Pakistan and India have exchanged lists of nuclear installations and facilities under the Agreement on Prohibition of Attacks against Nuclear Installations and Facilities. The Agreement on Prohibition of Attacks against Nuclear Installations and Facilities between Pakistan and India was signed on 31st December 1988 and ratified on 27th January 1991, Foreign Office spokesperson here said. The Agreement, inter alia, provides that both countries shall inform each other of their nuclear installations and facilities, falling within its definition, on 1st January of each calendar year.
