---
kind: "unit"
title: "40"
title_heading: "Protection of Environment"
key: "chI/subchI/part257"
level: "part"
label: "Part 257"
heading: "Criteria for Classification of Solid Waste Disposal Facilities and Practices"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/40/chI-subchI-part257"
sections_count: 65
---

# Part 257 — Criteria for Classification of Solid Waste Disposal Facilities and Practices

Title 40 C.F.R. — Protection of Environment › Chapter I — Environmental Protection Agency › Subchapter I — Solid Wastes

## Contents

- [Subpart A — Classification of Solid Waste Disposal Facilities and Practices](/cfr/40/chI-subchI-part257-subpartA.md)
- [Subpart B — Disposal Standards for the Receipt of Very Small Quantity Generator (VSQG) Wastes at Non-Municipal Non-Hazardous Waste Disposal Units](/cfr/40/chI-subchI-part257-subpartB.md)
- [Subpart C — Subpart C [Reserved]](/cfr/40/chI-subchI-part257-subpartC.md)
- [Subpart D — Standards for the Disposal of Coal Combustion Residuals in Landfills and Surface Impoundments](/cfr/40/chI-subchI-part257-subpartD.md)