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Services to support the National Rollout for establishing a waste management route for existing High Activity Sealed Sources (HASS) in the UK

Live tender · OpenOpen · closes Tue 24 Nov 2026, 12:00 GMT

Live: the notice is at tender stage.

Read the official notice on Find a Tender

01/ The notice

Key facts

Value: £23,000,000Estimated value stated in the notice
Deadline (UK time): Tue 24 Nov 2026, 12:00 GMTOpen for bids.
Published: 27 Oct 2026
Region: Not stated

02/ The brief

What the notice says

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

Framework for the Provision of services to support the National Rollout for establishing a waste management route for existing High Activity Sealed Sources (HASS) in the UK.

The Nuclear Decommissioning Authority is seeking to appoint a single supplier to support delivery of the National Rollout of Operation Fieldfare. The services comprise the safe, secure and compliant collection, dismantling, transport, interim storage, processing and return of Caesium-137 High Activity Sealed Sources contained within irradiator units located across the United Kingdom. The supplier will be required to provide an end-to-end waste management solution, including all necessary planning, site liaison, regulatory approvals, transport arrangements, source recovery, packaging, consignment documentation and delivery of sources to a UK site designated by the Authority, including Sellafield where applicable.

03/ Classification

CPV codes

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

90521100
90521200
90521300
90521400

04/ History

Releases of this notice

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

10 Apr 2026
Planning notice
Planning notice published 10 April 2026.
Release 032825-2026
View this release on Find a Tender (opens in a new tab)
30 Jul 2026
Planning notice
Planning notice published 30 July 2026. The notice text changed; the source gives no change note.
Release 072205-2026
View this release on Find a Tender (opens in a new tab)
17 Aug 2026
Planning notice update
Planning notice update published 17 August 2026. Stated change: Update to Link to register interest for the Pre Market day
Release 078150-2026
View this release on Find a Tender (opens in a new tab)
17 Aug 2026
Planning notice update
Planning notice update published 17 August 2026. Stated change: Further amendment to registration address for Atamis.
Release 078169-2026
View this release on Find a Tender (opens in a new tab)
28 Sep 2026
Tender notice
Tender notice published 28 September 2026. The source does not state what changed.
Deadline in this release: Tue 10 Nov 2026, 12:00 GMT.
Release 091578-2026
View this release on Find a Tender (opens in a new tab)
28 Sep 2026
Tender notice update
Tender notice update published 28 September 2026. Stated change: Add Link for e- procurement system
Deadline in this release: Tue 10 Nov 2026, 12:00 GMT.
Release 091587-2026
View this release on Find a Tender (opens in a new tab)
28 Sep 2026
Tender notice update
Tender notice update published 28 September 2026. Stated change: Updated Link added for Atamis
Deadline in this release: Tue 10 Nov 2026, 12:00 GMT.
Release 091590-2026
View this release on Find a Tender (opens in a new tab)
13 Oct 2026
Tender notice update
Tender notice update published 13 October 2026. Stated change: Amended date range
Deadline in this release: Tue 10 Nov 2026, 12:00 GMT.
Release 096573-2026
View this release on Find a Tender (opens in a new tab)
27 Oct 2026
Tender notice update
Tender notice update published 27 October 2026. Stated change: Tender Submission date
Deadline in this release: Tue 24 Nov 2026, 12:00 GMT.
Release 101728-2026
View this release on Find a Tender (opens in a new tab)

05/ Limits

What the source does not tell us

None recorded for the fields above. Attached documents are not read, so this is not a full account of the tender.

06/ Questions

About this notice

The notice gives a deadline of Tuesday 24 November 2026, 12:00 GMT. Check the tender documents for the exact time and for any extension the buyer publishes.

Nuclear Decommissioning Authority published this notice.

Estimated value stated in the notice: £23,000,000.

08/ 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-067fff
Source: Find a Tender
Stage: tender · Open
Framework: Yes, as recorded by the source
Last verified: Wed 28 Oct 2026, 06:11 GMT
Read at: Thu 29 Oct 2026, 06:10 GMT

Built on published notices from Find a Tender and Contracts Finder.