; and (ii) in subsection (b)(1)(B), by adding at the end the following: (iv) Costs for international nuclear reactor export and innovation activities described in subsection (c)(1) of the ADVANCE Act of 2023 . . (B) Effective date The amendments made by subparagraph (A) shall take effect on October 1, 2024. (4) Coordination The Commission shall coordinate all international activities under this subsection with the Secretary of State and other applicable agencies, as appropriate. (5) Savings clause Nothing in this subsection alters the authority of the Commission to license and regulate the civilian use of radioactive materials. (d) Denial of certain domestic licenses for national security purposes (1) Definition of covered fuel In this subsection, the term covered fuel means enriched uranium that is fabricated into fuel assemblies for nuclear reactors by an entity that— (A) is owned or controlled by the Government of the Russian Federation or the Government of the People’s Republic of China