Chemical Weapons Convention is an arms control treaty that outlaws the production, stockpiling, and use of chemical weapons. This Convention was signed in Paris, France on January 13, 1993. and administered by the Organisation for the Prohibition of Chemical Weapons (OPCW).
The Chemical Weapons Convention prohibits the large-scale use, development, production, stockpiling, and transfer of chemical weapons. Very limited production for research, medical, pharmaceutical, or protective purposes is still permitted. At first, 165 countries have signed this Convention and 65 of them have ratified it. Now, the Convention has been signed by 193 countries.