Joint Office of Gas Transporters

Some of the more common things people visit our site for:


A list of modifications, with current status and next key date, can be found in our Modifications Register  here.

Documentation for each modification is stored according to where they are in the modification process:


            Modifications at Consultation

            Awaiting Ofgem Decision


Alternatively, search by using (in your browser bar) the url, where xxxx is the modification number.

Templates for parties wishing to raise modifications are here.

Workgroup Information:

The UNC Panel allocates modification proposals to the most appropriate Workgroup for assessment and development because it is a more effective use of time to collate modifications into wider Workgroup meetings. Information relating to these Workgroups can be found here.

For each Workgroup meeting links are provided to the modifications on the agenda.

Meeting Details:

All Joint Office hosted meetings are displayed on our Events Diary

In addition, many other common-interest events held by other gas industry bodies are shown on the Events Diary.

Uniform Network Code Documents:

All of the UNC documents can be found here.