Home1988 Treaties and Agreements ...Multilateral (88-1020) – Convention on Early Notification of a Nuclear Accident and Convention on Assistance in the Case of a Nuclear Accident or Radiological Emergency hide Multilateral (88-1020) – Convention on Early Notification of a Nuclear Accident and Convention on Assistance in the Case of a Nuclear Accident or Radiological Emergency TIAS Office of Treaty Affairs October 20, 1988 Weapons: Nuclear Accident and Radiological Emergency Conventions done at Vienna on September 26, 1986; transmitted by the President of the United States of America to the Senate March 23, 1987 (Treaty Doc. 100-4, 100th Congress, 1st Session); Reported favorably by the Senate Committee on Foreign Relations July 13, 1988 (Senate Executive Report No. 100-20, 100th Congress, 2d Session); Advice and consent to ratification by the Senate September 7, 1988; Ratified by the President September 15, 1988; Instrument of Ratification of the United States of America deposited September 19, 1988; entered into force for the United States October 20, 1988. Download attachment [922 KB] Tags Multilateral Treaties Weapons