Utility Regulator
Energy Sector
- Electricity Networks (368)
- Gas networks (148)
- Electricity retail (89)
- Electricity wholesale (62)
- Corporate (60)
- Gas Retail (47)
- Electricity (42)
- Water (37)
- Gas (28)
- Sustainability (16)
Latest documents
- Derogations approval establishing a network code on requirements for grid connection of generators (NC RfG)
- Ballylumford 110kV Switchboard Enabling Works Determination
- Injurious Affection – recovery of costs incurred in 2022/23
- 110kV Circuit Breaker Upgrade at Castlereagh Main and Tandragee Main
- LV Monitors Allowance Decision
- Proposed Modifications to the Grid Code Under Condition 16 of the TSO Licence – Rate of Change of Frequency (RoCoF)
- GD23 Licence Modification Decision Paper
- Briefing paper for Power NI tariff review - July change 2023
- Revised SONI Regulatory Instructions and Guidance decisions published
- Castlereagh & Tamnamore Shunt Reactors Decision
Featured documents
- Requirements for Generators - Banding Thresholds for Northern Ireland
- Decision on the application of exit fees in the small business energy market
- SONI Derogation Letter on GT21
- EPB Derogation Letter on GT21
- SGN Natural Gas Connection Policy
- DS3 Implementation Cost – Special Project Allowance
- CVT Upgrades - TNPP Decision
- Consent to Extend Connection Offer Timelines for EP Kilroot OCGT GT8
- Approval of SONI's Transmission Development Plan (NI)
- SONI's Transmission Development Plan Decision Paper