---
kind: "unit"
title: "40"
title_heading: "Protection of Environment"
key: "chI/subchN/part466"
level: "part"
label: "Part 466"
heading: "Porcelain Enameling Point Source Category"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/40/chI-subchN-part466"
sections_count: 27
---

# Part 466 — Porcelain Enameling Point Source Category

Title 40 C.F.R. — Protection of Environment › Chapter I — Environmental Protection Agency › Subchapter N — Effluent Guidelines and Standards

## Sections

- [§466.01. Applicability.](/cfr/40/466.01.md)
- [§466.02. General definitions.](/cfr/40/466.02.md)
- [§466.03. Monitoring and reporting requirements.](/cfr/40/466.03.md)
- [§466.04. Compliance date for PSES.](/cfr/40/466.04.md)

## Contents

- [Subpart A — Steel Basis Material Subcategory](/cfr/40/chI-subchN-part466-subpartA.md)
- [Subpart B — Cast Iron Basis Material Subcategory](/cfr/40/chI-subchN-part466-subpartB.md)
- [Subpart C — Aluminum Basis Material Subcategory](/cfr/40/chI-subchN-part466-subpartC.md)
- [Subpart D — Copper Basis Material Subcategory](/cfr/40/chI-subchN-part466-subpartD.md)