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
CMP254 CMP254: Addressing discrepancies in disconnection / de-energisation remedies Concluded
CMP249 CMP249: Clarification of Other Charges (CUSC 14.4) – Charging arrangements for customer requested delay and backfeed Concluded
CMP247 CMP247: TNUoS Demand Charges during the implementation of BSC Modification P272 following the approval of BSC Alternative Modification P322 Concluded
CMP253 CMP253: Legal text amendments to CUSC to align with CMP235/6 intentions Concluded
CMP251 CMP251: Removing the error margin in the cap on total TNUoS recovered by generation and introducing a new charging element to TNUoS to ensure compliance with European Commission Regulation 838/2010 Concluded
CMP248 CMP248: Enabling capital contributions for transmission connection assets during commercial operation Concluded
CMP252 CMP252 - Housekeeping changes to CMP235/CMP236 legal text Concluded
CMP242 CMP242: Charging arrangements for interlinked offshore transmission solutions connecting to a single onshore substation Concluded
CMP243 CMP243: A fixed Response Energy Payment option for all generating technologies Concluded
CMP245_6 CMP245_6: Introduction of a new category 5 Intertripping Scheme to include System to System intertrips in relation to One-off 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.