US HB6465

Prohibits federal funds from being used to conduct or prepare for any explosive nuclear weapons test until the President reports to Congress on stockpile changes and Congress enacts a joint resolution approving the test

Establishes U.S. policy to pursue multilateral arms control negotiations with nuclear-armed nations, including agreements on verifiable freezes on nuclear weapons testing, production, and deployment

Calls for the President to seek Senate ratification of the Comprehensive Nuclear-Test-Ban Treaty (CTBT) and mobilize other Annex 2 countries to ratify

Directs the U.S. to negotiate follow-on agreements to the New START Treaty with Russia, potentially lowering deployed weapons limits and covering new delivery systems and non-strategic nuclear weapons

States U.S. policy to refrain from developing new nuclear warhead designs and to pursue head-of-state summits on nuclear disarmament modeled on the Nuclear Security Summits process