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NDRHI & GGSS Statistical and Targeted Audits

OFGEM

This public procurement record has 2 releases in its history.

TenderUpdate

26 Jun 2026 at 13:19

UK4 - Tender Notice
Tender

05 Jun 2026 at 11:04

UK4 - Tender Notice
Summary of the contracting process

Ofgem, the sub-central government public authority in the UK, is seeking an audit contractor for technical site audits under the Non-Domestic Renewable Heat Incentives (NDRHI) programme and the Green Gas Support Scheme (GGSS). Located in London, the procurement process is in the tender update stage, with an end date for tenders on 6th July 2026. The scope includes corporate and activity-specific environmental auditing services across the UK, with a gross value of GBP 990,000. Potential suppliers should have mechanical services expertise and a strong understanding of NDRHI and GGSS requirements. This open procedure demands submissions via the MyTenders portal, and all enquiries must be concluded by 30th June 2026.

This tender presents substantial growth opportunities, especially for SMEs skilled in environmental audits and compliance verification. Businesses with expertise in technical audits and proficiency in detecting compliance issues and fraud will find this contract beneficial. The tender covers a three-year contract expected to start on 1st October 2026, with possible extensions of up to two additional years. This procurement encourages competition based on both quality and cost, with technical criteria weighing significantly. Companies can leverage this opportunity to cement a long-term relationship with Ofgem and expand their market presence within the public sector audit services.

How relevant is this notice?

Notice Information

Notice Title

NDRHI & GGSS Statistical and Targeted Audits

Notice Description

This procurement is for the provision of an audit contractor to perform technical site audits as part of the Non-Domestic Renewable Heat Incentives programme and the Green Gas Support Scheme on behalf of Ofgem. The overarching requirements of the audit site visit, regardless of Scheme, include the successful tenderer's auditors to: * Check the accuracy of data provided to Ofgem. This includes data provided in any reports; * Securing assurance of compliance with Ofgem's published guidance and with any procedures or Scheme that Ofgem may have agreed with the participant; * Detecting non-compliance and fraud, either on the part of the Auditee or those parties with whom they have a contract for delivering their obligations; and * Detecting departures from good practice that have resulted, or that may result in the incorrect supply of information to Ofgem. The successful tenderer will be expected to have a full understanding of the NDRHI and GGSS requirements and expect that they can apply their mechanical services expertise during site visits to understand when installations or participants are not complying with the relevant legislation.

Notice Details

Publication & Lifecycle

Open Contracting ID
ocds-h6vhtk-06ae94
Publication Source
Find A Tender Service
Latest Notice
https://www.find-tender.service.gov.uk/Notice/060395-2026
Current Stage
Tender
All Stages
Tender

Procurement Classification

Notice Type
UK4 - Tender Notice
Procurement Type
Standard
Procurement Category
Services
Procurement Method
Open
Procurement Method Details
Open procedure
Tender Suitability
SME
Awardee Scale
Not specified

Common Procurement Vocabulary (CPV)

CPV Divisions

90 - Sewage, refuse, cleaning and environmental services

CPV Codes

90714200 - Corporate environmental auditing services

90714400 - Activity specific environmental auditing services

Notice Value(s)

Tender Value
£433,333 £100K-£500K
Lots Value
£433,333 £100K-£500K
Awards Value
Not specified
Contracts Value
Not specified

Notice Dates

Publication Date
26 Jun 20261 months ago
Submission Deadline
6 Jul 2026Expired
Future Notice Date
Not specified
Award Date
Not specified
Contract Period
30 Sep 2026 - 1 Oct 2029 3-4 years
Recurrence
Not specified

Notice Status

Tender Status
Active
Lots Status
Active
Awards Status
Not Specified
Contracts Status
Not Specified

Buyer & Supplier

Contracting Authority (Buyer)

Main Buyer
OFGEM
Contact Name
Available with D3 Tenders Premium →
Contact Email
Available with D3 Tenders Premium →
Contact Phone
Available with D3 Tenders Premium →

Buyer Location

Locality
LONDON
Postcode
E14 4PU
Post Town
East London
Country
England
Major Region (ITL 1)
TLI London
Basic Region (ITL 2)
TLI4 Inner London - East
Small Region (ITL 3)
TLI42 Tower Hamlets
Delivery Location
Not specified
Local Authority
Tower Hamlets
Electoral Ward
Canary Wharf
Westminster Constituency
Poplar and Limehouse

Further Information

Notice Documents

Open Contracting Data Standard (OCDS)

View full OCDS Record for this contracting process

JSON Markdown

The Open Contracting Data Standard (OCDS) is a framework designed to increase transparency and access to public procurement data in the public sector. It is widely used by governments and organisations worldwide to report on procurement processes and contracts. 

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