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East Coast Cluster (ECC)

DESNZ · DESNZ_0458_2425-Q3 · Earlier name: East Coast Cluster Anchor (ECC) (March 2025)

Department page: Department for Energy Security and Net Zero

Data as atRatingEnd dateWhole-life cost
March 2025Section 43 - Commercial interestsSection 43 - Commercial interestsSection 43 - Commercial interests
March 2026Exempt under Section 43 - Commercial interestsExempt under Section 43 - Commercial interestsExempt under Section 43 - Commercial interests

Each year’s cost is shown with its price basis. Costs are not compared between years: the March 2024 and March 2025 reports state no price basis, and from March 2026 costs are in 2024/25 prices.

The department’s commentary

This is the department’s own commentary. It may use different prices from the table above, so its figures may not match.

March 2026

Rating: Exempt under Section 43 - Commercial interests

Schedule: Exempt under Section 43 - Commercial interests

Cost: Exempt under Section 43 - Commercial interests

Source: NISTA Major Projects Annual Report 2025-26 (data)

March 2025

Rating: Section 43 - Commercial interests

Schedule: Section 43 - Commercial interests

Cost: Section 43 - Commercial interests

Source: NISTA Annual Report 2024-25 (data)

Names, figures, dates, ratings and commentary are as the department reported them. Where a rating, cost or date is withheld, the file’s wording is shown. Every major project →