---
kind: "unit"
title: "40"
title_heading: "Protection of Environment"
key: "chI/subchF/part191"
level: "part"
label: "Part 191"
heading: "Environmental Radiation Protection Standards for Management and Disposal of Spent Nuclear Fuel, High-Level and Transuranic Radioactive Wastes"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/40/chI-subchF-part191"
sections_count: 19
---

# Part 191 — Environmental Radiation Protection Standards for Management and Disposal of Spent Nuclear Fuel, High-Level and Transuranic Radioactive Wastes

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

## Contents

- [Subpart A — Environmental Standards for Management and Storage](/cfr/40/chI-subchF-part191-subpartA.md)
- [Subpart B — Environmental Standards for Disposal](/cfr/40/chI-subchF-part191-subpartB.md)
- [Subpart C — Environmental Standards for Ground-Water Protection](/cfr/40/chI-subchF-part191-subpartC.md)