The Modifications Register provides information on all live IGT UNC Modifications, which are Modifications that are in progress, awaiting a decision from the Gas and Electricity Markets Authority (the Authority), or awaiting implementation.
The Modifications Register is updated Monthly, and usually within 5 Working Days of each Panel meeting. The latest version of the Modifications Register can be found below:
| Document Name | Publication Date |
| IGT UNC Modifications Register | 23/07/2026 |
Information on Closed Modifications
Information on closed Modifications, which are Modifications that have been implemented, withdrawn or rejected, can be found on the ‘Closed Modifications’ page of our website.