Question to the Department for Energy Security & Net Zero:

To ask the Secretary of State for Energy Security and Net Zero, what his Department's original budget for the construction of Hinkley Point C was; how much his Department has spent since that project started; and what the estimated final cost is in (a) real and (b) current terms.

Hinkley Point C is not a UK Government-funded project. The financing of Hinkley Point C is the responsibility of EDF (Électricité de France) and China General Nuclear Power Corporation (CGN). The latest update from EDF on costs of Hinkley Point C can be found here (on page 29):

https://www.edf.fr/sites/groupe/files/2025-03/annual-results-edf-2024-presentation-2025-03-07.pdf