Offshore transmission: Cost assessment for the Triton Knoll transmission assets

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This document sets out the assessment of costs which ought to have been incurred in connection with the development and construction of the transmission assets for Triton Knoll and details the cost assessment process we have undertaken.

Main document

[Offshore transmission: Cost assessment for the Triton Knoll transmission assets [PDF, 473.79KB]

](https://www.ofgem.gov.uk/sites/default/files/2023-11/231129_Triton%20Knoll_CAR%20Final.pdf)

Subsidiary documents

[Appendix 2: TK initial transfer value letter [PDF, 362.31KB]

](https://www.ofgem.gov.uk/sites/default/files/2023-11/Triton%20Knoll%20Initial%20Transfer%20Value%20v2.pdf)

[Appendix 3: TK indicative transfer value letter [PDF, 194.05KB]

](https://www.ofgem.gov.uk/sites/default/files/2023-11/TK_ITV%20letter_final_02.07.2021%20redacted.pdf)

[Appendix 4: Grant Thornton ex-ante review [PDF, 2.22MB]

](https://www.ofgem.gov.uk/sites/default/files/2023-11/Latest%20%28231117%29_Triton%20Knoll%20Offshore%20Wind%20Farm%20Transmission%20Assets%20Ex%20Ante%20Review%20dated%205%20July%202021%20-%20Non%20confidential.pdf)

[Appendix 5: Grant Thornton ex-post review [PDF, 1.91MB]

](https://www.ofgem.gov.uk/sites/default/files/2023-11/NEW%28231117%29_Triton%20Knoll%20Offshore%20Wind%20Farm%20Transmission%20Assets%20Ex%20Post%20Review%20dated%2031%20July%202023%20-%20Non%20confidential.pdf)

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