Consultation on SONI's draft 2021-2030 Transmission Development Plan (TDPNI)

Closed 24 Jun 2022

Opened 23 May 2022


The Transmission Development Plan for Northern Ireland (TDPNI) 2021-2030 sets out proposals for the development of the NI transmission network and interconnection over the coming 10 years, by the electricity system operator, SONI.

This plan presents projects that are expected to be needed for the operation of the electricity transmission network in the short- and medium-term.

Projects within the plan have been identified as New Builds, Uprate / Modify, Refurbish / Replace or a combination of Transmission Network Reinforcements, asset replacement projects and details the project drivers for investment. 

This plans details the transmission projects within each specific planning area within Northern Ireland. They are North and West, and South and East. 

The plan has been prepared in accordance with Condition 40 of SONI’s Licence.

We welcome all views on any aspect of the SONI's TDPNI.

Please send responses to:

Jody.O’, and 

by close of business 24th June 2022.  


Why your views matter

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