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
CMP313 CMP313: Critical Friend review period for submission of new modifications Concluded
CMP311 CMP311: Reassessment of CUSC credit requirements for Suppliers, specifically for “User Allowed Credit” as defined in Section 3, Part III section 3.27 of the CUSC Concluded
CMP310 CMP310: CUSC section 14 changes in the event the UK leaves the EU without an agreement Concluded
CMP312 CMP312: Correcting erroneous legal text in Section 14 following implementation of CMPs 264/5 (consequential) Concluded
CMP309 CMP309: CUSC changes in the event the UK leaves the EU without an agreement Concluded
CAP008 CAP008 - Codification Errors Concluded
CAP011 CAP011 - Changes to frequency response payments to reflect a potential change to the BSC Concluded
CAP011 CAP011 - Changes to frequency response payments to reflect a potential change to the BSC Concluded
CAP012 CAP012 - Procedure for the renewal of NGC (Connection) assets Concluded
CAP013 CAP013 - Removal of Redundant Paragraph [6.6.1(b) - Energy related recurrent charges] 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.