In June 2024, the Supreme Court in R (on the application of Finch on behalf of the Weald Action Group) (Appellant) v Surrey County Council and others (Respondents) [2024] UKSC 20 (‘ ’) found that a decision to grant planning permission for an onshore oil development project at a site in Surrey was unlawful in circumstances where downstream greenhouse gas (‘GHG’) emissions from the combustion of the oil produced were not assessed in the Environmental Impact Assessment (the ‘EIA’).