---
kind: "section"
citation: "40 C.F.R. § 440.20"
title: "40"
number: "440.20"
heading: "Applicability; description of the aluminum ore subcategory."
url: "https://uscodex.org/cfr/40/440.20"
---

# §440.20. Applicability; description of the aluminum ore subcategory.


The provisions of this subpart B are applicable to discharges from facilities engaged in the mining of bauxite as an aluminum ore.


## Notes

### Authority

Authority: Secs. 301, 304(b), (c) and (e), 306, 307, and 501 of the Clean Water Act (The Federal Water Pollution Control Act Amendments of 1972, as amended by the Clean Water Act of 1977 and the Water Quality Act of 1987), (the Act), 33 U.S.C. 1311, 1314(b), (c) and (e), 1316, 1317, and 1361; 86 Stat. 816, Pub. L. 92-500; 91 Stat. 1567, Pub. L. 95-217; 101 Stat. 7, Pub. L. 100-4.

### Source

Source: 47 FR 54609, Dec. 3, 1982, unless otherwise noted.