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2024-133 RIIO-3 Independent Technical Adviser

Ofgem

Buyer Contact Info

Buyer Name: Ofgem

Buyer Address: 10 South Colonnade, London, UKI42, E14 4PU, United Kingdom

Contact Name: Rebecca Green

Contact Email: procurement2@ofgem.gov.uk

Status
active
Procedure
open
Value
20833333.0 GBP
Gross: 25000000 GBP
Published
25 Feb 2026, 16:12
Deadline
07 Apr 2026, 11:00
Contract Start
n/a
Contract End
n/a
Category
services
CPV
71310000 - Consultative engineering and construction services
Region
n/a
Awarded To
n/a
Official Source
Open Find a Tender

Description

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. Further information can be found in the attached ITT document.

Linked Documents

Select a document to preview.

Opportunity Context

More Information Links

External Link: https://www.find-tender.service.gov.uk/Notice/017065-2026

Link Description: Tender notice on Find a Tender

Lots

Lot 1 Status: active

Lot 1 Value: GBP 20,833,333

Lot 1 Value (Gross): GBP 25,000,000

Lot 1 Contract Start: 2026-06-30T00:00:00+01:00

Lot 1 Contract End: 2031-06-29T23:59:59+01:00

Lot 1 SME Suitable: Yes

Lot 1 Award Criterion (quality): Technical (70%)

Lot 1 Award Criterion (price): Commercial (30%)

Documents

Document Description: Invitation to Tender

Document Description: Not published

Document Description: Tender notice on Find a Tender

Raw Notice JSON

Expand raw payload
{
  "buyer": {
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  "id": "017065-2026",
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        "postalCode": "E14 4PU",
        "region": "UKI42",
        "streetAddress": "10 South Colonnade"
      },
      "contactPoint": {
        "email": "procurement2@ofgem.gov.uk",
        "name": "Rebecca Green"
      },
      "details": {
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      "roles": [
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  "tag": [
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  "tender": {
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    "awardPeriod": {
      "endDate": "2026-05-14T23:59:59+01:00"
    },
    "contractTerms": {
      "financialTerms": "Payment will be made in accordance with the framework agreement and applicable call\u2011off contracts. Charges shall be based on the agreed daily rates submitted by the supplier at tender stage and applied in line with the requirements of the relevant call\u2011off.\nPayment will be subject to the satisfactory delivery of services and submission of valid invoices in accordance with the contract terms. Further details of invoicing, payment timing and any reporting requirements are set out in the framework and call\u2011off contract documentation."
    },
    "coveredBy": [
      "GPA"
    ],
    "description": "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\u2011related projects across all electricity Transmission Owners (TOs). The objective of ITA assurance is to support enhanced and accelerated regulatory decision\u2011making and processes.\nFurther information can be found in the attached ITT document.",
    "documents": [
      {
        "description": "Invitation to Tender",
        "documentType": "biddingDocuments",
        "id": "L-2",
        "url": "https://www.mytenders.co.uk/Authority/NoticeBuilder/NoticeBuilder_FileDownload.aspx?id=632918"
      },
      {
        "description": "Not published",
        "documentType": "conflictOfInterest",
        "id": "conflictOfInterest"
      },
      {
        "datePublished": "2026-02-25T16:12:16Z",
        "description": "Tender notice on Find a Tender",
        "documentType": "tenderNotice",
        "format": "text/html",
        "id": "017065-2026",
        "noticeType": "UK4",
        "url": "https://www.find-tender.service.gov.uk/Notice/017065-2026"
      }
    ],
    "enquiryPeriod": {
      "endDate": "2026-03-20T12:00:00+00:00"
    },
    "id": "2024-133",
    "items": [
      {
        "additionalClassifications": [
          {
            "description": "Consultative engineering and construction services",
            "id": "71310000",
            "scheme": "CPV"
          },
          {
            "description": "Technical analysis or consultancy services",
            "id": "71621000",
            "scheme": "CPV"
          }
        ],
        "deliveryAddresses": [
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            "country": "GB",
            "countryName": "United Kingdom",
            "region": "UK"
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        "id": "1",
        "relatedLot": "1"
      }
    ],
    "legalBasis": {
      "id": "2023/54",
      "scheme": "UKPGA",
      "uri": "https://www.legislation.gov.uk/ukpga/2023/54/contents"
    },
    "lots": [
      {
        "awardCriteria": {
          "criteria": [
            {
              "description": "Assessment of the quality of the tender response in accordance with the evaluation methodology set out in the tender documentation.",
              "name": "Technical",
              "numbers": [
                {
                  "number": 70.0,
                  "weight": "percentageExact"
                }
              ],
              "type": "quality"
            },
            {
              "description": "Assessment of price in accordance with the commercial evaluation methodology set out in the tender documentation.",
              "name": "Commercial",
              "numbers": [
                {
                  "number": 30.0,
                  "weight": "percentageExact"
                }
              ],
              "type": "price"
            }
          ]
        },
        "contractPeriod": {
          "endDate": "2031-06-29T23:59:59+01:00",
          "startDate": "2026-06-30T00:00:00+01:00"
        },
        "id": "1",
        "selectionCriteria": {
          "criteria": [
            {
              "description": "Participation is open to economic operators that are legally constituted and able to enter into a legally binding contract with Ofgem. Suppliers must not be subject to any mandatory or discretionary exclusion grounds under applicable procurement legislation. Legal standing will be assessed via the Procurement Specific Questionnaire. Suppliers must demonstrate appropriate financial standing and economic capacity to deliver the services. Financial standing will be assessed as part of the Procurement Specific Questionnaire and may include financial and credit checks undertaken by Ofgem. ",
              "type": "economic"
            },
            {
              "description": "Suppliers must demonstrate appropriate technical capability and experience to deliver independent technical and cost assurance services for major electricity transmission infrastructure projects. This includes the ability to provide assurance across design, procurement, cost and delivery, and to resource work flexibly across multiple projects where required. Technical capability will be assessed as part of the Procurement Specific Questionnaire and the tender evaluation process.",
              "type": "technical"
            }
          ]
        },
        "status": "active",
        "suitability": {
          "sme": true
        },
        "value": {
          "amount": 20833333,
          "amountGross": 25000000,
          "currency": "GBP"
        }
      }
    ],
    "mainProcurementCategory": "services",
    "procurementMethod": "open",
    "procurementMethodDetails": "Open procedure",
    "riskDetails": "Key risks to the successful delivery of the contract include:\n\u2022 Availability and retention of suitably skilled and experienced resources over the contract period;\n\u2022 Conflicts of interest arising from suppliers\u2019 wider market activities and relationships with Transmission Owners or their supply chains;\n\u2022 The variable and evolving nature of the scope of work across RIIO\u20113, including changes in project eligibility, volume and timing;\n\u2022 Dependence on timely provision of information and cooperation from third parties, including Transmission Owners; and\n\u2022 The complexity and scale of electricity transmission projects, which may impact delivery timelines and assurance activities.\nThese risks will be managed through contractual controls, governance arrangements, reporting requirements and performance management mechanisms as set out in the framework and call\u2011off contracts.",
    "status": "active",
    "submissionMethodDetails": "Via www.mytenders.co.uk",
    "submissionTerms": {
      "electronicSubmissionPolicy": "allowed",
      "languages": [
        "en"
      ]
    },
    "techniques": {
      "frameworkAgreement": {
        "description": "The framework will operate on a call\u2011off basis for the duration of the framework term. Call\u2011off contracts will be awarded in accordance with the framework agreement and applicable public procurement legislation.\nPrices will be based on the daily rates submitted by suppliers as part of their tender and evaluated at framework award stage. Call\u2011off contracts will be awarded in accordance with the framework agreement, either by direct award or following a further competition, with pricing determined by the applicable framework rates and the requirements of the individual call\u2011off. ",
        "maximumParticipants": 3,
        "method": "withAndWithoutReopeningCompetition",
        "periodRationale": "Ofgem are looking to operate a Framework Agreement that will have a duration of five years as opposed to four, with the later typical under the Procurement Act 2023. Given the nature of the services required of the ITA means that a longer term is required. This is because aligning closely with the RIIO-3 price control term length (eg RIIO-3 April 2026-March 2031) offers practical benefits to the services being provided by the ITA, primarily, improved clarity to relevant stakeholders regarding what can be expected across the entire price control. ",
        "type": "closed"
      },
      "hasFrameworkAgreement": true
    },
    "tenderPeriod": {
      "endDate": "2026-04-07T12:00:00+01:00"
    },
    "title": "2024-133 RIIO-3 Independent Technical Adviser ",
    "value": {
      "amount": 20833333,
      "amountGross": 25000000,
      "currency": "GBP"
    }
  }
}