Treasury adopts ‘bespoke’ approach for funding and governing so-called 'mega-projects' like HS2 and Sizewell C

By Daniel Gayne2025-06-20T06:00:00

Source: HS2 Ltd

Office for Value for Money says such schemes, which cost more than £10bn and run for longer than a decade, are currently ‘not set up for success’

The Treasury has announced it will adopt a new governance and funding framework for the largest and most complex infrastructure projects, following a review by the Office for Value for Money (OVfM).

The study, published on Thursday, identified a new category of “mega projects”, which it defined as infrastructure schemes that are strategically important, cost more than £10bn, take more than a decade to complex, span multiple departments and cannot be broken into smaller projects.

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