Fluoride Emissions From Existing Primary Aluminum Plants Next Metals, Acid Gases, Organic Compounds and Nitrogen Oxide Emissions From Existing Municipal Waste Combustors With the Capacity To Combust Greater Than 250 Tons Per Day of Municipal Solid Waste Metals, Acid Gases, Organic Compounds and Nitrogen Oxide Emissions From Existing Municipal Waste Combustors With the Capacity To Combust Greater Than 250 Tons Per Day of Municipal Solid Waste