---
kind: "section"
citation: "40 C.F.R. § 430.111"
title: "40"
number: "430.111"
heading: "Specialized definitions."
url: "https://uscodex.org/cfr/40/430.111"
---

# §430.111. Specialized definitions.


For the purpose of this subpart:

- (a) Except as provided in paragraphs [(b)](#b) and [(c)](#c) of this section, the general definitions, abbreviations, and methods of analysis set forth in [40 CFR part 401](/cfr/40/part401.md) and [§ 430.01](/cfr/40/430.01.md) of this part shall apply to this subpart.
- (b) Cotton fiber furnish subdivision mills are those mills where significant quantities of cotton fibers (equal to or greater than 4 percent of the total product) are used in the production of fine papers.
- (c) Wood fiber furnish subdivision mills are those mills where cotton fibers are not used in the production of fine papers.

## Notes

### Authority

Authority: Sections 301, 304, 306, 307, 308, 402, and 501 of the Clean Water Act, as amended, (33 U.S.C. 1311, 1314, 1316, 1317, 1318, 1342, and 1361), and Section 112 of the Clean Air Act, as amended (42 U.S.C. 7412).

### Source

Source: 63 FR 18635, Apr. 15, 1998, unless otherwise noted.