List of parties to weapons of mass destruction treaties

The list of parties to weapons of mass destruction treaties encompasses the states which have signed and ratified, succeeded, or acceded to any of the major multilateral treaties prohibiting or restricting weapons of mass destruction (WMD), in particular nuclear, biological, or chemical weapons.

Overview

List of states parties to weapons of mass destruction treaties

The following list was last updated in March 2021.

Legend:

• GP = Geneva Protocol
• BWC = Biological Weapons Convention
• CWC = Chemical Weapons Convention
• NPT = Nuclear Non-Proliferation Treaty
• TPNW = Treaty on the Prohibition of Nuclear Weapons
• CTBT = Comprehensive Nuclear-Test-Ban Treaty

• S = signing; R = ratification; A = accession; Su = succession; Ac = acceptance

See also

• List of parties to the Biological Weapons Convention
• List of parties to the Chemical Weapons Convention
• List of parties to the Comprehensive Nuclear-Test-Ban Treaty
• List of parties to the Treaty on the Non-Proliferation of Nuclear Weapons
• List of parties to the Treaty on the Prohibition of Nuclear Weapons
• List of parties to the Partial Nuclear Test Ban Treaty

References