PUBLIC LAW 104-132—APR. 24, 1996 110 STAT. 1283 (i) by striking "at the time of the offense the nuclear material is in use, storage, or transport, for peaceful purposes, and"; and (ii) by striking "or" at the end of the paragraph; (C) in paragraph (4)— (i) by striking "nuclear material for peaceful purposes" and inserting "nuclear material or nuclear b3T)roduct material"; and (ii) by striking the period at the end of the paragraph and inserting "; or"; and (D) by adding at the end the following new paragraph: "(5) either— "(A) the governmental entity under subsection (a)(5) is the United States; or "(B) the threat under subsection (a)(6) is directed at the United States."; and (3) in subsection (f)— (A) in paragraph (1)— (i) in subparagraph (A), by striking "with an isotopic concentration not in excess of 80 percent plutonium 238"; and (ii) in subparagraph (C), by striking "uranium" and inserting "enriched uranium, defined as uranium"; (B) by redesignating paragraphs (2), (3), and (4) as paragraphs (3), (4), and (5), respectively; (C) by inserting after paragraph (1) the following new paragraph: "(2) the term 'nuclear byproduct material' means any material containing any radioactive isotope created through an irradiation process in the operation of a nuclear reactor or accelerator;"; (D) in paragraph (4), as redesignated, by striking "and" at the end; (E) in paragraph (5), as redesignated, by striking the period at the end and inserting a semicolon; and (F) by adding at the end the following new paragraphs: "(6) the term 'national of the United States' has the same meaning as in section 101(a)(22) of the Immigration and Nationality Act (8 US.C. 1101(a)(22)); and "(7) the term 'United States corporation or other legal entity' means any corporation or other entity organized under the laws of the United States or any State, Commonwealth, territory, possession, or district of the United States.". SEC. 503. REPORT TO CONGRESS ON THEFTS OF EXPLOSIVE MATE- RIALS FROM ARMORIES. (a) STUDY.—The Attorney General and the Secretary of Defense shall jointly conduct a study of the number and extent of thefts from military arsenals (including National Guard armories) of firearms, explosives, and other materials that are potentially useful to terrorists. (b) REPORT TO THE CONGRESS.— Not later than 6 months after the date of enactment of this Act, the Attorney General and the Secretary of Defense shall jointly prepare and transmit to the Congress a report on the findings of the study conducted under subsection (a).