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
CMP434 CMP434 Implementing Connections Reform Current
CMP415 CMP415: Amending the Fixed Price Period from 6 to 12 months Current
CMP408 CMP408: Allowing consideration of a different notice period for BSUoS tariff settings Current
CMP443 CMP443 - Removing references to “Fax” or “Facsimile” within the CUSC Current
CMP441 CMP441 ​​Reducing the credit risk of supplying non-embedded hydrogen Electrolysers​ Current
CMP442 CMP442 - Introducing the option to fix Generator TNUoS charges Current
CMP438 CMP438: Clarification of Illustrative Example of a TNUoS Demand Reconciliation Implemented
CMP440 CMP440 Re-introduction of Demand TNUoS locational signals by removal of the zero price floor Current
CMP418 CMP418: Refine the allocation of Dynamic Reactive Compensation Equipment (DRCE) costs at OFTO transfer Current
CMP422 CMP422: CUSC Non-Charging Housekeeping changes update 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.