28 CFR § 13.3 - Definitions.

---
identifier: "/us/cfr/t28/s13.3"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "28 CFR § 13.3 - Definitions."
title_number: 28
title_name: "Judicial Administration"
section_number: "13.3"
section_name: "Definitions."
chapter_name: "DEPARTMENT OF JUSTICE"
part_number: "13"
part_name: "ATOMIC WEAPONS AND SPECIAL NUCLEAR MATERIALS REWARDS REGULATIONS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "50 U.S.C. 47d."
regulatory_source: "Order No. 974-82, 47 FR 11516, Mar. 17, 1982, unless otherwise noted."
cfr_part: "13"
---


# 13.3 Definitions.

*Atomic energy* means all forms of energy released in the course of nuclear fission or nuclear transformation.

*Atomic weapon* means any device utilizing atomic energy, exclusive of the means for transporting or propelling the device (where such means is a separable and divisible part of the device), the principal purpose of which is for use as, or for development of, a weapon, a weapon prototype, or a weapon test device.

*Original information* means information first supplied to the Federal government by the applicant, which was created or compiled through his own skill and judgment.

*Special nuclear material* means plutonium, or uranium enriched in the isotope 233 or in the isotope 235, or any other material which is found to be special nuclear material pursuant to the provisions of the Atomic Energy Act of 1954, 42 U.S.C. 2011 *et seq.*

*United States,* when used in a geographical sense, includes Puerto Rico, all Territories and possessions of the United States and the Canal Zone except in § 13.4(a)(4). In § 13.4(a)(4), *United States,* when used in a geographical sense, means the continental United States, Alaska, Hawaii, Puerto Rico, Guam, and the Virgin Islands of the United States.