---
title: "Facilities - Water and Sewage 2026-2029"
ocid: "ocds-b5fd17-8356a4af-7e77-4599-95a9-b9ccefcde21e"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-b5fd17-8356a4af-7e77-4599-95a9-b9ccefcde21e"
markdown_url: "https://d3tenders.com/contract/ocds-b5fd17-8356a4af-7e77-4599-95a9-b9ccefcde21e.md"
json_url: "https://d3tenders.com/contract/ocds-b5fd17-8356a4af-7e77-4599-95a9-b9ccefcde21e.json"
source: "Contracts Finder"
current_stage: "Award"
buyer: "NATIONAL AUDIT OFFICE"
published: "2026-03-10"
---

# Facilities - Water and Sewage 2026-2029

Buyer: NATIONAL AUDIT OFFICE  
Current stage: Award  
OCID: ocds-b5fd17-8356a4af-7e77-4599-95a9-b9ccefcde21e

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## Summary

The National Audit Office has awarded a contract for water and sewage services to Scottish Water Business Stream Limited, focusing on the London office. This contract spans from 1st February 2026 to 31st January 2029, with a potential extension until January 2030. It is part of the Crown Commercial Service's Water, Wastewater and Ancillary Services 3 Framework (RM6306), specifically under Lot 3: One Stop Shop. The procurement falls within the 'Collected and purified water' industry category, with an additional classification for 'Sewage, refuse, cleaning, and environmental services.' The procurement method was selective, calling off from a framework agreement, and the process has reached the award stage.

This tender presents substantial opportunities for businesses specialising in environmental services, particularly large-scale water management firms. Scottish Water Business Stream Limited, a large company, has secured the contract, demonstrating the scale and capability required for successful participation. Such contracts can propel business growth through lasting partnerships with government bodies like the National Audit Office, offering a stable and lucrative engagement for the duration of the contract period. Businesses with expertise in providing comprehensive water and wastewater services would be ideally suited to compete in similar tenders.

## Notice

The National Audit Office (NAO) has awarded a contract to Scottish Water Business Stream Limited using Lot 3: One Stop Shop of Crown Commercial Service's Water, Wastewater and Ancillary Services 3 Framework (RM6306). The selected supplier will be providing water and wastewater for the London office. The contract will run for a initial 3 years from 1st February 2026 to 31st January 2029 with 1, 12 months optional extensions until the 31st of January 2030.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Contracts Finder |
| Latest notice | https://www.contractsfinder.service.gov.uk/Notice/4187e750-049c-42c7-9fe5-e798de069b4d |
| Notice type | Award Notice |
| Procurement type | Framework |
| Procurement category | Goods |
| Procurement method | Selective |
| Procurement method details | Call-off from a framework agreement |
| Tender suitability | Not specified |
| Awardee scale | Large |
| All stages | Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 10 Mar 2026 |
| Submission deadline | 7 May 2025 |
| Future notice date | Not specified |
| Award date | 3 Jun 2025 |
| Contract period | 1 Feb 2026 - 31 Jan 2029 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £100,000 |
| Lots value | Not specified |
| Awards value | £100,000 |
| Contracts value | Not specified |

## Status

| Field | Value |
| --- | --- |
| Tender status | Complete |
| Lots status | Not specified |
| Awards status | Active |
| Contracts status | Not specified |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | NATIONAL AUDIT OFFICE |
| Locality | LONDON |
| Post town | South West London |
| Postcode | SW1W 9SP |
| 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 | Pimlico North |
| Westminster constituency | Cities of London and Westminster |
| Delivery location | Not specified |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | SCOTTISH WATER BUSINESS STREAM |

## CPV Codes

### Divisions

- 41 - Collected and purified water
- 90 - Sewage, refuse, cleaning and environmental services

### Codes

- 41000000 - Collected and purified water
- 90000000 - Sewage, refuse, cleaning and environmental services

## Release History

- 10 Mar 2026 at 09:29 - Award - Award Notice - https://www.contractsfinder.service.gov.uk/Notice/4187e750-049c-42c7-9fe5-e798de069b4d

## Documents

- https://www.contractsfinder.service.gov.uk/Notice/4187e750-049c-42c7-9fe5-e798de069b4d
  10th March 2026 - Awarded contract notice on Contracts Finder

## 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-b5fd17-8356a4af-7e77-4599-95a9-b9ccefcde21e. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-b5fd17-8356a4af-7e77-4599-95a9-b9ccefcde21e.json.