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Nuclear Weapons States and Nuclear Capable States

The following table lists the 44 states -- the nuclear weapon states plus the nuclear-capable states -- that are required to ratify the Comprehensive Test Ban Treaty (CTBT) before it can enter into force.

Nuclear weapons states (parties to NPT)
ChinaFranceRussian FederationUnited Kingdom
United States of America
Nuclear weapons states (not parties to NPT)
IsraelIndiaPakistanDPRK*
* Withdrew from NPT in January 2003.
Nuclear capable states
AlgeriaArgentinaAustraliaAustria
BangladeshBelgiumBrazilBulgaria
CanadaChileColombia
EgyptFinlandGermanyHungary
IndonesiaIran (Islamic Republic of)ItalyJapan
MexicoNetherlandsNorwayPeru
PolandRomaniaRepublic of KoreaSlovakia
South AfricaSpainSwedenSwitzerland
TurkeyUkraineViet NamZaire

For more information about the International Campaign to Abolish Nuclear Weapons (ICAN), contact John Loretz, Program Director, IPPNW, 727 Massachusetts Ave., Cambridge, MA 02139; 617-868-5050, ext. 280.