# External Technical Advisory Support for Existing Nuclear Projects

> Tender notice from UK public-sector procurement sources.

## Key facts

- Public buyer: [DESNZ](/buyers/desnz/contract-awards)
- Published: 6 March 2025
- Planned start: 2 June 2025
- Planned end: 1 June 2026
- Stage: open_tender
- Procurement category: services
- Notice ID: fba1ba5e-7c71-4188-b67f-51aad12c84b4-832218
- OCID: ocds-b5fd17-c44cb26c-b1af-4837-b4b1-29a0db66411b

## Description

This tender seeks technical services for DESNZ in relation to the long-term operation of Sizewell B\. This includes providing advice on project delivery and undertaking due diligence on key information\. This opportunity is a mini-competition from CCS Framework RM6187 Lot 8 under the Public Contracts Regulations 2015\. Suppliers eligible for this opportunity have been contacted and invited to tender via the DESNZ Jaggaer portal\. Only Suppliers on the framework Lot and filter that have responded to the expression of interest issued for this competition, by the stated time and date, have been invited to participate\. Additional information: This opportunity is available via the DESNZ Jaggaer portal - https://beisgroup\.ukp\.app\.jaggaer\.com/esop/ogc-host/public/beisgroup/web/login\.jst?VISITORID=3e09cfd4-d2be-4a75-84ce-4d881aa797e8&\_ncp=1741105799430\.617117-1  

## Related contract awards

- [PS26210 - RAF 011/2627 -Understanding compliance and supporting sustainable enforcement of PRS domestic and non-domestic MEES](/contracts/ocds-b5fd17-beb4f98f-aa48-40f1-b42c-2a278dbc19b6): DESNZ
- [Legal Advisor to the DESNZ Advanced Nuclear Policy and Delivery team](/contracts/ocds-b5fd17-7f8398aa-221b-426e-bd49-fc04909e4374): DESNZ
- [PS26123 - RAF 003/2627 - Green home loan scheme and Solar research](/contracts/ocds-b5fd17-0bded483-83f2-4efc-b55e-64e6b9a5052f): DESNZ

## Source

[View the original notice on Contracts Finder](https://www.contractsfinder.service.gov.uk/Notice/fba1ba5e-7c71-4188-b67f-51aad12c84b4-832218)