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Strategic Energy Planning
The onshore transmission network in Scotland is owned by SSEN Transmission and SP Transmission. The Scottish NETS is divided into 7 boundaries:B0 – Upper North SSEN TransmissionB1a – North West…
Strategic Energy Planning
The Western transmission region includes boundaries in the Midlands and the north of Wales. This includes the lower Midlands boundary B9 and the north Wales boundaries NW1, NW2 and NW3.The map below…
Balancing services
The stability network services procurement project looks for the most cost-effective way to address stability issues in the electricity system created by the decline in transmission connected…
Balancing services
The constraint management intertrip service looks for ways to reduce the cost of managing constraints at various places in the electricity system.
Balancing services
What is network services procurement?As the Electricity System Operator, it’s our job to keep the grid stable at all times so we can deliver safe and reliable electricity. We’re also preparing to…
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Charging
Transmission Connected Sites Residual Charging Bands
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Charging
TNUoS CSV File Specification - STAR Release v4.1.1
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April 2024 Forecast TNUoS Tariffs – Five-Year View (2025/26 to 2029/30) – Report
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Charging
April 2024 Forecast TNUoS Tariffs – Five-Year View (2025/26 to 2029/30) – Tables
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Charging
2025-26 to 2029-30 5YV TNUoS Tariffs - Tracked Changes V3 to V2 Comparison