STC Modifications
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 | Link to modification |
|---|---|---|---|---|
| PM0144 - Digital Communication System Integration | PM0144 - Digital Communication System Integration | Implemented | view | |
| PM0136 - Introducing Connections process to facilitate Competitively Appointed Transmission Owners | PM0136: Introducing Connections process to facilitate Competitively Appointed Transmission Owners | Implemented | view | |
| CM087 | CM087: Introducing Connections Process to facilitate Competitively Appointed Transmission Owners | Implemented | view | |
| CM086 | CM086: Introducing Competitively Appointed Transmission Owners & Transmission Service Providers | Implemented | view | |
| PM0146 - Emergency Control Centre Requirements | PM0146 - Emergency Control Centre Requirements | Implemented | view | |
| CM085 | CM085: To clarify OFTO reactive power requirements at <20% output | Implemented | view | |
| CM0100 | CM0100 - Consequential modification following the approval and implementation of CUSC modification – CMP428 User Commitment liabilities for Onshore Transmission (reinforcement) in the Holistic Network Design | Implemented | view | |
| Establishing ISOP in industry codes 2024 | Establishing ISOP in industry codes 2024 | Current | view | |
| CM099 | CM099 - Removing references to “Fax” and “Facsimile” within the STC | Implemented | view | |
| PM0125 | PM0125 - STCP01-1 Amendment to Allow Electronic Switching Instruction | Implemented | view |
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.