2024-133 RIIO-3 Independent Technical Adviser
Ofgem is seeking to appoint up to three organisations to fulfil the role of Independent Technical Adviser (ITA) as part of a framework agreement. The ITA will be an independent body responsible for providing assurance to Ofgem on the design, procurement, cost and overall delivery of selected load‑related projects across all electricity Transmission Owners (TOs). The objective of ITA assurance is to support enhanced and accelerated regulatory decision‑making and processes.
Buyer
Ofgem
Value
£20,833,333
Published
3 Jul 2026
Closes
20 Apr 2026
Procurement details
Source
Find a Tender
Region
United Kingdom
Procurement method
Open
Category
Services
Contract starts
21 Jul 2026
Contract ends
21 Jul 2031
CPV classifications
71310000
Consultative engineering and construction services
71621000
Technical analysis or consultancy services
Lots
Lot 1 2024-133 RIIO-3 Independent Technical Adviser
£20,833,333
Delivery: UK · United Kingdom
Documents
Unlock document linkInvitation to Tender
Not provided
Invitation to Tender
Bidding documents
Tender notice on Find a Tender
25 Feb 2026
Tender notice on Find a Tender
Tender notice · UK4 · Web page
Invitation to Tender
Not provided
Invitation to Tender
Bidding documents
Tender notice on Find a Tender
27 Mar 2026
Tender notice on Find a Tender
Tender notice · UK4 · Web page
Tender notice on Find a Tender
9 Apr 2026
Tender notice on Find a Tender
Tender notice · UK4 · Web page
2024-133 Schedule 7 - Call-off Contract supporting document - KPIs
Not provided
2024-133 Schedule 7 - Call-off Contract supporting document - KPIs
Bidding documents · Word document
2024-133 - Final - Ofgem - ITA Call-off [TRACKED VERSION] (30 March 2026)
Not provided
2024-133 - Final - Ofgem - ITA Call-off [TRACKED VERSION] (30 March 2026)
Bidding documents · Word document
2024-133 - Final - Ofgem - ITA Framework Agreement [TRACKED VERSION] (30 March 2026)
Not provided
2024-133 - Final - Ofgem - ITA Framework Agreement [TRACKED VERSION] (30 March 2026)
Bidding documents · Word document
2024-133 Review of Responses to Legal Commentary Process (30 March 2026)
Not provided
2024-133 Review of Responses to Legal Commentary Process (30 March 2026)
Bidding documents · Excel spreadsheet
Tender notice on Find a Tender
15 Apr 2026
Tender notice on Find a Tender
Tender notice · UK4 · Web page
Pipeline notice on Find a Tender
20 Jun 2025
Pipeline notice on Find a Tender
Planned procurement notice · UK1 · Web page
Contract award notice on Find a Tender
3 Jul 2026
Contract award notice on Find a Tender
Award notice · UK6 · Web page
Contains public sector information licensed under the Open Government Licence v3.0.