The Conference of the States Parties (CSP) oversees the implementation of the Chemical Weapons Convention (CWC), promotes the treaty’s objectives and reviews compliance with the treaty. The Conference is composed of representatives of all Member States of the OPCW, each of which has one vote. The CSP meets annually in The Hague.
CSP-30 – Thirtieth Session of the Conference of the States Parties
24 – 28 November 2025