Source: https://tendernation.io/opportunities/01a13bc0-eadd-7170-a08e-170255559723/transparency-notice-for-green-deal-ombudsman-investigation-service-ois awarded GB direct award procedure Suitable for SMEs # Transparency Notice for Green Deal Ombudsman Investigation Service (OIS) [Department for Energy Security & Net Zero](https://tendernation.io/buyers/department-for-energy-security-net-zero) Open field Estimated value Not stated Published 17 Dec 2025 Deadline Rolling deadline ## Who can bid - Buyer says suitable for SMEs The buyer ticked “suitable for SMEs” on the notice. Anyone can still bid. [More contracts for small businesses and VCSEs](https://tendernation.io/opportunities/for-small-businesses) ## About this tender The procurement is for an ongoing requirement under the Green Deal Framework Regulations (Disclosure, Acknowledgement, Redress etc) Regulations 2012 (the ‘Framework Regulations’) place a duty on the Secretary of State to have a GD Ombudsman Scheme in operation. The GD Ombudsman Service will investigate and consider cases relating to complaints relating to alleged breaches of the Framework Regulations. It is one of the first routes of complaint resolution for customers where their complaint has not been satisfactorily resolved by the initial parties involved and is an important step in DESNZ's ability to apply sanctions Source Find a Tender (UK) · Notice ocds-h6vhtk-058563-2025-12-17T11:48:44Z [View official notice](https://www.find-tender.service.gov.uk/Notice/ocds-h6vhtk-058563-2025-12-17T11:48:44Z) Never miss a tender like this again Get AI summaries, deadline alerts and a bid pipeline for tenders matched to your business. Free to start. [Track tenders free](https://tendernation.io/register) [Buyer profile Department for Energy Security & Net Zero: past awards and live tenders](https://tendernation.io/buyers/department-for-energy-security-net-zero) ## More tenders like this [Building Repairs & Maintenance Lot 1 Electrical Lot 2 Mechanical · Derbyshire Dales District Council · 40 days left · 29 Nov 2026](https://tendernation.io/opportunities/01a15934-2662-73b5-8d63-abd6e1946ccd/building-repairs-maintenance-lot-1-electrical-lot-2-mechanical) [York and North Yorkshire Transport Sub-strategies · City of York Council · 15 days left · 4 Nov 2026](https://tendernation.io/opportunities/01a15936-5ad5-7354-87b7-8a75c88f1c3d/york-and-north-yorkshire-transport-sub-strategies) [CA18585 - ITT Repair and replacement works to whole site drainage system · Diocese of Norwich Education and Academies Trust · 39 days left · 27 Nov 2026](https://tendernation.io/opportunities/01a1594a-591e-7334-8085-35e92dcd67f8/ca18585-itt-repair-and-replacement-works-to-whole-site-drainage-system) [CA18489 - Askham Bryan College - Provision for External Audit Services · Askham Bryan College · 27 days left · 16 Nov 2026](https://tendernation.io/opportunities/01a1594a-59c0-7116-83f2-f6a8be15db7d/ca18489-askham-bryan-college-provision-for-external-audit-services) [Bannister Sports Centre Athletic Track Soft Market Testing Exercise · Harrow Council · 37 days left · 26 Nov 2026](https://tendernation.io/opportunities/01a1540d-d9e4-71cb-ad57-1603e9042fec/bannister-sports-centre-athletic-track-soft-market-testing-exercise) [Building Repair and Maintenance · Oldham Council · 42 days left · 1 Dec 2026](https://tendernation.io/opportunities/01a15934-1f61-73ef-a3b8-33c7808bf070/building-repair-and-maintenance)