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UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED

Strategic Design Partner to Support Deconversion - Framework Agreement

Historical · AwardedNo open deadline

Historical: no longer open for bids.

Read the official notice on Find a Tender

01/ The notice

Key facts

Value: Not statedValue not stated in source
Deadline (UK time): No open deadlineA deadline does not apply to this historical notice.
Published: 20 Aug 2026
Region: Not stated

02/ The brief

What the notice says

Not fully read: this is the notice text; attached documents are not read.

Please note this notice is a copy of notice reference: 2026/S 000-027524 from March 2026, which is being republished to replace an incorrect notice reference: 2026/S 000-077106.

This Contract Award Notice confirms the appointment by UKNNL of a single supplier framework agreement to undertake the role of "Strategic Design Partner" to support UKNNL with HALEU Deconversion.

The Strategic Design Partner (SDP) Framework is intended to comprise of four stages, these are:

Stage 1: Defining Period

Stage 2: Preliminary Design

Stage 3: Detailed Design

Stage 4: Design Support During Manufacture

UKNNL will enter into a new call-off for each stage of work, UKNNL reserves the right to not award future call-offs and to amend the call-off schedule for alternative HALEU Deconversion related design work. UKNNL will continually assess Key Performance Indicators to inform decision making surrounding future call-offs.

03/ Classification

CPV codes

Common Procurement Vocabulary codes, exactly as the notice lists them. No descriptions are added here.

71320000

04/ History

Releases of this notice

6 releases held, oldest first. Dates are UK time.

24 Oct 2025
Planning notice
Planning notice published 24 October 2025.
Release 068040-2025
View this release on Find a Tender (opens in a new tab)
7 Nov 2025
Tender notice
Tender notice published 7 November 2025. The notice text changed; the source gives no change note.
Deadline in this release: Fri 16 Jan 2026, 13:00 GMT.
Release 072122-2025
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27 Feb 2026
Notice
Notice published 27 February 2026. The notice text changed; the source gives no change note.
Release 017743-2026
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25 Mar 2026
Notice
Notice published 25 March 2026. The notice text changed; the source gives no change note.
Release 027524-2026
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13 Aug 2026
Notice
Notice published 13 August 2026. The notice text changed; the source gives no change note.
Release 077106-2026
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20 Aug 2026
Notice
Notice published 20 August 2026. The notice text changed; the source gives no change note.
Release 079420-2026
View this release on Find a Tender (opens in a new tab)

05/ Limits

What the source does not tell us

The source does not state a usable value.

06/ Questions

About this notice

UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED published this notice.

Value not stated in source.

07/ Related

Where to go next

These links follow a fixed rule applied to this notice’s buyer, text and CPV codes. They are not advice on whether to bid.

Reference: ocds-h6vhtk-05d301
Source: Find a Tender
Stage: award · Awarded
Framework: Yes, as recorded by the source
Last verified: Thu 27 Aug 2026, 08:12 BST
Read at: Tue 20 Oct 2026, 19:08 BST

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