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ARTICLE · 31 MAY 2024

Updates To The Queue Management Process: TMO4+

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On 16 April 2024, National Grid Electricity System Operator (ESO) proposed changes to the queue management process (TMO4+).

United KingdomEnergy and Natural Resources
Russell Evans
Russell Evans
James Stanier
James Stanier
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On 16 April 2024, National Grid Electricity System Operator (ESO) proposed changes to the queue management process (TMO4+).

National Grid is currently struggling to keep pace with the number of projects that require connection to the transmission network. According to ESO, the transmission queue has grown by more than 275GW and has been growing at an average of over 20GW for the past 12 months and is likely to exceed 800GW by the end of 2024. As a result, the Department for Energy Security and Net Zero (DESNZ) in its Connections Action Plan (CAP) insisted that further changes to the queue management were needed to accelerate the process.

In an update on 5 December 2023 (TMO4), the ESO made clear there would be an early application window with an indicative frequency and duration of 12 months and there would be two "gates", Gates 1 and 2. Gate 1 would provide connection offers to projects based on a co-ordinated network design connection date and Gate 2 would be

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