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 ascending Name Status Last Updated
PM0126 PM0126: Transmission Impact Assessment Process in relation to CMP298 Current
PM0125 PM0125 - STCP01-1 Amendment to Allow Electronic Switching Instruction Concluded
PM0125 PM0125 - STCP01-1 Amendment to Allow Electronic Switching Instruction Concluded
PM0124 PM0124: Enduring Expansion Constant & Expansion Factor Review Current
PM0123 PM0123 - Making the STCPs Gender Neutral Concluded
PM0122 PM0122: Compliance Testing Concluded
PM0121 PM0121: STCP16-1 Bay Reservation Amendment Concluded
PM0120 PM0120: Connections Triggering Distribution Impact Assessment Current
PM0119 PM0119: TNUoS Revenue Collection Risk Transfer Concluded
PM0118 Inclusion of NGET as an applicable TO entity within STCP11-4 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.