40 CFR § 449.1 - Applicability.

---
identifier: "/us/cfr/t40/s449.1"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 449.1 - Applicability."
title_number: 40
title_name: "Protection of Environment"
section_number: "449.1"
section_name: "Applicability."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "N"
subchapter_name: "EFFLUENT GUIDELINES AND STANDARDS"
part_number: "449"
part_name: "AIRPORT DEICING POINT SOURCE CATEGORY"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "33 U.S.C. 1311, 1314, 1316, 1318, 1342, 1361 and 1370."
regulatory_source: "77 FR 29203, May 16, 2012, unless otherwise noted."
cfr_part: "449"
---


# 449.1 Applicability.

This part applies to discharges of pollutants from deicing operations at Primary Airports.