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The modifications are required to give effect and adopt the Department for Economy’s ‘Decision on Fairer Grid Connection Costs’.
This report provides the latest information about the retail energy market in Northern Ireland (electricity and gas).
Following a formal review, Firmus Energy's regulated gas tariff in the Ten Towns area will reduce by 10.1%.
A short update on our work and latest news.
The tariff for domestic and small business customers in the Greater Belfast and West gas areas will reduce by 8.1% or £80 per year.
This approach is the next phase in our price control process for the gas transmission network, which will begin in October 2027.
We are publishing responses submitted by stakeholders on SONI’s Performance for 2024/2025.
We have commenced tariff reviews of the regulated gas tariffs of SSE Airtricity Gas Supply and Firmus Energy.
This is part of the Evaluative Performance Framework where SONI's performance is evaluated by an independent panel.
New licence measures for electricity and gas suppliers to improve outcomes for small business customers from 4 February 2026.
A short update on our work and latest news.
The proposed modifications are required to give effect to the Department for Economy’s ‘Fairer Grid Connection Costs’.
The Guidance Paper has been provided to aid the digitalisation of data between NIE Networks and SONI.
A short update on our work and latest news.
We are seeking feedback on SONI’s Annual Performance Report for 2024/2025 from a range of stakeholders.
The Forward Work Programme is our annual business plan that lists the projects we propose to do during 2026/2027.
This approach is the first phase in our next price control for NI Water, PC28, which will begin in April 2028.
This report provides the latest information about the retail energy market in Northern Ireland (electricity and gas).
Announcement of a formal investigation into Northern Ireland Water Ltd.
Decision on new electricity retail market procedure.