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 Sort descending Name Status Last Updated
PM072 PM072: Code Governance Review 2: Send Back Process Concluded
PM073 PM073: Code Governance Review 2: Fast Track Self Governance Process Concluded
PM074 PM074: Update STCP19-6 Application Fee Concluded
PM077 PM077: Outage Change Management Concluded
PM078 PM078: Modification of STCP01-1Appendix D to provide a trigger phrase for controlling the power flow on a HV DC transmission line Concluded
PM079 PM079: Update of STCP18-1 Concluded
PM080 PM080: Management of Active Network Management Schemes Concluded
PM081 PM081: Detailed reporting requirements under Article 10.1c of EU Transparency Regulation Commission Regulation No 543 2013 Concluded
PM082 PM082: STCP19-4 - Concerns raised by Generators over Commissioning and De-commission of Transmission Assets Concluded
PM083 PM083: STCP 19-5 – Update and clarification of process for issuing an FSKN to prospective OFTOs 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.