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.
ID | Name | Status | Last Updated Sort ascending | |
---|---|---|---|---|
PM0110 | PM0110: Housekeeping Modification to align STCP18-1 -STCP18-6 with existing working practices | Concluded | ||
PM0122 | PM0122: Compliance Testing | Concluded | ||
CM088 | CM088 - Fault Ride Through Definition | Concluded | ||
PM0137 - Queue Management Co-ordination Procedure | PM0137 - Queue Management Co-ordination Procedure | Implemented | ||
PM071 | PM071: Code Governance Review 2: Significant Code Review Process | Concluded | ||
PM089 | PM089: Amendment to STCP18-1 to include naming of BMU | Concluded | ||
CM065 | CM065: National Grid Legal Separation - consequential changes to reference NGESO in STC Section C and changes to Outage Planning Data Timescales | Concluded | ||
PM0112 | PM0112: Consequential STCP updates following implementation of RFG and HDVC into the GB Grid Code | Concluded | ||
CM081 | CM081 - Making STC Gender Neutral | Concluded | ||
CM089 & CM091 | CM089 & CM091 Implementation of the Electricity System Restoration Standard & Implementation of Emergency and Restoration Code Phase II | Implemented |
More about modifications
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.
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.