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
CM064 CM064: Update to the STC Schedule 4,Boundaries of Influence Concluded
CM063 CM063: Modify the definition of Force Majeure (Section J: Interpretation and Definitions) Concluded
PM0101 PM0101: STCP09-1 'Update of procedure on ‘Safety Co-ordination between Parties’ covering HV proximity safety management and testing' Concluded
PM0100 PM0100: STCP19-3 'Operational Notification & Compliance Testing – update to reflect current process, common practice and terminology.' Concluded
PM099 PM099: STCP13-2 'SIF and LARF Methodology' Concluded
PM098 PM098: STCP18-4 Process Improvement Process Administration Improvements Concluded
PM097 PM097: sTCP18-1 Process Improvement Process Administration Improvements Concluded
PM096 PM096: STCP 08-2: 'Housekeeping Modification to re-insert missing diagram Concluded
CM059 CM059: Changes to Section C and H following OFGEM Response to Adjudication Request Concluded
PM094 PM094: Amendment to STCP18-2 Process Improvement Process Administration Improvements 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.