National Atmospheric Emissions Inventory (NAEI) 2025: Lot 2

Amounts and figures

Description

The NAEI is a long-running programme which has been responsible for producing the UK's Greenhouse Gas and Air Quality Pollutant Inventories in order to meet its domestic and international reporting obligations, to inform decision makers on the impact of policies on emissions, and to aid in the development of new policies to help the UK meet its long-term climate and air quality targets. The core delivery of the inventory products and outputs take place in the Lot 1 contract. The key activities of this Lot 2 contract include: - Assuring key products and plans arising from the Lot 1 NAEI. - Developing and delivering holistic assurance activities to look across the entire Inventory system. - Designing and maintaining an Inventory Improvement Strategy. - Creating improvement project specifications to be commissioned. - Delivering secretariat functions for GHG and AQ governance groups.

Awards

Official publications

• Consumer-led Flexibility (CLF) Companion Specification Testing
  Published: 28 October 2026
• Contract Award Notice for ESA2010 accounting advice for heat network policies
  Published: 23 December 2025
• DESNZ- Commercial Contingent Labour Support
  Published: 19 December 2025
• DESNZ- Commercial Contingent Labour Support
  Published: 19 December 2025
• Variation: Monitoring and Evaluation Call-Off Contract
  Published: 28 November 2025
• EV Smart Charging and SSES Professional Services Support
  Published: 25 November 2025
• Hydrogen Technical Advisor to DESNZ (Primary Supplier)
  Published: 27 October 2025
• Hydrogen Technical Advisor to DESNZ (Secondary Supplier)
  Published: 22 October 2025
• Contract Variation: National Policy Statement - Appraisal of Sustainability & Habitats Regulations Assessment
  Published: 15 October 2025
• Heat Networks Zoning Digital Beta
  Published: 3 October 2025

Previous and next from DESNZ

• HNDU Zoning Support Lot 2.2 TOF001 — 20 December 2024
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• CON_7110 Heat Network Technical Assurance Scheme (HNTAS): Shadow Training Provider — 10 December 2024
• CON_7063 National Zoning Model - Primary Model Development — 9 December 2024
• CF - Creation of a Specification for an open standardised protocol bridge between OpenADR 3.0 to Matter Bridge — 2 December 2024

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Frequently asked questions

What is the deadline to bid for this tender?

The submission deadline is 12 August 2024, 12:00. Check the official source, as dates can be modified.

What is the estimated value of this tender?

The estimated value published by the buyer is £829,670.

Who is the buyer of this tender?

The contracting authority is DESNZ (United Kingdom).

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