All documentation relating to all open and closed modifications to the IGT UNC is available to download from this section of the website.

All modifications that are in progress (including in Development or Review) or awaiting a decision from the Gas and Electricity Markets Authority (the Authority) regarding whether or not to approve the modification can be found in the ‘Open Modifications’ section of the website.

All modifications where a decision has been received from the Authority (approved, withdrawn or rejected) can be found in the Modification Register  section of the website. Any modifications that are awaiting implementation or where an implementation date has yet to be agreed can also be found in this section.

If you would like to raise a Modification Proposal please use the template below.

IGT Panel Meetings are scheduled for the 4th Friday of each month, in order for a Modification to be discussed at a Panel Meeting, please ensure that it is received by the Code Administrator before the 1st Wednesday of the month.

Please Find the Templates for  the Modification Change Process available to download from the table below.

The IGT UNC Modification Panel is responsible for making key decisions within the Modification Process. Further information on the IGT UNC Modification Panel can be obtained from the ‘Modification Panel Meetings’ section of the website.

Document Title Type Pub date
 Request Template V1.0 Word Document 28/08/2020
Consultation-Response Template Word Document 28/08/2020
Modification Proposal Template Word Document 12/03/2021