Official UK procurement notice
Eastern Green Link 4 AC Digital Models Study
Authority: SCOTTISH POWER UK PLC·Consortium: 2 public authorities
What is being bought
Published requirement descriptionThe Employer is looking to appoint a Study Contractor for its Eastern Green Link 4 (EGL4) Project. The scope is split into two stages, in a First Stage the Study Contractor will develop the AC network models, and in a Second Stage, will work with an High Voltage Direct Current (HVDC) Contractor to test the EGL4 HVDC Link control system.
Within the AQ Document attached a more detailed description of the scope is provided.
- How the procedure runs: This procurement will be conducted using the Competitive Flexible Procedure in accordance with the Procurement Act 2023. Below sets out how the process is, at this present time, designed to be conducted. The contracting authority does however reserve the right to adapt the procedure, including limiting participation or reducing stages, to ensure efficiency and value for money. Any changes will be communicated transparently and applied equally. At this present time the following steps will be followed: Step 1: Conditions of Participation Stage (Additional Questions (AQ)) Up to six (6) Tenderers will be invited to progress to Stage 2. The award criteria is detailed within the attached AQ documentation. If scores are very close between 6th and subsequent places (within 1%) then we reserve the right to proceed with more suppliers to RfP. Equally, if there is a clear and significant gap between suppliers at this stage, we reserve the right to proceed with less suppliers to RfP. Step 2: Tender Stage, split into 3 parts: 1. Request for Proposal (RfP) 2. Tenderers Presentation 3. Best and Final Offer (BAFO) Award Criteria will be published for Stage 2 within the Request for Proposal documentation which will be published after the Participation Period has concluded and issued to those successful at Stage 1. It is envisioned that a further down selection will occur after the tenderers presentation stage and those successful will be invited to submit a BAFO. This process will be detailed within the published RfP documentation. Step 3: Contract Award
CPV: Feasibility study, advisory service, analysis
The lotProcurement structure
single lot · value publishedLot #1Published value£6,000,000
What it takes to wini
How this buyer will score bids.
The evaluation criteria and weights exactly as published on the notice, grouped by family (price, quality, social value and so on).
Evaluation split and conditions of participation as published; the tender pack may add morei
How this buyer will score bids.
The evaluation criteria and weights exactly as published on the notice, grouped by family (price, quality, social value and so on).
- Technical
- Commercial
Procedure terms & legal framework
From the official record- Procedure method
- Competitive flexible procedure
- Legal basis
- UKPGA · 2023/54 Procurement Act 2023
- Procurement category
- Services
- Notice status
- Closed
- Procurement threshold
- Above threshold (FTS publication)
- Regulatory regime
- Utilities
- Commercial structure
- Stand-alone contract (no framework)
- Competition type
- Competitive procedure
- GPA / WTO covered
- Unspecified in notice
- Recurring procurement
- Unspecified in notice
- First published
- 30 Apr 2026, 13:34 BST
- Last source update
- 30 Apr 2026, 13:34 BST
- Award evaluation window
- Submission end – 31 Oct 2026
- FTS notice number
2026/S 000-039911- Latest notice
- Tender notice (UK4)
- Classification (CPV)
- Delivery area
- Official registry OCID
ocds-h6vhtk-068f46Find a Tender
- How it runs
This procurement will be conducted using the Competitive Flexible Procedure in accordance with the Procurement Act 2023. Below sets out how the process is, at this present time, designed to be conducted. The contracting authority does however reserve the right to adapt the procedure, including limiting participation or reducing stages, to ensure efficiency and value for money. Any changes will be communicated transparently and applied equally.
At this present time the following steps will be followed:
Step 1: Conditions of Participation Stage (Additional Questions (AQ))
Up to six (6) Tenderers will be invited to progress to Stage 2. The award criteria is detailed within the attached AQ documentation.
If scores are very close between 6th and subsequent places (within 1%) then we reserve the right to proceed with more suppliers to RfP. Equally, if there is a clear and significant gap between suppliers at this stage, we reserve the right to proceed with less suppliers to RfP.
Step 2: Tender Stage, split into 3 parts:
- Request for Proposal (RfP)
- Tenderers Presentation
- Best and Final Offer (BAFO)
Award Criteria will be published for Stage 2 within the Request for Proposal documentation which will be published after the Participation Period has concluded and issued to those successful at Stage 1.
It is envisioned that a further down selection will occur after the tenderers presentation stage and those successful will be invited to submit a BAFO. This process will be detailed within the published RfP documentation.
Step 3: Contract Award
How it was run
Official notice- Submission deadline
- 25 May 2026, 12:00 BST
- Submission channel
- Official e-sourcing portal
- Electronic submission
- Allowed
- Accepted languages
- en
Participation Period
All completed Additional Questions forms should be submitted to the following email address by 12noon on Monday 25th May 2026:
Request for Proposal:
The RfP will be published on the ScottishPower IBuy procurement platform. All RfP submissions must be receipted via the IBuy portal, no other method will be accepted.
Supplier Access:
iberdrola.accounts.ondemand.com/saml2/idp/sso ↗
If you are not already registered on IBuy you must do this prior to submitting your AQ response. Details of how to register on IBuy are held within the AQ document.
The submission date for the RfP will be stated within published RfP material after Stage 1 has concluded.
Timeline
30 Apr 2026 → 2 Nov 2026 · 4 dates- Tender notice published174 days ago30 Apr 2026, 13:34 BST
- Submission deadline149 days ago25 May 2026, 12:00 BST
- Today21 Oct 2026
- Award decision expected byin 10 days31 Oct 2026, 23:59 GMT
- Contract startsin 11 days2 Nov 2026
Notice history
1 event · 1 release on Find a Tender- Tender notice published30 Apr 2026, 13:34 BSTUK4
Contracting authority & participating public bodies
2 public bodies on the noticeConsortium members and other public bodies
- NATIONAL GRID ELECTRICITY TRANSMISSION PLCContracting authorityPrivate utility
Official documents & specifications (4)
Official links; attachments are not copiedTender pack and attachments
- Bidding documents and specifications This document contains the following: - Outline of Procurement Process - Key Dates - Summary of Requirement - GoSupply - AQ Evaluation Matrix - AQ Scoring Model - Additional Questions (to be completed) - Declaration
- Bidding documents and specifications This Zip File contains the Scottish Power Policies
- Bidding documents and specifications This Zip File contains the National Grid Policies
Notices published for this procedure
- Tender notice Tender notice on Find a Tender