At the UN Security Council on 10 March 2026, the United Kingdom reaffirmed its objective to remove the threat posed by chemical weapons in Syria and endorsed the latest findings from the Organisation for the Prohibition of Chemical Weapons (OPCW). The statement, delivered by Deputy Political Coordinator Caroline Quinn, welcomed the publication on 22 January 2026 of the OPCW Investigation and Identification Team’s (IIT) fifth report. (gov.uk)
According to the OPCW, the IIT concluded there are reasonable grounds to believe that the Syrian Arab Air Force, under the former Assad authorities, carried out a chlorine attack in Kafr Zeita on 1 October 2016. The investigation cites a pressurised cylinder dropped on a cave system near Al Maghara Hospital, injuring at least 35 identified individuals and affecting others. (opcw.org)
A material shift in cooperation was also highlighted. For the first time, Syrian authorities provided direct support to an IIT attribution inquiry, including access to locations, documentation and personnel-an approach the UK characterised as a step towards truth, justice and accountability. This follows the fall of Bashar al‑Assad on 8 December 2024 and subsequent commitments by the new leadership to comply with the Chemical Weapons Convention. (opcw.org)
The UK cautioned that progress is not guaranteed and pressed for sustained international resourcing. The OPCW Executive Council’s 111th Session, held in The Hague from 10 to 13 March 2026, is considering the scale of activity required to safely, verifiably and rapidly eliminate remaining Assad‑era capabilities. Secretariat papers outline additional funding requirements in 2026 and 2027 to underpin Syria‑related missions and verification. (opcw.org)
London reported contributions of more than $3.8 million to OPCW Syria missions since the change of government in Damascus, and encouraged other States Parties yet to fund Syria‑related destruction work to do so. Public records show the UK’s 2025 package included a £2 million voluntary contribution, alongside further bilateral support channelled through the Foreign, Commonwealth & Development Office. (gov.uk)
Operationally, the OPCW has consolidated Syria workstreams under its Office of Special Missions. Continuous presence in country was re‑established in late 2025, enabling site visits, sampling, interviews and document review against outstanding declaration gaps. UNOPS continues to support logistics and mission delivery, with activities coordinated to UN security standards. (opcw.org)
Policy frameworks remain unchanged. Security Council Resolution 2118 (2013) and Executive Council decision EC‑M‑33/DEC.1 continue to provide the legal basis for elimination, verification and regular reporting to both The Hague and New York. The UK’s intervention reiterated that these obligations bind Syria irrespective of governmental transition. (opcw.org)
Accountability is running in parallel to disarmament. The IIT’s mandate is to identify perpetrators; its reports feed into UN processes and national jurisdictions that may pursue cases under domestic or international law. UN disarmament briefings have framed the current phase as a rare opportunity, provided Member States resource OPCW deployments and related forensic work. (press.un.org)
An expedited destruction pathway, adopted by the OPCW Executive Council in October 2025, is being operationalised with Syrian counterparts for exceptional cases where on‑site processing is necessary. Technical consultations are ongoing to finalise destruction plans and verification modalities that preserve chain of custody and meet Convention standards. (opcw.org)
For policy teams and donors, the immediate read‑across is practical. Budget lines to the OPCW Syria Mission and associated trust funds will determine the tempo of verification, inventory work and destruction operations in 2026–27. With Syria’s new authorities cooperating and the IIT’s latest attribution report establishing responsibility for Kafr Zeita, the disarmament track has clearer milestones-but will only hold if sustained financial, technical and in‑kind support is secured. (opcw.org)