You can raise a modification – or mod – when you want to propose a change to any part of the STC. 

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. Or filter according to status.

Views reference
Modification status
ID Name Status Last Updated
PM088 PM088: Scottish Black Start Restoration Working Group Concluded
PM089 PM089: Amendment to STCP18-1 to include naming of BMU Concluded
PM085 PM085: Modification to STCP04-3 to include a Power Available signal in Appendix B4.1 Concluded
PM086 PM086: Difficulties in meeting the current year ahead data submission timelines in STCP11-1 Concluded
PM087 PM087: Updating of codes in the NGET Outage database TOGA in STCP11-2 to better reflect requirements and current process Concluded
PM084 PM084: Improvements to Revenue Forecast Information Provision under STCP24-1 Concluded
PM082 PM082: STCP19-4 - Concerns raised by Generators over Commissioning and De-commission of Transmission Assets Concluded
PM080 PM080: Management of Active Network Management Schemes Concluded
PM077 PM077: Outage Change Management Concluded
PM081 PM081: Detailed reporting requirements under Article 10.1c of EU Transparency Regulation Commission Regulation No 543 2013 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.

STCP Modification Proposal Form

Download the STCP Proposal form, when we receive your Proposal, we'll check it through and work together to make sure it's easy to understand.

STC Modification Proposal Form

Download the STC Proposal form, 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.