NIE Networks Transmission Interface Arrangement Consultation Report
NIE Networks final TIA Consultation amendment report
SONI Transmission Interface Arrangement Consultation Report
SONI final TIA Consultation amendment report
SONI Statement of Investment Principles
2020 Statement of Investment Principles
DS3 System Services Statement of Payments 2020-21
DS3 Statement of Payments 2020-21
Operational Constraints Update
Monthly update of all island system constraints
All-Island Ten Year Transmission Forecast Statement 2019-2028 Study Files
The study files detail technical network data for Ireland and Northern Ireland, such as network configuration and parameters. Stakeholders can use the study files to carry out their own network analysis.
SONI Transmission Outage Summary 2020 (Week 37-38)
Update of planned transmission outages across the Northern Ireland network
2020/21 Approved TLAF Accompanying Note
2020/21 TLAF Explanatory Note v1.0
Approved Transmission Loss Adjustment Factors 2020/21 (PDF Version)
Approved Transmission Loss Adjustment Factors for 2020/21 (PDF Version)
Approved Transmission Loss Adjustment Factors 2020/21
Approved Transmission Loss Adjustment Factors for 2020/21