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 Sort ascending Name Status Last Updated
CAP092 CAP092 - Consistent Generation Use of System Charge Liability Provisions for Transmission Access Products. Concluded
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
CAP090 CAP090 - Credit Limits for rated companies Concluded
CAP089 CAP089 - Maximum Unsecured Credit Limit Concluded
CAP088 CAP088 - Application of late payments of Commercial Debts (Interest) Act 1998 Concluded
CAP087 CAP087 - Revisions to Request for Urgency Process Concluded
CAP086 CAP086 - Proposal for earlier consideration of implementation dates Concluded
CAP085 CAP085 - Revised Treatment of Housekeeping Amendments Concluded
CAP079-CAP084 CAP079-CAP084 - CUSC Housekeeping Modifications Concluded
CAP078 CAP078 - Charging for Costs incurred in the acquisition of consents under the Construction Agreement 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.