Calendar
- Eventus OPCW Event Management System
- EC-108 – One Hundred and Eighth Session of the Executive Council 4 – 7 March 2025
- EC-109 – One Hundred and Ninth Session of the Executive Council 8 – 11 July 2025
- EC-110 – One Hundred and Tenth Session of the Executive Council 7 – 10 October 2025
- CSP-30 – Thirtieth Session of the Conference of the States Parties 24 – 28 November 2025