---
title: "Application Management Services for the Radiological Response and Emergency Management System (RREMS)"
ocid: "ocds-h6vhtk-069f35"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-069f35"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-069f35.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-069f35.json"
source: "Find A Tender Service"
current_stage: "Planning"
buyer: "DEPARTMENT FOR ENERGY SECURITY & NET ZERO"
published: "2026-05-21"
---

# Application Management Services for the Radiological Response and Emergency Management System (RREMS)

Buyer: DEPARTMENT FOR ENERGY SECURITY & NET ZERO  
Current stage: Planning  
OCID: ocds-h6vhtk-069f35

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## Summary

The Department for Energy Security & Net Zero is planning a procurement process for Application Management Services for the Radiological Response and Emergency Management System (RREMS). This project falls under the services category, specifically IT services such as consulting, software development, Internet, and support. The buying organisation is based in London, United Kingdom. Currently in the planning stage, the procurement is set to begin its contract period on 1st January 2027 and is expected to last until 31st December 2030, with a maximum possible extension until the end of 2032. Relevant notices and communications indicate a future notice release date on 1st September 2026.

The tender presents significant business growth opportunities, particularly for companies specialising in IT services and support, with expertise in systems management and emergency response technology. Firms with a background in government contracts and those experienced in handling sensitive and critical infrastructure systems will find this project beneficial. The procurement process is initiated as a tender, and businesses equipped to manage complex IT solutions that provide analytical and monitoring capabilities are encouraged to compete, offering a chance to influence and enhance the UK's radiological emergency response framework.

## Notice

The Radiological Response and Emergency Management System (RREMS) is a system managed by the Department for Energy, Security and Net Zero (DESNZ) and used by the United Kingdom which records and analyses the level of radioactivity across the United Kingdom. DESNZ is the lead government department in the event of a civil nuclear emergency and previously used the Radioactive Incident Monitoring Network ("RIMNET") to support this function. The Ministry of Defence ("MOD") is the lead government department in the event of a defence nuclear emergency and previously used the Nuclear Emergency Response Information Management System ("NERIMS") to support this function.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/047100-2026 |
| Notice type | UK1 - Pipeline Notice |
| Procurement type | Standard |
| Procurement category | Services |
| Procurement method | Not Specified |
| Procurement method details | Not specified |
| Tender suitability | Not specified |
| Awardee scale | Not specified |
| All stages | Planning |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 21 May 2026 |
| Submission deadline | Not specified |
| Future notice date | 1 Sep 2026 |
| Award date | Not specified |
| Contract period | 1 Jan 2027 - 31 Dec 2030 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | Not specified |
| Lots value | Not specified |
| Awards value | Not specified |
| Contracts value | Not specified |

## Status

| Field | Value |
| --- | --- |
| Tender status | Planned |
| Lots status | Planned |
| Awards status | Not specified |
| Contracts status | Not specified |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | DEPARTMENT FOR ENERGY SECURITY & NET ZERO |
| Locality | LONDON |
| Post town | South West London |
| Postcode | SW1A 2AW |
| 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 |

## CPV Codes

### Divisions

- 72 - IT services: consulting, software development, Internet and support

### Codes

- 72000000 - IT services: consulting, software development, Internet and support

## Release History

- 21 May 2026 at 12:42 - Planning - UK1 - Pipeline Notice - https://www.find-tender.service.gov.uk/Notice/047100-2026

## Documents

- https://www.find-tender.service.gov.uk/Notice/047100-2026
  21st May 2026 - Pipeline 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-069f35. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-069f35.json.