---
title: "AMENDMENT TO PAS 4444:2020+A1:2021 HYDROGEN-FIRED GAS APPLIANCES"
ocid: "ocds-b5fd17-e626e4eb-90f0-4da6-9433-36ab146b88ee"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-b5fd17-e626e4eb-90f0-4da6-9433-36ab146b88ee"
markdown_url: "https://d3tenders.com/contract/ocds-b5fd17-e626e4eb-90f0-4da6-9433-36ab146b88ee.md"
json_url: "https://d3tenders.com/contract/ocds-b5fd17-e626e4eb-90f0-4da6-9433-36ab146b88ee.json"
source: "Contracts Finder"
current_stage: "Award"
buyer: "DESNZ"
published: "2025-08-01"
---

# AMENDMENT TO PAS 4444:2020+A1:2021 HYDROGEN-FIRED GAS APPLIANCES

Buyer: DESNZ  
Current stage: Award  
OCID: ocds-b5fd17-e626e4eb-90f0-4da6-9433-36ab146b88ee

[View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-b5fd17-e626e4eb-90f0-4da6-9433-36ab146b88ee)  
[Download OCDS JSON](https://d3tenders.com/contract/ocds-b5fd17-e626e4eb-90f0-4da6-9433-36ab146b88ee.json)

## Summary

The procurement process initiated by DESNZ, located in London, involves an amendment to the PAS 4444:2020+A1:2021 guide for Hydrogen-fired gas appliances, categorised under the industry of Research and Development services and related consultancy services. The contract, valued at £94,400, was awarded to BSI Standards Ltd through a Direct procurement method. The process is already in the award stage and was officially updated on 1st August 2025. This contract, which started on 26th March 2025, is set to conclude on 26th December 2025. Although the tender status is marked as complete, this reflects ongoing opportunities for suppliers that meet the criteria for such research and development services in England.

This tender offers opportunities for large-scale businesses experienced in consultancy and standard development within the hydrogen technology sector. While the procurement was direct, understanding the standards required for hydrogen appliance development could position similar companies favourably for future opportunities that might require competitive bidding. Engaging with such contracts can provide established businesses the potential to expand their portfolio within the growing field of sustainable energy technologies and related services.

## Notice

Contract award notice for an amendment to Hydrogen-fired gas appliances - Guide PAS (4444).

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Contracts Finder |
| Latest notice | https://www.contractsfinder.service.gov.uk/Notice/aea023a4-a6b0-483e-87ed-45a0ba76807b |
| Notice type | Award Notice |
| Procurement type | Standard |
| Procurement category | Services |
| Procurement method | Not Specified |
| Procurement method details | Other - Direct |
| Tender suitability | Not specified |
| Awardee scale | Large |
| All stages | Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 1 Aug 2025 |
| Submission deadline | 20 Dec 2024 |
| Future notice date | Not specified |
| Award date | 26 Mar 2025 |
| Contract period | 26 Mar 2025 - 26 Dec 2025 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £94,400 |
| Lots value | Not specified |
| Awards value | £94,400 |
| 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 | DESNZ |
| 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 | TLI London |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | BSI STANDARDS |

## CPV Codes

### Divisions

- 73 - Research and development services and related consultancy services

### Codes

- 73000000 - Research and development services and related consultancy services

## Release History

- 1 Aug 2025 at 14:48 - AwardUpdate - Award Notice - https://www.contractsfinder.service.gov.uk/Notice/aea023a4-a6b0-483e-87ed-45a0ba76807b
- 7 Apr 2025 at 17:29 - Award - Award Notice - https://www.contractsfinder.service.gov.uk/Notice/aea023a4-a6b0-483e-87ed-45a0ba76807b

## Documents

- https://www.contractsfinder.service.gov.uk/Notice/aea023a4-a6b0-483e-87ed-45a0ba76807b
  1st August 2025 - 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-e626e4eb-90f0-4da6-9433-36ab146b88ee. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-b5fd17-e626e4eb-90f0-4da6-9433-36ab146b88ee.json.