- System
- IEA
- Holding model
- obligated industry
- Stockholding body
- None; stocks are held by major suppliers, including refiners and importers, at their own facilities, directed by the Department for Energy Security and Net Zero
- Obligation
- IEA: 90 days of net imports
- Reporting
- monthly
GOV.UK stated total UK oil stocks of 76.6 million barrels at the time of the March 2026 release, against demand of about 1.5 million barrels per day. The United Kingdom previously took part in the 1991, 2005, 2011 and March and April 2022 collective actions.
Latest disclosure
The United Kingdom publishes oil stock data through government statistics rather than this dataset. GOV.UK stated total UK oil stocks of 76.6 million barrels at the time of the March 2026 release.
Last recorded action
2026-03-11: release of 14.0 million barrels. Participation in the IEA collective action agreed 11 March 2026 (400 million barrels). United Kingdom contribution listed by the IEA at 14.0 million barrels from obligated industry stocks, 4.3 crude and 9.7 products. GOV.UK states the UK contribution as 13.5 million barrels; the two official figures differ and both are recorded. (source)