# Sizewell C

Publisher: CapexCue
Canonical dossier: <https://capexcue.com/projects/sizewell-c-f5017fa7-3d7/>
Dossier reference: release 1 (b9045dd5-6d57-49eb-a35a-b11a0b1efe3d)

Released project intelligence

Oldest supporting observation: 2026-10-15T11:38:08.109587+00:00
Dossier released: 2026-10-16T11:41:30.221840+00:00
Source report dates and capture dates are listed per fact below; neither establishes an event date.

## Project summary

Sizewell C is a planned nuclear power plant construction project in the United Kingdom. The Energy Secretary signed its final investment decision on 22 July 2025. The release reported a target construction cost of around £38 billion in 2024 prices, with total equity and debt finance made available exceeding that target. By the release date, £330 million in contracts with local companies had been signed; the release does not identify currently available packages.

## Evidence limits and unknowns

- The release does not provide a more precise site location than the United Kingdom.
- The release reports contracts already signed but gives no details of currently available supplier packages or a procurement window.
- The release places the project coming online in the 2030s without giving a more precise date.

Current purchasing availability: unknown.
Source-dated plans do not establish current progress or available supplier packages.

## Project metadata

Country: United Kingdom
Region: Europe
Physical assets: Nuclear Power
Derived from the exact released evidence; unresolved fields remain unclassified.

## Project category

Energy
Derived from the reviewed scope statement; delivery stage remains unclassified.
Construction of a new nuclear power plant intended to deliver clean power.
Source: www.gov.uk — https://www.gov.uk/government/news/sizewell-c-gets-green-light-with-final-investment-decision | published unknown | observed 2026-10-15T11:38:08.109587+00:00

Project overview
Oldest decisive evidence: 2026-10-15T11:38:08.109587+00:00
Newest evidence: 2026-10-15T11:38:08.109587+00:00
Knowledge reviewed: 2026-10-15T11:39:32.654683+00:00
Publication reviewed: 2026-10-16T11:41:28.782048+00:00

## Date
The Energy Secretary signed the final investment decision on 22 July 2025; the release was published on 22 July 2025.
Status: actual
Attribution: www.gov.uk
Source: www.gov.uk — https://www.gov.uk/government/news/sizewell-c-gets-green-light-with-final-investment-decision | published unknown | observed 2026-10-15T11:38:08.109587+00:00

## Name
Sizewell C
Status: reported
Attribution: www.gov.uk
Source: www.gov.uk — https://www.gov.uk/government/news/sizewell-c-gets-green-light-with-final-investment-decision | published unknown | observed 2026-10-15T11:38:08.109587+00:00

## Scope
Construction of a new nuclear power plant intended to deliver clean power.
Status: planned
Attribution: www.gov.uk
Source: www.gov.uk — https://www.gov.uk/government/news/sizewell-c-gets-green-light-with-final-investment-decision | published unknown | observed 2026-10-15T11:38:08.109587+00:00

## Sector
Nuclear power generation.
Status: reported
Attribution: www.gov.uk
Source: www.gov.uk — https://www.gov.uk/government/news/sizewell-c-gets-green-light-with-final-investment-decision | published unknown | observed 2026-10-15T11:38:08.109587+00:00

## Delivery
The article places Sizewell C coming online in the 2030s; it gives no more precise date.
Status: planned
Attribution: www.gov.uk
Source: www.gov.uk — https://www.gov.uk/government/news/sizewell-c-gets-green-light-with-final-investment-decision | published unknown | observed 2026-10-15T11:38:08.109587+00:00

## Location
United Kingdom; the source does not give a more precise site location.
Status: reported
Attribution: www.gov.uk
Source: www.gov.uk — https://www.gov.uk/government/news/sizewell-c-gets-green-light-with-final-investment-decision | published unknown | observed 2026-10-15T11:38:08.109587+00:00

## Investment
Announced equity structure: UK government initial 44.9% stake; La Caisse 20%; Centrica 15%; Amber Infrastructure initial 7.6%; EDF 12.5%.
Status: reported
Attribution: www.gov.uk
Source: www.gov.uk — https://www.gov.uk/government/news/sizewell-c-gets-green-light-with-final-investment-decision | published unknown | observed 2026-10-15T11:38:08.109587+00:00

## Procurement
Sizewell C had already signed £330 million in contracts with local companies; the source gives no details of currently available packages.
Status: reported
Attribution: www.gov.uk
Source: www.gov.uk — https://www.gov.uk/government/news/sizewell-c-gets-green-light-with-final-investment-decision | published unknown | observed 2026-10-15T11:38:08.109587+00:00

## Financing Stage
Final investment decision signed by the Energy Secretary.
Status: actual
Attribution: www.gov.uk
Source: www.gov.uk — https://www.gov.uk/government/news/sizewell-c-gets-green-light-with-final-investment-decision | published unknown | observed 2026-10-15T11:38:08.109587+00:00

## Financing Amount
Target construction cost around £38 billion in 2024 prices; total equity and debt finance made available exceeds that target. This is a construction-cost figure, not a stated amount of a single loan or contract.
Status: reported
Attribution: www.gov.uk
Source: www.gov.uk — https://www.gov.uk/government/news/sizewell-c-gets-green-light-with-final-investment-decision | published unknown | observed 2026-10-15T11:38:08.109587+00:00


## Cite this dossier

CapexCue — Sizewell C — dossier released 2026-10-16T11:41:30.221840+00:00, release 1 (b9045dd5-6d57-49eb-a35a-b11a0b1efe3d) — https://capexcue.com/projects/sizewell-c-f5017fa7-3d7/.

For current information and later dossier updates, visit <https://capexcue.com/projects/sizewell-c-f5017fa7-3d7/>.
This file records the release identified above; the current dossier may change.