; or . (3) Clarification of applicability The amendments made by this subsection shall also apply to any renewal or extension described in subparagraph (G) of section 131 a. (2) (as added by paragraph (2) of this subsection) of an agreement pursuant to section 123 of such Act ( 42 U.S.C. 2153 ) that is in effect on the day before the date of the enactment of this section. 3. Withdrawal from the Treaty on the Non-Proliferation of Nuclear Weapons (a) Statement of policy It is the policy of the United States to oppose the withdrawal from the Treaty on the Non-Proliferation of Nuclear Weapons (in this section referred to as the Treaty ) of any country that is a party to the Treaty and to use all political, economic, and diplomatic means at its disposal to deter, prevent, or reverse any such withdrawal from the Treaty. (b) Prohibition on certain assistance Notwithstanding any other provision of law, no assistance (other than humanitarian assistance) under any provision of law may be provided to a country that has withdrawn from the Treaty on or after the date of the enactment of this Act. (c) Return of all United States-Origin materials and equipment The United States shall seek the return of any material, equipment, or components transferred under an agreement for civil nuclear cooperation that is in force pursuant to section 123 of the Atomic Energy Act of 1954 ( 42 U.S.C. 2153 ) on or after the date of the enactment of this Act, and any special fissionable material produced through the use of such material, equipment, or components, previously provided to a country that withdraws from the Treaty. 4. Report on comparability of nonproliferation conditions by foreign nuclear suppliers Not later than 180 days after the date of the enactment of this Act, the President shall transmit to the Committee on Foreign Affairs of the House of Representatives and the Committee on Foreign Relations of the Senate a report on the extent to which each country that engages in civil nuclear exports (including power and research nuclear