Convention Entry Into Force (EIF)
29 April 1997
Membership
States Parties to the Convention: 193
Signatory States: 1
Non-signatory States: 3
Population
World population living under the protection of the Convention: 98%
Budget
2024: €80,490,221
Destruction Progress
As of 30 September 2026
Stockpile Destruction
World’s declared chemical weapons stockpiles destroyed: 100%
Total declared stockpiles of chemical agents: 72,305 metric tonnes
Total destroyed stockpiles of chemical agents: 72,304.34 metric tonnes
Chemical Weapons Production Facilities (CWPF)
Declared: 98
Destroyed: 74
Converted for peaceful purpose: 23
Remaining inspectable facilities/sites: 2
States with inspectable facilities/sites: 2
Inspections since EIF: 527
Chemical Weapons Destruction Facilities (CWDF)
Inspections since EIF: 2,064
States with inspectable facilities/sites: 0
Inspectable facilities/sites: 0
Chemical Weapons Storage Facilities (CWSF)
Inspections since EIF: 530
States with inspectable facilities/sites: 0
Inspectable facilities/sites: 0
Old Chemical Weapons (OCW)
Inspections since EIF: 198
States with inspectable facilities/sites: 8
Inspectable facilities/sites: 10
Abandoned Chemical Weapons (ACW)
Inspections since EIF: 202
States with inspectable facilities/sites: 1
Inspectable facilities/sites: 8
Industry Verification
As of 30 September 2026
Industry Inspections
Industrial facilities subject to inspection: 5,128
Schedule 1
Inspections since EIF: 388
States with declared facilities: 25
Inspectable facilities: 29
Schedule 2
Inspections since EIF: 1,178
States with declared plant sites:24
Inspectable plant sites: 213
Schedule 3
Inspections since EIF:567
States with declared plant sites: 29
Inspectable plant sites: 364
Other Chemical Production Facilities (OCPF)
Inspections since EIF: 2,995
States with declared plant sites: 80
Inspectable plant sites: 4,602
Verification Capacity
As of 30 September 2026
OPCW Designated Laboratories
Environmental: 30
Biomedical: 21
States with Designated Laboratories
Environmental: 25
Biomedical: 16
CWC Implementing Legislation
As of 30 September 2026
* “initial measures” = minimum set of legislative measures deemed necessary for a non-possessor CWC State Party
