22 U.S.C. § 6302 — Role of international financial institutions

The Secretary of the Treasury shall instruct the United States executive director to each of the international financial institutions^* described in section 262d(a) of this title to use the voice and vote of the United States to oppose any use of the institution’s funds to promote the acquisition of unsafeguarded special nuclear material^* or the development, stockpiling, or use of any nuclear explosive device^* by any non-nuclear-weapon state^*.