Daily eCFR

Part 422—Phosphate Manufacturing Point Source Category

Phosphate Manufacturing Point Source Category

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Title 40
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Chapter I
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Part 422

ContainsSubparts A–F

CorpusDaily eCFR

Displayed edition2026-04-15

Last updated2026-04-15

PART 422—PHOSPHATE MANUFACTURING POINT SOURCE CATEGORY

Subparts

A
Subpart A—Phosphorus Production Subcategory Section 422.10
B
Subpart B—Phosphorus Consuming Subcategory Section 422.20
C
Subpart C—Phosphate Subcategory Section 422.30
D
Subpart D—Defluorinated Phosphate Rock Subcategory Sections 422.40–422.47
E
Subpart E—Defluorinated Phosphoric Acid Subcategory Sections 422.50–422.57
F
Subpart F—Sodium Phosphates Subcategory Sections 422.60–422.67

AuthoritySecs. 301, 304 (b) and (c), 306 (b) and (c), and 307(c) of the Federal Water Pollution Control Act, as amended; 33 U.S.C. 1251, 1311, 1314 (b) and (c), 1316 (b) and (c), 1317(c); 86 Stat. 816 et seq., Pub. L. 92-500; 91 Stat. 1567, Pub. L. 95-217.

Source39 FR 6582, Feb. 20, 1974, unless otherwise noted.