You can raise a modification – or mod – when you want to propose a change to any part of the CUSC.
For more information, please contact [email protected]
Search for any current or concluded modifications by name or ID. You can sort mods by ID, name, status or date of update.
ID | Name | Status | Last Updated | |
---|---|---|---|---|
CMP432 | CMP432: Improve “Locational Onshore Security Factor” for TNUoS Wider Tariffs | Current | ||
CMP431 | CMP431:Adjustments to TNUoS Charging from 2025 to support the Market Half Hourly Settlement (MHHS) Programme (Non-Charging) | Current | ||
CMP430 | CMP430: Adjustments to TNUoS Charging from 2025 to support the Market Wide Half Hourly Settlement (MHHS) Programme | Current | ||
CMP429 | CMP429: Typographical and formatting updates following the implementation of CMP376 (Inclusion of Queue Management process within the CUSC) | Concluded | ||
CMP428 | CMP428: User Commitment liabilities for Onshore Transmission circuits in the Holistic Network Design | Current | ||
CMP427 | CMP427: Update to the Transmission Connection Application Process for Onshore Applicants | Implemented | ||
CMP426 | CMP426: TNUoS charges for transmission circuits identified for the HND as onshore transmission | Current | ||
CMP425 | CMP425: Billing Demand Transmission Residual By Site | Current | ||
CMP424 | CMP424: Amendments to Scaling Factors used for Year Round TNUoS Charges | Current | ||
CMP423 | CMP423: Generation Weighted Reference Node | Current |
More about modifications
Our Tracker gives you the latest details on current code modifications including the purpose and the stakeholders it affects, as well as panel comments and where it is in the review process. It is published on the 7th (or next working day) of each month.
If you're thinking about raising a modification, please get in touch with us. Our experts can give you advice on your Proposal, explain how the modification process works and help to answer any questions you may have. When we receive your Proposal, we'll check it through and work together to make sure it's easy to understand.
Once you've been in touch and are ready to write your Proposal paper, send it to us by the monthly modification submission date which you can find on our Calendar.