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
CAP099 CAP099 - Incorporation of additional credit management tools within the CUSC in line with current best practice. Concluded view
CAP098 CAP098 - Reassessment of Suppliers Value at Risk Concluded view
CAP097 CAP097 - Revision to the contractual requirements for Small and Medium Embedded Power Stations under CUSC 6.5. Concluded view
CAP096 CAP096 - Revisions Resulting from Interconnector Separation Concluded view
CAP095 CAP095 - Removal of Operational Day Reference from Ex Post Publication of Response Information Concluded view
CAP094 CAP094 - Limited Duration Transmission Entry Capacity Concluded view
CAP093 CAP093 - Enabling the Flow of Electricity From Distribution Systems Into the Transmission System at Grid Supply Points Concluded view
CAP092 CAP092 - Consistent Generation Use of System Charge Liability Provisions for Transmission Access Products. Concluded view
CAP091 CAP091 - Establishment and maintenance of an Unsecured Credit Allowance for Rated and Unrated Companies and the alignment of the Value at Risk calculation with current best practice. Concluded view
CAP090 CAP090 - Credit Limits for rated companies 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.