40 CFR § 192.40 - Applicability.

---
identifier: "/us/cfr/t40/s192.40"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 192.40 - Applicability."
title_number: 40
title_name: "Protection of Environment"
section_number: "192.40"
section_name: "Applicability."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "F"
subchapter_name: "RADIATION PROTECTION PROGRAMS"
part_number: "192"
part_name: "HEALTH AND ENVIRONMENTAL PROTECTION STANDARDS FOR URANIUM AND THORIUM MILL TAILINGS"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "Sec. 275 of the Atomic Energy Act of 1954, 42 U.S.C. 2022, as added by the Uranium Mill Tailings Radiation Control Act of 1978, Pub. L. 95-604, as amended."
regulatory_source: "48 FR 602, Jan. 5, 1983, unless otherwise noted."
cfr_part: "192"
---


# 192.40 Applicability.

This subpart applies to the management of thorium byproduct materials under section 84 of the Atomic Energy Act of 1954, as amended, during and following processing of thorium ores, and to restoration of disposal sites following any use of such sites under section 83(b)(1)(B) of the Act.