Policy Compass
Offshore electricity transmission

Offshore Transmission: Cost Assessment for the East Anglia One Transmission Assets

Share the page

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 East Anglia One and details the cost assessment process we have undertaken.

Main document

[Offshore Transmission: Cost Assessment for the East Anglia One Transmission Assets [PDF, 516.54KB]

](https://www.ofgem.gov.uk/sites/default/files/2022-12/EA1_CAR_Report%20Final%20Dec.pdf)

Subsidiary documents

[Appendix 2 EA 1 initial transfer value letter [PDF, 247.93KB]

](https://www.ofgem.gov.uk/sites/default/files/2022-12/East%20Anglia%20One%20Initial%20Transfer%20Value.pdf)

[Appendix 3: EA 1 Indicative transfer value letter [PDF, 185.05KB]

](https://www.ofgem.gov.uk/sites/default/files/2022-12/EA1%20ITV%20letter_final%2024.06.2020%20Redacted.pdf)

[Appendix 4: Grant Thornton ex-ante review [PDF, 2.62MB]

](https://www.ofgem.gov.uk/sites/default/files/2022-12/Redacted-%20East%20Anglia%20ONE%20Offshore%20Wind%20Farm%20Transmission%20Assets%20Ex-Ante%20Review%20dated%2016%20October%202020-%20Final.pdf)

[Appendix 5: Grant Thornton ex-post review [PDF, 42.00MB]

](https://www.ofgem.gov.uk/sites/default/files/2022-12/Redacted%20EA1%20Offshore%20Wind%20Farm%20Transmission%20Assets%20Ex%20Post%20Review%20dated%2021%20July%202021-%20Final.pdf)

Share the page

Offshore Transmission: Cost Assessment for the East Anglia One Transmission Assets