---
title: "ES RDE 033 - Localisation of fleet composition and road transport emissions for Clean Air Zones for 2025 compliance assessment modelling"
ocid: "ocds-h6vhtk-068ced"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-068ced"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-068ced.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-068ced.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "DEPARTMENT FOR ENVIRONMENT FOOD & RURAL AFFAIRS"
published: "2026-04-28"
---

# ES RDE 033 - Localisation of fleet composition and road transport emissions for Clean Air Zones for 2025 compliance assessment modelling

Buyer: DEPARTMENT FOR ENVIRONMENT FOOD & RURAL AFFAIRS  
Current stage: Award  
OCID: ocds-h6vhtk-068ced

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## Summary

The Department for Environment, Food & Rural Affairs (Defra) has recently concluded a procurement process involving Ricardo AEA Limited for the project titled "ES RDE 033 - Localisation of fleet composition and road transport emissions for Clean Air Zones for 2025 compliance assessment modelling". Focused on research and development services, this project aligns with Defra's efforts to manage air quality in specified Clean Air Zone (CAZ) areas, including Bath, Birmingham, Bradford, Bristol, Portsmouth, Sheffield, and Newcastle & Gateshead. The procurement falls under central government classification, utilising a 'Below threshold - unknown' procurement method, and the award is in the 'contract' stage, with the contract period from 15 April 2026 to 30 June 2026.

This tender presents lucrative opportunities for businesses within the environmental services sector, especially those specialising in fleet management, emissions analysis, and related consultancy services. Companies like Ricardo AEA Limited, with expertise in these areas, can leverage their capabilities to further develop innovative solutions for air quality assessments in urban environments. Such projects contribute to broader sustainability goals and create market growth prospects for businesses engaged in environmental research and development. This process highlights the importance of strategic involvement for companies aiming to expand their influence in public sector environmental initiatives.

## Notice

Based on ANPR data provided by Defra for the Clean Air Zone areas the supplier will carry out localisation of the fleet composition and road transport emissions and provide this to the Modelling of Ambient Air Quality (MAAQ) contractor by the dates agreed with the MAAQ contractor and Defra. The areas to be 'localised' are the CAZ areas Bath, Birmingham, Bradford, Bristol, Portsmouth, Sheffield and Newcastle & Gateshead (Tyneside). Subject to receipt of ANPR data from Defra.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/038641-2026 |
| Notice type | UK7 - Contract Details Notice |
| Procurement type | Standard |
| Procurement category | Services |
| Procurement method | Not Specified |
| Procurement method details | Below threshold - unknown |
| Tender suitability | Not specified |
| Awardee scale | Large |
| All stages | Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 28 Apr 2026 |
| Submission deadline | Not specified |
| Future notice date | Not specified |
| Award date | 13 Apr 2026 |
| Contract period | 14 Apr 2026 - 30 Jun 2026 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | Not specified |
| Lots value | Not specified |
| Awards value | Not specified |
| Contracts value | £23,300 |

## Status

| Field | Value |
| --- | --- |
| Tender status | Complete |
| Lots status | Complete |
| Awards status | Active |
| Contracts status | Active |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | DEPARTMENT FOR ENVIRONMENT FOOD & RURAL AFFAIRS |
| Locality | LONDON |
| Post town | South West London |
| Postcode | SW1P 4DF |
| Country | England |
| ITL 1 | TLI London |
| ITL 2 | TLI3 Inner London - West |
| ITL 3 | TLI35 Westminster and City of London |
| Local authority | Westminster |
| Electoral ward | St James's |
| Westminster constituency | Cities of London and Westminster |
| Delivery location | Not specified |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | RICARDO AEA |

## CPV Codes

### Divisions

- 73 - Research and development services and related consultancy services

### Codes

- 73000000 - Research and development services and related consultancy services

## Release History

- 28 Apr 2026 at 13:24 - Award - UK7 - Contract Details Notice - https://www.find-tender.service.gov.uk/Notice/038641-2026

## Documents

- https://www.find-tender.service.gov.uk/Notice/038641-2026
  28th April 2026 - Contract details notice on Find a Tender

## Notice URLs

- 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-068ced. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-068ced.json.