PART 418—FERTILIZER MANUFACTURING POINT SOURCE CATEGORY
- Subpart A—Phosphate Subcategory (§§ 418.10 - 418.17)
- Subpart B—Ammonia Subcategory (§§ 418.20 - 418.27)
- Subpart C—Urea Subcategory (§§ 418.30 - 418.36)
- Subpart D—Ammonium Nitrate Subcategory (§§ 418.40 - 418.46)
- Subpart E—Nitric Acid Subcategory (§§ 418.50 - 418.56)
- Subpart F—Ammonium Sulfate Production Subcategory (§§ 418.60 - 418.67)
- Subpart G—Mixed and Blend Fertilizer Production Subcategory (§§ 418.70 - 418.77)