Vienna Convention on Civil Liability for Nuclear Damage

The Vienna Convention on Civil Liability for Nuclear Damage is a 1963 treaty that governs issues of liability in cases of nuclear accident. It was concluded at Vienna on 21 May 1963 and entered into force on 12 November 1977. The convention has been amended by a 1997 protocol, in force since 4 October 2003. The depository is the International Atomic Energy Agency.

As of February 2014, the convention has been ratified by 40 states. Colombia, Israel, Morocco, Spain, and the United Kingdom have signed the convention but have not ratified it. Slovenia has denounced the treaty and withdrawn from it to become party to the Paris Convention.