CUSC Modifications

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.

Modification status
ID Name Status Last Updated Sort ascending Link to modification
CAP164 CAP164: Transmission Access – Connect and Manage Concluded view
CAP165 CAP165: Transmission Access – Finite Long-term Entry Rights Concluded view
CAP166 CAP166: Transmission Access – Long-term Entry Capacity Auctions Concluded view
CAP168 CAP168: Transmission Access – Under-use and reallocation of TEC Concluded view
CAP170 CAP170 - Category 5 System to Generator Operational Intertripping Scheme Concluded view
CMP192 CMP192: Arrangements for Enduring Generation User Commitment Concluded view
CMP303 CMP303: Improving local circuit charge cost-reflectivity Concluded view
CMP304 CMP304: Improving the Enhanced Reactive Power Service by making it fit for purpose Current view
CMP305 CMP305: Removal of the Enhanced Reactive Power Service (ERPS) Current view
CAP100 CAP100 - Revision of CUSC Amendment Provisions to ensure that Amendment Reports contain a collective CUSC Panel Recommendation Concluded view

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.