; or (2) any enrichment of uranium–235 in a quantity exceeding 10 kilograms. (b) Submission to Congress (1) In general Not later than 48 hours after the Director of National Intelligence assesses that the Islamic Republic of Iran has produced or possesses any amount of uranium–235 enriched to greater than 60 percent purity or has engaged in significant enrichment activity, the Director of National Intelligence shall submit to Congress such assessment, consistent with the protection of intelligence sources and methods. (2) Duplication For any submission required by this subsection, the Director of National Intelligence may rely upon existing products that reflect the current analytic judgment of the intelligence community, including reports or products produced in response to congressional mandate or requests from executive branch officials. C Missile defense 1631. Designation of official responsible for missile defense of Guam Paragraph (1) of section 1660(b) of the James M. Inhofe National Defense Authorization Act for Fiscal Year 2023 ( Public Law 117–263 ) is amended to read as follows: (1) Designation The Secretary of Defense shall designate the Under Secretary of Defense for Acquisition and Sustainment as the senior official of the Department of Defense who shall be responsible for the missile defense of Guam during the period preceding the date specified in paragraph (5). . 1632. Selection of a Director of the Missile Defense Agency Subsection (a) of section 205 of title 10, United States Code, is amended to read as follows: (a) Director of the Missile Defense Agency There is a Director of the Missile Defense Agency who shall be appointed for a period of six years by the President from among the general officers on active duty in the Army, Air Force, Marine Corps, or Space Force or from among the flag officers on active duty in the Navy. . 1633. Modification of requirement for Comptroller General of the United States review and assessment of missile defense acquisition programs Section 232(a) of the