---
title: "HALEU Deconversion Capability Research and Development Support 2025-2030"
ocid: "ocds-h6vhtk-052360"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-052360"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-052360.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-052360.json"
source: "Find A Tender Service"
current_stage: "Planning"
buyer: "UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED"
published: "2025-05-23"
---

# HALEU Deconversion Capability Research and Development Support 2025-2030

Buyer: UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED  
Current stage: Planning  
OCID: ocds-h6vhtk-052360

[View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-h6vhtk-052360)  
[Download OCDS JSON](https://d3tenders.com/contract/ocds-h6vhtk-052360.json)

## Summary

The public procurement process is being organised by the United Kingdom National Nuclear Laboratory Limited (UKNNL) for the "HALEU Deconversion Capability Research and Development Support 2025-2030" project. This procurement falls under the services category and involves research, engineering, and construction activities aimed at designing and building deconversion capabilities. The process is currently in the planning stage with a planned communication notice set for 30th September 2025. Key industry classifications include research and development, engineering design, and fabrication work, with a focus on mechanical and electrical engineering. The main activity is scheduled to take place in the UKD4 region, with the project expected to run from 30th January 2026 to 30th August 2028.

This tender provides substantial opportunities for growth among businesses skilled in engineering support, mechanical and electrical services, and research and consultancy, especially small and medium-sized enterprises (SMEs) that meet the project's suitability criteria. Companies in these sectors can leverage their expertise to contribute to a significant national project while expanding their portfolios. This opportunity not only involves substantial contract value of £9 million (gross value £10.8 million) but also allows companies to participate in creating crucial infrastructure for nuclear deconversion, enhancing both industry reputation and technical capabilities.

## Notice

HALEU Deconversion Capability Research and Development Support from 2025-2030. It is anticipated this contract is for the engineering support to design and build the HALEU Deconversion Capability. UKNNL reserves the right to amend and change this contract, including reserving the right to remove all or part of the build element.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/026592-2025 |
| Notice type | UK1 - Pipeline Notice |
| Procurement type | Standard |
| Procurement category | Services |
| Procurement method | Not Specified |
| Procurement method details | Not specified |
| Tender suitability | SME |
| Awardee scale | Not specified |
| All stages | Planning |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 23 May 2025 |
| Submission deadline | Not specified |
| Future notice date | 30 Sep 2025 |
| Award date | Not specified |
| Contract period | 30 Jan 2026 - 30 Aug 2028 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £9,000,000 |
| Lots value | Not specified |
| Awards value | Not specified |
| Contracts value | Not specified |

## Status

| Field | Value |
| --- | --- |
| Tender status | Planned |
| Lots status | Planned |
| Awards status | Not specified |
| Contracts status | Not specified |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED |
| Locality | WARRINGTON |
| Post town | Warrington |
| Postcode | WA3 6AE |
| Country | England |
| ITL 1 | TLD North West (England) |
| ITL 2 | TLD6 Cheshire |
| ITL 3 | TLD61 Warrington |
| Local authority | Warrington |
| Electoral ward | Birchwood |
| Westminster constituency | Warrington North |
| Delivery location | TLD4 Lancashire |

## CPV Codes

### Divisions

- 39 - Furniture (incl. office furniture), furnishings, domestic appliances (excl. lighting) and cleaning products
- 45 - Construction work
- 71 - Architectural, construction, engineering and inspection services
- 73 - Research and development services and related consultancy services

### Codes

- 39294000 - Apparatus and equipment designed for demonstrational purposes
- 45255400 - Fabrication work
- 71320000 - Engineering design services
- 71333000 - Mechanical engineering services
- 71334000 - Mechanical and electrical engineering services
- 71336000 - Engineering support services
- 73000000 - Research and development services and related consultancy services

## Release History

- 23 May 2025 at 13:50 - Planning - UK1 - Pipeline Notice - https://www.find-tender.service.gov.uk/Notice/026592-2025

## Documents

- https://www.find-tender.service.gov.uk/Notice/026592-2025
  23rd May 2025 - Pipeline notice on Find a Tender

## Notice URLs

- http://www.uknnl.com
- https://www.legislation.gov.uk/ukpga/2023/54/contents

## Provenance

This Markdown file is an alternate public rendering of the D3 Tenders contract record. The canonical page is https://d3tenders.com/contract/?ocid=ocds-h6vhtk-052360. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-052360.json.