40 CFR § 418.41 - Specialized definitions.

---
identifier: "/us/cfr/t40/s418.41"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 418.41 - Specialized definitions."
title_number: 40
title_name: "Protection of Environment"
section_number: "418.41"
section_name: "Specialized definitions."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "N"
subchapter_name: "EFFLUENT GUIDELINES AND STANDARDS"
part_number: "418"
part_name: "FERTILIZER MANUFACTURING POINT SOURCE CATEGORY"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "33 U.S.C. 1251"
regulatory_source: "39 FR 12836, April 8, 1974, unless otherwise noted."
cfr_part: "418"
---


# 418.41 Specialized definitions.

For the purposes of this subpart:

(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in 40 CFR part 401 shall apply to this subpart.

(b) The term *product* shall mean the 100 percent ammonium nitrate content of the material manufactured.

(Sec. 306(b), Federal Water Pollution Control Act, as amended (33 U.S.C. 1316(c)))

[43 FR 17828, Apr. 26, 1978]