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In deliveryUnited KingdomServices£19,500,000Add to pipeline

Nuclear Safeguards Programme

Awarded to United Kingdom National Nuclear Laboratory

Department for Energy Security & Net Zero(buyer)

Published
Published 22 May 2025
Deadline
Closed 29 May 2026
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Overview

The Department for Energy Security & Net Zero has awarded a £19.5 million contract to the United Kingdom National Nuclear Laboratory for the Nuclear Safeguards Programme, which provides technical support to the International Atomic Energy Agency and the UK government to verify compliance with international nuclear non-proliferation obligations. The programme supports the UK's contribution to the international safeguards regime, assists in formulating domestic safeguards policy, and enables civil nuclear material trade between states.

Contracting authority

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Key details

Country
United Kingdom
Status
In delivery
Category
Services
Estimated value
£19,500,000
Procedure
Competitive flexible procedure
Rules
Procurement Act 2023
SME suitable
Yes
Published
22 May 2025
Questions by
27 March 2026
Deadline
Closed
Classification (CPV)
Nuclear fuelsTechnical servicesNuclear safety services

Award outcome

Awarded value
£19,500,000
Award date
18 May 2026
Contract period
31 August 2026 → 31 March 2030
Contract length
3 years 7 months
Could run to
31 March 2033
Bids received
2
Winner
  • United Kingdom National Nuclear Laboratory

This contract ends on 31 March 2030, or 31 March 2033 if every extension is used.

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About the winner

United Kingdom National Nuclear Laboratory

Based in
Warrington
Public contracts won
79
Across UK and EU notices

3 other contracts from Department for Energy Security & Net Zero since 2026, worth £559,995.

See every contract United Kingdom National Nuclear Laboratory holds and when each one ends

Competition and scoring

Bids received

2

0 from SMEs

Open and restricted tenders in Petroleum products, fuel, electricity and other sources of energy drew a median of 5 bids over the last 24 months; 11% received only one.

Who bid

  • Amentum Clean Energy Limited
  • United Kingdom National Nuclear LaboratoryWinner

How bids were scored

  • Technical
  • Commercial

Market context

Typical award in Petroleum products, fuel, electricity and other sources of energy

£651,015

Median of 1,060 awards in the last 24 months

This award is 29.9× the median.

Department for Energy Security & Net Zero in the last 12 months

66

contracts awarded, worth £152,332,865 in total

See their procurement profile →

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Notice history

Every published notice in this contracting process, newest first.

  1. Contract

    30 September 2026

  2. Award Update · Contract Update

    30 September 2026

  3. Contract

    1 June 2026

  4. Contract Notice

    2 February 2026

  5. Prior Information Notice

    9 September 2025

  6. Prior Information Notice

    22 May 2025

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