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.

Views reference
Modification status
ID Name Status Last Updated Sort ascending
CMP381 CMP381: Defer exceptionally high Winter 2021/22 BSUoS costs to 2022/2023 Concluded
CMFTP232 CMFTP232: Demand Side Balancing Reserve and Supplemental Balancing Reserve Cost Recovery Restriction Concluded
CMP234 CMP234 - Incorporation of Biddable Indexation of OFTO revenues in TNUoS Concluded
CMP252 CMP252 - Housekeeping changes to CMP235/CMP236 legal text Concluded
CMP268 CMP268: Recognition of sharing by Conventional Carbon plant of Not-Shared Year-Round circuits Concluded
CMP285 CMP285: CUSC Governance Reform – Leveling the Playing Field Concluded
CMP293 CMP293: National Grid Legal Separation changes to CUSC sections, Exhibits & Schedules (non charging) Concluded
CAP149 CAP149: Transmission Entry Capacity with restricted access rights (TEC lite) Concluded
CAP162 CAP162: Transmission Access - Entry Overrun Concluded
CAP177 CAP177: Removal of CUSC Amendments Panel’s ability to raise Amendment Proposals. Concluded

More about modifications

Modification Tracker

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.

Modification Proposal Form

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.

Calendar

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.