https://www.gov.uk/government/publications/oxford-flood-scheme/oxford-flood-scheme outlines a project still in planning stages. This market will resolve to "Never" if the scheme is cancelled; otherwise it will resolve depending on the date when actual digging begins as a result of this proposal.

Changes to the proposal before construction will not be considered cancellation as long as the current process leads to some earthmoving effort with the intent to alleviate flooding.